Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
006
FNUS54 KMRX 181751
FWFMRX
Fire Weather Planning Forecast for East Tennessee...Southwest
Virginia...and Extreme Southwest North Carolina
National Weather Service Morristown TN
151 PM EDT Mon Aug 18 2025
.DISCUSSION...
Drier conditions will continue into Tuesday, though still hot and
muggy. Limited diurnal shower and storm chances will be confined to
higher elevations of East Tennessee mountains and southwest North
Carolina through Tuesday. Rain chances increase area wide with
temperatures trending closer to seasonal norms for the latter half
of the week.
VAZ001-191900-
Lee-
Including the city of Rose Hill
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Pcldy
Temp (24h trend) 64-69 (-1) 87-92 (+2) 65-70 85-90
RH % (24h trend) 91-96 (-3) 42-47 (-4) 95-100 54-59
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) E 7 N 3 S 5 N 5
Mixing Hgt(ft-agl) 260 5610 150 6430
Vent Rate (mph-ft) 1820 16830 750 32150
Max Dispersion Early 4 Very Poor 14 Gen Poor 3 Very Poor 23 Fair
Max Dispersion Late 4 Very Poor 17 Gen Poor 3 Very Poor 28 Fair
Category Day 1 2 1 2
Max LVORI Early 5 6 6 7
Max LVORI Late 6 3 9 3
Precip Chance (%) 0 0 0 40
Precip Type None None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.00 0.08
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. North winds less than
10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 64 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 60s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 63 percent.
South winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 69 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Southwest
winds less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 63 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s. Northwest
winds less than 10 mph.
.MONDAY...Sunny. Highs in the upper 70s. Minimum RH 53 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
VAZ002-191900-
Wise-
Including the cities of Big Stone Gap, Norton, Wise, Coeburn,
Appalachia, and Pardee
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Pcldy
Temp (24h trend) 62-67 (-1) 83-88 (+2) 63-68 81-86
RH % (24h trend) 95-100 (-2) 48-53 (-3) 95-100 55-60
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) S 7 N 5 S 6 N 6
Mixing Hgt(ft-agl) 150 5320 6260
Vent Rate (mph-ft) 1050 26600 0 37560
Max Dispersion Early 3 Very Poor 19 Gen Poor 3 Very Poor 23 Fair
Max Dispersion Late 3 Very Poor 21 Fair 3 Very Poor 30 Fair
Category Day 1 2 1 3
Max LVORI Early 6 7 6 8
Max LVORI Late 8 3 9 3
Precip Chance (%) 0 0 0 50
Precip Type None None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.00 0.06
Precip Begin 8 AM
Precip End Continuing
Chance of Thunder (%) 0 0 0 50
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. North winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs around 80. Minimum RH 69 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 60s. East
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 64 percent.
South winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the mid 60s. South winds less than 10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 72 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Southwest
winds less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 66 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s. West winds
less than 10 mph.
.MONDAY...Sunny. Highs in the mid 70s. Minimum RH 55 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
VAZ005-191900-
Scott VA-
Including the city of Hiltons
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Pcldy
Temp (24h trend) 64-69 (-1) 86-91 (+1) 64-69 84-89
RH % (24h trend) 94-99 (-2) 46-51 (-2) 95-100 54-59
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) E 7 N 3 S 3 N 6
Mixing Hgt(ft-agl) 200 5650 50 6510
Vent Rate (mph-ft) 1400 16950 150 39060
Max Dispersion Early 4 Very Poor 14 Gen Poor 3 Very Poor 28 Fair
Max Dispersion Late 3 Very Poor 17 Gen Poor 3 Very Poor 32 Fair
Category Day 1 2 1 3
Max LVORI Early 6 7 6 8
Max LVORI Late 7 3 9 3
Precip Chance (%) 0 0 0 50
Precip Type None None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.00 0.05
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 0 50
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. North winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 65 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 60s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 63 percent.
South winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 70 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Southwest
winds less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 80. Minimum RH 64 percent. West winds
less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows around 60. Northwest winds
less than 10 mph.
.MONDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
53 percent. Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
VAZ006-191900-
Russell-
Including the cities of Hansonville, Lebanon, Dye, Castlewood,
Honaker, and Rosedale
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Pcldy
Temp (24h trend) 62-67 (-1) 83-88 (+2) 62-67 82-87
RH % (24h trend) 95-100 (0) 47-52 (-3) 95-100 53-58
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SE 5 Lgt/Var
PM 20FT Wnd (mph) NE 5 SE 5 SE 6 Lgt/Var
Transport Wnd (mph) NE 7 N 3 S 5 N 6
Mixing Hgt(ft-agl) 210 5390 70 6390
Vent Rate (mph-ft) 1470 16170 350 38340
Max Dispersion Early 3 Very Poor 14 Gen Poor 3 Very Poor 23 Fair
Max Dispersion Late 3 Very Poor 19 Gen Poor 3 Very Poor 32 Fair
Category Day 1 2 1 3
Max LVORI Early 6 6 6 7
Max LVORI Late 8 3 9 3
Precip Chance (%) 0 0 0 50
Precip Type None None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.00 0.07
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 0 50
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Northeast winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 67 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 60s. East winds
less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 63 percent.
South winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 71 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. South winds
less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 67 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s. West winds
less than 10 mph.
.MONDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
54 percent. Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
VAZ008-191900-
Washington VA-
Including the cities of Benhams, Bristol VA, and Abingdon
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Pcldy
Temp (24h trend) 63-68 (0) 83-88 (0) 62-67 83-88
RH % (24h trend) 95-100 (0) 50-55 (-2) 95-100 57-62
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) NE 5 Lgt/Var SE 6 Lgt/Var
Transport Wnd (mph) E 6 N 3 SE 3 N 6
Mixing Hgt(ft-agl) 280 4970 100 6340
Vent Rate (mph-ft) 1680 14910 300 38040
Max Dispersion Early 4 Very Poor 14 Gen Poor 4 Very Poor 28 Fair
Max Dispersion Late 4 Very Poor 22 Fair 3 Very Poor 34 Fair
Category Day 1 2 1 3
Max LVORI Early 6 6 6 8
Max LVORI Late 7 3 9 3
Precip Chance (%) 0 0 0 40
Precip Type None None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.00 0.11
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. East winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 69 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. East winds less than
10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 68 percent.
South winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Southeast
winds less than 10 mph.
.SATURDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 74 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. South winds
less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 71 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s. West winds
less than 10 mph.
.MONDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
57 percent. Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ018-191900-
Johnson-
Including the cities of Doeville, Mountain City, Neva,
Shady Valley, Trade, and Laurel Bloomery
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Pcldy Mclear Pcldy
Temp (24h trend) 61-66 (0) 80-85 (-1) 60-65 80-85
RH % (24h trend) 95-100 (+1) 53-58 (-1) 95-100 55-60
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) SE 8 N 3 SE 6 N 8
Mixing Hgt(ft-agl) 170 4070 30 5510
Vent Rate (mph-ft) 1360 12210 180 44080
Max Dispersion Early 8 Poor 13 Gen Poor 6 Very Poor 31 Fair
Max Dispersion Late 7 Poor 17 Gen Poor 5 Very Poor 41 Gen Good
Category Day 1 2 1 3
Max LVORI Early 6 7 7 8
Max LVORI Late 8 3 9 4
Precip Chance (%) 20 20 0 50
Precip Type None Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.01 0.06 0.00 0.15
Precip Begin 10 PM 2 PM 2 PM
Precip End 11 PM 7 PM Continuing
Chance of Thunder (%) 0 20 0 50
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. East winds less than
10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 69 percent.
Northwest winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the lower 60s. East winds less than
10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 71 percent.
South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the lower 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 75 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. South
winds less than 10 mph.
.SUNDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 73 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s. West winds
less than 10 mph.
.MONDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
56 percent. Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ047-191900-
Southeast Carter-
Including the city of Hampton
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Pcldy Mclear Pcldy
Temp (24h trend) 61-66 (-1) 78-83 (-2) 60-65 78-83
RH % (24h trend) 95-100 (+3) 52-57 (-1) 95-100 56-61
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) E 5 Lgt/Var SE 5 Lgt/Var
Transport Wnd (mph) E 6 N 5 S 5 N 8
Mixing Hgt(ft-agl) 110 4040 5010
Vent Rate (mph-ft) 660 20200 0 40080
Max Dispersion Early 6 Very Poor 15 Gen Poor 5 Very Poor 29 Fair
Max Dispersion Late 5 Very Poor 15 Gen Poor 4 Very Poor 34 Fair
Category Day 1 2 1 3
Max LVORI Early 6 6 7 7
Max LVORI Late 7 4 8 4
Precip Chance (%) 20 30 0 50
Precip Type Showers Tstms None Tstms
Precip Duration 1 1 1
Precip Amount 0.01 0.09 0.00 0.15
Precip Begin 8 PM 2 PM 2 PM
Precip End 2 AM 8 PM Continuing
Chance of Thunder (%) 0 30 0 50
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the lower 60s. Southeast winds less
than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 68 percent.
Northwest winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the lower 60s. East winds less than
10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 70s. Minimum RH 72 percent. South
winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the lower 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 70s. Minimum RH 76 percent. South
winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. South
winds less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 70s. Minimum RH 71 percent. West
winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s. West winds
less than 10 mph.
.MONDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
55 percent. Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ045-191900-
Unicoi-
Including the cities of Erwin, Unicoi, and Limestone Cove
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Pcldy Mclear Pcldy
Temp (24h trend) 62-67 (0) 80-85 (-1) 62-67 80-85
RH % (24h trend) 95-100 (+2) 53-58 (0) 95-100 57-62
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var SE 5 Lgt/Var
Transport Wnd (mph) E 6 N 5 S 6 N 7
Mixing Hgt(ft-agl) 90 4120 4910
Vent Rate (mph-ft) 540 20600 0 34370
Max Dispersion Early 4 Very Poor 14 Gen Poor 5 Very Poor 24 Fair
Max Dispersion Late 5 Very Poor 16 Gen Poor 4 Very Poor 31 Fair
Category Day 1 2 1 3
Max LVORI Early 6 6 7 7
Max LVORI Late 7 4 8 4
Precip Chance (%) 0 30 0 50
Precip Type None Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.00 0.13 0.00 0.18
Precip Begin 12 PM 2 PM
Precip End 8 PM Continuing
Chance of Thunder (%) 0 30 0 50
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 80. Minimum RH 69 percent. Northwest
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 71 percent.
South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 70s. Minimum RH 76 percent. South
winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. South
winds less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 71 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s. West winds
less than 10 mph.
.MONDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
57 percent. Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ043-191900-
Southeast Greene-
Including the city of Cedar Creek
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Mclear
Temp (24h trend) 64-69 (+1) 81-86 (-1) 63-68 81-86
RH % (24h trend) 92-97 (0) 48-53 (-2) 95-100 52-57
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SE 6 W 5
PM 20FT Wnd (mph) E 5 SE 6 SE 7 Lgt/Var
Transport Wnd (mph) NE 6 N 5 SE 12 N 6
Mixing Hgt(ft-agl) 50 4160 4590
Vent Rate (mph-ft) 300 20800 0 27540
Max Dispersion Early 2 Very Poor 17 Gen Poor 3 Very Poor 18 Gen Poor
Max Dispersion Late 3 Very Poor 18 Gen Poor 2 Very Poor 25 Fair
Category Day 1 2 1 3
Max LVORI Early 6 6 6 7
Max LVORI Late 7 3 8 3
Precip Chance (%) 0 30 0 50
Precip Type None Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.00 0.12 0.00 0.16
Precip Begin 1 PM 2 PM
Precip End 8 PM Continuing
Chance of Thunder (%) 0 30 0 50
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 66 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 67 percent.
South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Southeast
winds less than 10 mph.
.SATURDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 71 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. South winds
less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 68 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows around 60. Southwest winds
less than 10 mph.
.MONDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
55 percent. Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ041-191900-
Cocke Smoky Mountains-
Including the city of Hartford
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Pcldy
Temp (24h trend) 66-71 (+1) 81-86 (-1) 65-70 81-86
RH % (24h trend) 87-92 (+1) 48-53 (-4) 90-95 53-58
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SE 6 Lgt/Var
PM 20FT Wnd (mph) Lgt/Var SE 6 SE 7 Lgt/Var
Transport Wnd (mph) NE 6 N 5 S 5 N 6
Mixing Hgt(ft-agl) 180 4390 60 4880
Vent Rate (mph-ft) 1080 21950 300 29280
Max Dispersion Early 5 Very Poor 17 Gen Poor 6 Very Poor 22 Fair
Max Dispersion Late 6 Very Poor 19 Gen Poor 6 Very Poor 25 Fair
Category Day 1 2 1 3
Max LVORI Early 5 5 5 6
Max LVORI Late 5 3 6 4
Precip Chance (%) 0 40 0 50
Precip Type None Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.00 0.18 0.00 0.16
Precip Begin 12 PM 8 AM
Precip End 7 PM Continuing
Chance of Thunder (%) 0 40 0 50
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 67 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 69 percent.
South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Southeast
winds less than 10 mph.
.SATURDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 72 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. South winds
less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 69 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 60s. Southwest
winds less than 10 mph.
.MONDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
55 percent. Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ074-191900-
Sevier Smoky Mountains-
Including the cities of Elkmont and Gatlinburg
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 64-69 (+1) 77-82 (-2) 63-68 78-83
RH % (24h trend) 87-92 (+1) 51-56 (-4) 92-97 55-60
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 5 Lgt/Var
PM 20FT Wnd (mph) SE 6 S 5 SE 6 Lgt/Var
Transport Wnd (mph) NE 6 N 6 S 6 N 7
Mixing Hgt(ft-agl) 50 3390 4030
Vent Rate (mph-ft) 300 20340 0 28210
Max Dispersion Early 2 Very Poor 15 Gen Poor 3 Very Poor 21 Fair
Max Dispersion Late 4 Very Poor 15 Gen Poor 2 Very Poor 24 Fair
Category Day 1 2 1 2
Max LVORI Early 5 5 6 7
Max LVORI Late 6 3 7 3
Precip Chance (%) 0 40 20 60
Precip Type None Tstms Showers Tstms
Precip Duration 1 1 2
Precip Amount 0.00 0.43 0.03 0.28
Precip Begin 12 PM Continuing 8 AM
Precip End Continuing 2 AM Continuing
Chance of Thunder (%) 0 40 0 50
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.THURSDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 70 percent.
Northwest winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.FRIDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 70s. Minimum RH 74 percent.
Southwest winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 70s. Minimum RH 78 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. South winds
less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 70s. Minimum RH 72 percent. West
winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s. South winds
less than 10 mph.
.MONDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the mid 70s. Minimum RH 58 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ072-191900-
Blount Smoky Mountains-
Including the city of Cades Cove
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 66-71 (0) 82-87 (-2) 66-71 83-88
RH % (24h trend) 85-90 (0) 51-56 (0) 92-97 54-59
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SE 5 Lgt/Var
PM 20FT Wnd (mph) E 6 SE 5 SE 6 Lgt/Var
Transport Wnd (mph) SE 7 N 5 SE 3 N 8
Mixing Hgt(ft-agl) 200 4350 50 4730
Vent Rate (mph-ft) 1400 21750 150 37840
Max Dispersion Early 4 Very Poor 18 Gen Poor 3 Very Poor 24 Fair
Max Dispersion Late 4 Very Poor 17 Gen Poor 3 Very Poor 32 Fair
Category Day 1 2 1 3
Max LVORI Early 5 5 6 7
Max LVORI Late 5 3 7 4
Precip Chance (%) 0 40 0 50
Precip Type None Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.00 0.33 0.00 0.13
Precip Begin 12 PM 2 PM
Precip End 7 PM Continuing
Chance of Thunder (%) 0 40 0 50
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. Southeast winds less
than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 66 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. East winds less than
10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs around 80. Minimum RH 71 percent. Southwest
winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 75 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. South winds
less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 69 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 60s. East winds
less than 10 mph.
.MONDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
57 percent. Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ087-191900-
Southeast Monroe-
Including the cities of Citico and Coker Creek
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Pcldy Pcldy Mclear
Temp (24h trend) 65-70 (+1) 82-87 (-3) 64-69 83-88
RH % (24h trend) 89-94 (+3) 52-57 (+1) 95-100 53-58
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) SE 7 W 5 SE 3 NW 6
Mixing Hgt(ft-agl) 140 3620 10 4320
Vent Rate (mph-ft) 980 18100 30 25920
Max Dispersion Early 2 Very Poor 16 Gen Poor 3 Very Poor 21 Fair
Max Dispersion Late 3 Very Poor 13 Gen Poor 2 Very Poor 23 Fair
Category Day 1 2 1 2
Max LVORI Early 5 6 7 7
Max LVORI Late 6 3 8 3
Precip Chance (%) 0 40 0 50
Precip Type None Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.00 0.48 0.00 0.13
Precip Begin 11 AM 8 AM
Precip End 8 PM Continuing
Chance of Thunder (%) 0 40 0 50
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. East winds less than
10 mph.
.THURSDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 65 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. East winds less than
10 mph.
.FRIDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs around 80. Minimum RH 71 percent. South
winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 74 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Southeast
winds less than 10 mph.
.SUNDAY...Partly sunny with a chance of showers and
thunderstorms. Highs around 80. Minimum RH 69 percent. Northwest
winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. Northeast
winds less than 10 mph.
.MONDAY...Sunny. Highs in the upper 70s. Minimum RH 56 percent.
North winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ102-191900-
East Polk-
Including the cities of Big Frog Mountain, Ducktown,
and Turtletown
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Pcldy Pcldy Mclear
Temp (24h trend) 66-71 (+1) 84-89 (-4) 65-70 86-91
RH % (24h trend) 94-99 (+6) 53-58 (+9) 95-100 52-57
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SE 5 Lgt/Var
PM 20FT Wnd (mph) E 5 SE 5 SE 6 Lgt/Var
Transport Wnd (mph) E 5 SW 3 SE 5 N 5
Mixing Hgt(ft-agl) 190 3950 40 4790
Vent Rate (mph-ft) 950 11850 200 23950
Max Dispersion Early 2 Very Poor 18 Gen Poor 3 Very Poor 18 Gen Poor
Max Dispersion Late 3 Very Poor 11 Poor 2 Very Poor 20 Gen Poor
Category Day 1 2 1 2
Max LVORI Early 6 6 7 8
Max LVORI Late 7 3 9 3
Precip Chance (%) 0 40 0 50
Precip Type None Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.00 0.30 0.00 0.08
Precip Begin 12 PM 2 PM
Precip End 7 PM Continuing
Chance of Thunder (%) 0 40 0 50
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 60s. East
winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 61 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. East winds less than
10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 68 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 70 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 64 percent.
Northwest winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. North winds
less than 10 mph.
.MONDAY...Sunny. Highs in the lower 80s. Minimum RH 52 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
NCZ060-191900-
Cherokee-
Including the cities of Andrews, Marble, Topton, Hiawasse Dam,
Murphy, Unaka, and Violet
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 65-70 (+1) 82-87 (-3) 64-69 83-88
RH % (24h trend) 95-100 (+5) 57-62 (+8) 95-100 55-60
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) E 6 SW 3 SE 3 N 5
Mixing Hgt(ft-agl) 250 3740 110 4580
Vent Rate (mph-ft) 1500 11220 330 22900
Max Dispersion Early 3 Very Poor 18 Gen Poor 3 Very Poor 17 Gen Poor
Max Dispersion Late 3 Very Poor 10 Poor 3 Very Poor 19 Gen Poor
Category Day 1 2 1 2
Max LVORI Early 6 6 8 8
Max LVORI Late 7 4 9 4
Precip Chance (%) 0 50 0 50
Precip Type None Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.00 0.32 0.00 0.34
Precip Begin 11 AM 8 AM
Precip End 8 PM Continuing
Chance of Thunder (%) 0 50 0 50
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Northeast winds less than
10 mph.
.THURSDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 64 percent.
Northwest winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. East winds less than
10 mph.
.FRIDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs around 80. Minimum RH 71 percent. Southeast
winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 74 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Southeast
winds less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 67 percent.
Northwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 60s. North winds
less than 10 mph.
.MONDAY...Sunny. Highs around 80. Minimum RH 54 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
NCZ061-191900-
Clay-
Including the cities of Shooting Creek, Brasstown, Hayesville,
and Tusquitee
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Temp (24h trend) 63-68 (+1) 77-82 (-4) 62-67 79-84
RH % (24h trend) 95-100 (+4) 67-72 (+9) 95-100 66-71
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) E 5 Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) E 3 S 5 E 3 N 6
Mixing Hgt(ft-agl) 150 2820 50 4430
Vent Rate (mph-ft) 450 14100 150 26580
Max Dispersion Early 3 Very Poor 10 Poor 3 Very Poor 17 Gen Poor
Max Dispersion Late 3 Very Poor 9 Poor 3 Very Poor 19 Gen Poor
Category Day 1 1 1 3
Max LVORI Early 6 7 8 9
Max LVORI Late 7 6 10 6
Precip Chance (%) 0 60 0 60
Precip Type None Tstms None Tstms
Precip Duration 2 2
Precip Amount 0.00 0.65 0.00 0.22
Precip Begin 11 AM 8 AM
Precip End 8 PM Continuing
Chance of Thunder (%) 0 60 0 50
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Northeast winds less than
10 mph.
.THURSDAY...Mostly sunny with showers and thunderstorms likely.
Highs in the lower 80s. Minimum RH 73 percent. Northwest winds
less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. East winds less than
10 mph.
.FRIDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 70s. Minimum RH 84 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 70s. Minimum RH 85 percent. South
winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. East winds
less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 76 percent.
Northwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows around 60. North winds less
than 10 mph.
.MONDAY...Sunny with a slight chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 60 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ015-191900-
Hancock-
Including the cities of Evanston, Sneedville, Treadway,
and Kyles Ford
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Mclear
Temp (24h trend) 65-70 (0) 88-93 (+1) 66-71 87-92
RH % (24h trend) 90-95 (-5) 43-48 (-2) 95-100 52-57
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) E 7 NE 2 S 5 N 5
Mixing Hgt(ft-agl) 170 5920 70 6570
Vent Rate (mph-ft) 1190 11840 350 32850
Max Dispersion Early 3 Very Poor 14 Gen Poor 3 Very Poor 23 Fair
Max Dispersion Late 2 Very Poor 18 Gen Poor 2 Very Poor 26 Fair
Category Day 1 1 1 3
Max LVORI Early 5 6 7 7
Max LVORI Late 7 3 9 3
Precip Chance (%) 0 0 0 40
Precip Type None None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.00 0.07
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 60s. North
winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 63 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 60s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 63 percent. Light
and variable wind.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. Southeast winds less than
10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 69 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Light and variable wind.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 61 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows around 60. Northwest winds
less than 10 mph.
.MONDAY...Sunny. Highs in the lower 80s. Minimum RH 51 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ016-191900-
Hawkins-
Including the city of Mooresburg
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Mclear
Temp (24h trend) 65-70 (0) 88-93 (+1) 66-71 87-92
RH % (24h trend) 93-98 (-2) 45-50 (-4) 95-100 53-58
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) E 6 NE 3 S 3 N 5
Mixing Hgt(ft-agl) 210 5870 80 6400
Vent Rate (mph-ft) 1260 17610 240 32000
Max Dispersion Early 3 Very Poor 14 Gen Poor 3 Very Poor 23 Fair
Max Dispersion Late 2 Very Poor 17 Gen Poor 2 Very Poor 26 Fair
Category Day 1 2 1 2
Max LVORI Early 5 6 7 8
Max LVORI Late 7 3 9 3
Precip Chance (%) 0 0 0 40
Precip Type None None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.00 0.04
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the upper 60s. North winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 63 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 60s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 64 percent. South
winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. Southeast winds less than
10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 70 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Southwest
winds less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 64 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 60s. Northwest
winds less than 10 mph.
.MONDAY...Sunny. Highs in the lower 80s. Minimum RH 52 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ017-191900-
Sullivan-
Including the cities of Kingsport, Bristol TN,
and South Holston Dam
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Mclear
Temp (24h trend) 65-70 (0) 86-91 (+1) 65-70 85-90
RH % (24h trend) 94-99 (0) 48-53 (-2) 94-99 53-58
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) E 5 Lgt/Var
PM 20FT Wnd (mph) NE 5 E 5 SE 6 Lgt/Var
Transport Wnd (mph) E 7 N 3 SE 3 N 6
Mixing Hgt(ft-agl) 300 5240 110 5910
Vent Rate (mph-ft) 2100 15720 330 35460
Max Dispersion Early 4 Very Poor 14 Gen Poor 4 Very Poor 22 Fair
Max Dispersion Late 3 Very Poor 20 Gen Poor 3 Very Poor 30 Fair
Category Day 1 2 1 3
Max LVORI Early 5 6 6 7
Max LVORI Late 7 3 8 3
Precip Chance (%) 0 20 0 40
Precip Type None Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.00 0.03 0.00 0.07
Precip Begin 2 PM 2 PM
Precip End 7 PM Continuing
Chance of Thunder (%) 0 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. East winds less than
10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 65 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. East winds less than
10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 65 percent.
South winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 71 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. South winds
less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 67 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 60s. West winds
less than 10 mph.
.MONDAY...Mostly sunny. Highs around 80. Minimum RH 55 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ046-191900-
Northwest Carter-
Including the city of Elizabethton
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Mclear
Temp (24h trend) 64-69 (0) 83-88 (-1) 63-68 83-88
RH % (24h trend) 91-96 (0) 48-53 (-2) 93-98 51-56
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var SE 5 Lgt/Var
Transport Wnd (mph) NE 5 N 2 SE 5 N 6
Mixing Hgt(ft-agl) 210 4510 80 5410
Vent Rate (mph-ft) 1050 9020 400 32460
Max Dispersion Early 5 Very Poor 14 Gen Poor 6 Very Poor 21 Fair
Max Dispersion Late 5 Very Poor 17 Gen Poor 4 Very Poor 29 Fair
Category Day 1 1 1 3
Max LVORI Early 5 6 5 7
Max LVORI Late 6 3 7 3
Precip Chance (%) 0 20 0 40
Precip Type None Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.00 0.06 0.00 0.11
Precip Begin 2 PM 2 PM
Precip End 7 PM Continuing
Chance of Thunder (%) 0 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 64 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. East winds less than
10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 66 percent.
South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 70 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. South winds
less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 67 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 60s. West winds
less than 10 mph.
.MONDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
52 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ044-191900-
Washington TN-
Including the city of Johnson City
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Mclear
Temp (24h trend) 65-70 (+1) 86-91 (0) 64-69 85-90
RH % (24h trend) 92-97 (-1) 50-55 (+1) 93-98 53-58
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) SE 7 N 3 S 5 N 6
Mixing Hgt(ft-agl) 250 5210 50 5630
Vent Rate (mph-ft) 1750 15630 250 33780
Max Dispersion Early 3 Very Poor 15 Gen Poor 4 Very Poor 19 Gen Poor
Max Dispersion Late 3 Very Poor 19 Gen Poor 3 Very Poor 26 Fair
Category Day 1 2 1 3
Max LVORI Early 5 6 6 7
Max LVORI Late 7 3 8 3
Precip Chance (%) 0 20 0 40
Precip Type None Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.00 0.04 0.00 0.09
Precip Begin 2 PM 2 PM
Precip End 8 PM Continuing
Chance of Thunder (%) 0 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. Southeast winds less
than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 65 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. East winds less than
10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 66 percent.
South winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 70 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. South winds
less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 67 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 60s. Southwest
winds less than 10 mph.
.MONDAY...Mostly sunny. Highs in the lower 80s. Minimum RH
54 percent. West winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ042-191900-
Northwest Greene-
Including the city of Greeneville
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Mclear
Temp (24h trend) 66-71 (+1) 87-92 (0) 66-71 87-92
RH % (24h trend) 91-96 (-3) 45-50 (-3) 92-97 52-57
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) SE 7 NW 3 S 5 N 5
Mixing Hgt(ft-agl) 260 5400 80 5590
Vent Rate (mph-ft) 1820 16200 400 27950
Max Dispersion Early 3 Very Poor 20 Gen Poor 4 Very Poor 20 Gen Poor
Max Dispersion Late 3 Very Poor 22 Fair 3 Very Poor 24 Fair
Category Day 1 2 1 2
Max LVORI Early 5 6 6 7
Max LVORI Late 7 3 8 3
Precip Chance (%) 0 20 0 40
Precip Type None Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.00 0.02 0.00 0.07
Precip Begin 2 PM 2 PM
Precip End 8 PM Continuing
Chance of Thunder (%) 0 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. East winds less than
10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 62 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. East
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 64 percent. South
winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. Southeast
winds less than 10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 68 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. South winds
less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 64 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 60s. Southwest
winds less than 10 mph.
.MONDAY...Mostly sunny. Highs in the lower 80s. Minimum RH
53 percent. Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ038-191900-
Grainger-
Including the city of Bean Station
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Pcldy
Temp (24h trend) 67-72 (+1) 90-95 (+1) 67-72 89-94
RH % (24h trend) 87-92 (-6) 44-49 (-3) 91-96 52-57
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) E 6 N 3 S 5 N 5
Mixing Hgt(ft-agl) 200 6130 110 6840
Vent Rate (mph-ft) 1200 18390 550 34200
Max Dispersion Early 3 Very Poor 18 Gen Poor 2 Very Poor 22 Fair
Max Dispersion Late 3 Very Poor 20 Gen Poor 2 Very Poor 31 Fair
Category Day 1 2 1 3
Max LVORI Early 4 6 6 7
Max LVORI Late 6 2 8 3
Precip Chance (%) 0 0 0 30
Precip Type None None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.00 0.01
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 60s.
Northeast winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 64 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 63 percent.
Southwest winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 70 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. Southwest winds less
than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 64 percent. West
winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. Northwest
winds less than 10 mph.
.MONDAY...Sunny. Highs in the lower 80s. Minimum RH 52 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ039-191900-
Hamblen-
Including the cities of Alpha, Morristown, and Russellville
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Mclear
Temp (24h trend) 67-72 (+1) 89-94 (0) 67-72 88-93
RH % (24h trend) 89-94 (-6) 45-50 (-3) 90-95 52-57
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NE 7 N 3 S 5 N 5
Mixing Hgt(ft-agl) 200 6010 130 6400
Vent Rate (mph-ft) 1400 18030 650 32000
Max Dispersion Early 3 Very Poor 19 Gen Poor 3 Very Poor 21 Fair
Max Dispersion Late 2 Very Poor 18 Gen Poor 2 Very Poor 29 Fair
Category Day 1 2 1 2
Max LVORI Early 5 6 6 7
Max LVORI Late 7 3 8 3
Precip Chance (%) 0 0 0 30
Precip Type None None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.00 0.01
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. Light and variable
wind.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 63 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 64 percent. South
winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. Light and variable wind.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 70 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. Light and
variable wind.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 65 percent. West
winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. Northwest
winds less than 10 mph.
.MONDAY...Sunny. Highs in the lower 80s. Minimum RH 53 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ040-191900-
Northwest Cocke-
Including the cities of Bybee and Newport
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Mclear
Temp (24h trend) 68-73 (+1) 87-92 (0) 68-73 87-92
RH % (24h trend) 87-92 (-3) 46-51 (0) 89-94 52-57
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) SE 7 N 5 S 5 N 6
Mixing Hgt(ft-agl) 260 5330 80 5430
Vent Rate (mph-ft) 1820 26650 400 32580
Max Dispersion Early 3 Very Poor 20 Gen Poor 4 Very Poor 25 Fair
Max Dispersion Late 3 Very Poor 21 Fair 3 Very Poor 27 Fair
Category Day 1 2 1 3
Max LVORI Early 5 5 5 6
Max LVORI Late 6 3 7 3
Precip Chance (%) 0 20 0 40
Precip Type None Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.00 0.04 0.00 0.06
Precip Begin 2 PM 2 PM
Precip End 7 PM Continuing
Chance of Thunder (%) 0 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. Southeast winds less
than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 62 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. East winds less than
10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 64 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 66 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. South
winds less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 65 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 60s. Southwest
winds less than 10 mph.
.MONDAY...Mostly sunny. Highs in the lower 80s. Minimum RH
52 percent. Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ070-191900-
Jefferson-
Including the cities of Jefferson City, Strawberry Plains,
Chestnut Hill, Dandridge, and White Pine
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Mclear
Temp (24h trend) 67-72 (0) 89-94 (0) 68-73 88-93
RH % (24h trend) 90-95 (-4) 45-50 (-3) 92-97 52-57
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) E 6 N 3 S 3 N 6
Mixing Hgt(ft-agl) 240 5990 160 6370
Vent Rate (mph-ft) 1440 17970 480 38220
Max Dispersion Early 3 Very Poor 20 Gen Poor 2 Very Poor 22 Fair
Max Dispersion Late 2 Very Poor 20 Gen Poor 2 Very Poor 34 Fair
Category Day 1 2 1 3
Max LVORI Early 5 7 6 7
Max LVORI Late 7 2 8 3
Precip Chance (%) 0 20 0 40
Precip Type None None None Tstms
Precip Duration 1
Precip Amount 0.00 0.01 0.00 0.01
Precip Begin 2 PM 2 PM
Precip End 6 PM Continuing
Chance of Thunder (%) 0 0 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows around 70. Northeast winds less than
10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 62 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. Northeast
winds less than 10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 64 percent.
Northwest winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 69 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. Southwest
winds less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 65 percent. West
winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 60s. Northwest
winds less than 10 mph.
.MONDAY...Sunny. Highs in the lower 80s. Minimum RH 53 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ035-191900-
Morgan-
Including the cities of Pine Orchard, High Point, and Petros
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Mclear
Temp (24h trend) 65-70 (0) 88-93 (+1) 66-71 87-92
RH % (24h trend) 89-94 (-4) 44-49 (-4) 95-100 52-57
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) NE 5 Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) E 3 N 5 SW 5 N 3
Mixing Hgt(ft-agl) 220 5800 70 6590
Vent Rate (mph-ft) 660 29000 350 19770
Max Dispersion Early 4 Very Poor 14 Gen Poor 2 Very Poor 18 Gen Poor
Max Dispersion Late 2 Very Poor 21 Fair 2 Very Poor 25 Fair
Category Day 1 2 1 3
Max LVORI Early 5 6 6 7
Max LVORI Late 7 3 9 3
Precip Chance (%) 0 0 0 50
Precip Type None None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.00 0.03
Precip Begin 8 AM
Precip End 8 PM
Chance of Thunder (%) 0 0 0 50
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 60s. North
winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 65 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 64 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 70 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southwest winds less than
10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 63 percent.
Northwest winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows around 60. Northwest winds
less than 10 mph.
.MONDAY...Sunny. Highs around 80. Minimum RH 53 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ012-191900-
Scott TN-
Including the cities of Big South Fork National, Oneida,
Smokey Junction, Elgin, Huntsville, Norma, and Slick Rock
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Clear Mclear Mclear Mclear
Temp (24h trend) 64-69 (-1) 87-92 (+1) 66-71 86-91
RH % (24h trend) 89-94 (-5) 42-47 (-7) 95-100 52-57
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) E 5 N 3 SW 5 N 5
Mixing Hgt(ft-agl) 240 5610 70 6390
Vent Rate (mph-ft) 1200 16830 350 31950
Max Dispersion Early 4 Very Poor 15 Gen Poor 2 Very Poor 19 Gen Poor
Max Dispersion Late 2 Very Poor 22 Fair 2 Very Poor 25 Fair
Category Day 1 2 1 2
Max LVORI Early 5 6 6 7
Max LVORI Late 7 3 8 3
Precip Chance (%) 0 0 0 50
Precip Type None None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.00 0.06
Precip Begin 8 AM
Precip End 8 PM
Chance of Thunder (%) 0 0 0 50
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 60s. North
winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 66 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 63 percent. East
winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 71 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southwest winds less than
10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 62 percent.
Northwest winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the upper 50s. Northwest
winds less than 10 mph.
.MONDAY...Sunny. Highs in the upper 70s. Minimum RH 53 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ013-191900-
Campbell-
Including the cities of Fincastle, La Follette, Elk Valley,
Jellico, White Oak, Caryville, and Royal Blue
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Mclear
Temp (24h trend) 65-70 (-1) 86-91 (+1) 66-71 84-89
RH % (24h trend) 84-89 (-8) 45-50 (-6) 92-97 54-59
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) N 5 Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) E 3 N 3 SW 3 N 5
Mixing Hgt(ft-agl) 150 5570 20 6580
Vent Rate (mph-ft) 450 16710 60 32900
Max Dispersion Early 4 Very Poor 15 Gen Poor 2 Very Poor 19 Gen Poor
Max Dispersion Late 2 Very Poor 20 Gen Poor 2 Very Poor 28 Fair
Category Day 1 2 1 3
Max LVORI Early 4 6 5 7
Max LVORI Late 6 3 8 3
Precip Chance (%) 0 0 0 50
Precip Type None None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.00 0.03
Precip Begin 8 AM
Precip End 8 PM
Chance of Thunder (%) 0 0 0 50
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 60s. North
winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 67 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 65 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 73 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southwest winds less than
10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 65 percent.
Northwest winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows around 60. Northwest winds
less than 10 mph.
.MONDAY...Sunny. Highs in the upper 70s. Minimum RH 55 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ014-191900-
Claiborne-
Including the cities of Lone Mountain, Sandlick, Springdale,
Arthur, Harrogate-Shawanee, Clairfield, and Howard Quarter
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Mclear
Temp (24h trend) 65-70 (0) 88-93 (+1) 66-71 87-92
RH % (24h trend) 88-93 (-4) 41-46 (-5) 95-100 53-58
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) E 6 N 3 S 5 N 5
Mixing Hgt(ft-agl) 190 5740 70 6560
Vent Rate (mph-ft) 1140 17220 350 32800
Max Dispersion Early 3 Very Poor 14 Gen Poor 2 Very Poor 23 Fair
Max Dispersion Late 3 Very Poor 18 Gen Poor 2 Very Poor 26 Fair
Category Day 1 2 1 3
Max LVORI Early 5 6 6 7
Max LVORI Late 6 2 9 3
Precip Chance (%) 0 0 0 40
Precip Type None None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.00 0.01
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 60s. North
winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 64 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 62 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. Southeast winds less than
10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 70 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southwest winds less than
10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 62 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows around 60. Northwest winds
less than 10 mph.
.MONDAY...Sunny. Highs around 80. Minimum RH 52 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ037-191900-
Union-
Including the cities of Maynardville, Norris Lake, Paulette,
Rose Hill, Sharps Chapel, and Luttrell
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Mclear
Temp (24h trend) 66-71 (0) 89-94 (+1) 67-72 88-93
RH % (24h trend) 89-94 (-2) 43-48 (-4) 93-98 52-57
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) E 3 N 3 S 5 N 5
Mixing Hgt(ft-agl) 220 6020 150 6830
Vent Rate (mph-ft) 660 18060 750 34150
Max Dispersion Early 3 Very Poor 15 Gen Poor 2 Very Poor 23 Fair
Max Dispersion Late 3 Very Poor 18 Gen Poor 2 Very Poor 27 Fair
Category Day 1 2 1 3
Max LVORI Early 4 6 5 7
Max LVORI Late 7 2 8 3
Precip Chance (%) 0 0 0 40
Precip Type None None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.00 0.01
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 60s. North
winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 64 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 62 percent. Light
and variable wind.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 70 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. Southwest winds less
than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 63 percent. West
winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. Northwest
winds less than 10 mph.
.MONDAY...Sunny. Highs in the lower 80s. Minimum RH 52 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ036-191900-
Anderson-
Including the cities of Oak Ridge and Clinton
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Pcldy
Temp (24h trend) 67-72 (0) 87-92 (0) 67-72 86-91
RH % (24h trend) 84-89 (-6) 45-50 (-3) 92-97 54-59
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) N 6 Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NE 3 N 2 SW 5 N 5
Mixing Hgt(ft-agl) 230 5610 140 6690
Vent Rate (mph-ft) 690 11220 700 33450
Max Dispersion Early 4 Very Poor 16 Gen Poor 2 Very Poor 24 Fair
Max Dispersion Late 3 Very Poor 20 Gen Poor 3 Very Poor 27 Fair
Category Day 1 1 1 3
Max LVORI Early 4 6 5 6
Max LVORI Late 6 3 8 3
Precip Chance (%) 0 0 0 40
Precip Type None None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.00 0.01
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 60s. North
winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 65 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 65 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. Southwest winds less than
10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 72 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. Southwest winds less
than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 64 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. Northwest
winds less than 10 mph.
.MONDAY...Sunny. Highs around 80. Minimum RH 53 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ069-191900-
Knox-
Including the cities of Bearden, Knoxville, and Lake Forest
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Mclear
Temp (24h trend) 67-72 (-1) 89-94 (0) 68-73 88-93
RH % (24h trend) 86-91 (-6) 42-47 (-4) 93-98 52-57
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NE 3 N 3 SW 5 N 6
Mixing Hgt(ft-agl) 250 6140 200 6450
Vent Rate (mph-ft) 750 18420 1000 38700
Max Dispersion Early 3 Very Poor 19 Gen Poor 2 Very Poor 22 Fair
Max Dispersion Late 2 Very Poor 23 Fair 2 Very Poor 34 Fair
Category Day 1 2 1 3
Max LVORI Early 4 6 5 7
Max LVORI Late 6 2 8 3
Precip Chance (%) 0 0 0 40
Precip Type None None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.00 0.01
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the lower 70s. Northeast winds less
than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 63 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. Northeast
winds less than 10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 64 percent. West
winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. Southwest winds less than
10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 70 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. Southwest winds less
than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 64 percent. West
winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. North winds
less than 10 mph.
.MONDAY...Sunny. Highs in the lower 80s. Minimum RH 52 percent.
North winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ073-191900-
North Sevier-
Including the cities of Harrisburg, Kodak, McMahan, Sevierville,
Seymour, and Pigeon Forge
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Mclear
Temp (24h trend) 67-72 (0) 88-93 (-1) 68-73 88-93
RH % (24h trend) 88-93 (-5) 43-48 (-2) 95-100 51-56
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) S 3 N 3 S 2 N 6
Mixing Hgt(ft-agl) 310 5480 170 5450
Vent Rate (mph-ft) 930 16440 340 32700
Max Dispersion Early 3 Very Poor 20 Gen Poor 2 Very Poor 21 Fair
Max Dispersion Late 2 Very Poor 21 Fair 2 Very Poor 27 Fair
Category Day 1 2 1 3
Max LVORI Early 5 6 6 8
Max LVORI Late 6 2 8 3
Precip Chance (%) 0 30 0 40
Precip Type None Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.00 0.05 0.00 0.06
Precip Begin 2 PM 2 PM
Precip End 7 PM Continuing
Chance of Thunder (%) 0 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows around 70. East winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 60 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. East winds less than
10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 63 percent.
Northwest winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 66 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. South
winds less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 62 percent. West
winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 60s. Southwest
winds less than 10 mph.
.MONDAY...Mostly sunny. Highs in the lower 80s. Minimum RH
51 percent. Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ067-191900-
Roane-
Including the cities of Harriman, Eagle Furnace, Rockwood,
Bradbury, Fairview, Kingston, and Oliver Springs
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Mclear
Temp (24h trend) 68-73 (0) 90-95 (0) 68-73 90-95
RH % (24h trend) 86-91 (-8) 45-50 (-2) 95-100 53-58
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NE 5 N 5 SW 6 N 3
Mixing Hgt(ft-agl) 250 5840 210 6460
Vent Rate (mph-ft) 1250 29200 1260 19380
Max Dispersion Early 4 Very Poor 18 Gen Poor 3 Very Poor 19 Gen Poor
Max Dispersion Late 2 Very Poor 21 Fair 3 Very Poor 21 Fair
Category Day 1 2 1 2
Max LVORI Early 4 6 6 7
Max LVORI Late 6 3 9 3
Precip Chance (%) 0 0 0 40
Precip Type None None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.00 0.01
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows around 70. Light and
variable wind.
.THURSDAY...Partly sunny with a chance of showers and
thunderstorms. Highs around 90. Minimum RH 63 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. North
winds less than 10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 66 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. Light and variable wind.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 69 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. Light and variable
wind.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 63 percent.
Northwest winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. Northwest
winds less than 10 mph.
.MONDAY...Sunny. Highs in the mid 80s. Minimum RH 52 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ068-191900-
Loudon-
Including the cities of Lenoir City and Loudon
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Mclear
Temp (24h trend) 68-73 (0) 90-95 (0) 68-73 89-94
RH % (24h trend) 87-92 (-8) 45-50 (0) 94-99 52-57
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) E 3 N 3 SW 5 N 5
Mixing Hgt(ft-agl) 250 5580 130 5910
Vent Rate (mph-ft) 750 16740 650 29550
Max Dispersion Early 3 Very Poor 19 Gen Poor 3 Very Poor 21 Fair
Max Dispersion Late 2 Very Poor 21 Fair 2 Very Poor 28 Fair
Category Day 1 2 1 2
Max LVORI Early 5 6 6 7
Max LVORI Late 7 3 9 3
Precip Chance (%) 0 0 0 40
Precip Type None None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.00 0.01
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 70s.
Northeast winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 90. Minimum RH 61 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows around 70. Northeast winds
less than 10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 65 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 69 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. Southwest winds less
than 10 mph.
.SUNDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 62 percent. West
winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. North winds
less than 10 mph.
.MONDAY...Mostly sunny. Highs in the mid 80s. Minimum RH
52 percent. North winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ071-191900-
Northwest Blount-
Including the cities of Happy Valley, Maryville, and Alcoa
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Mclear
Temp (24h trend) 68-73 (+1) 88-93 (-1) 68-73 88-93
RH % (24h trend) 87-92 (-6) 44-49 (-2) 94-99 51-56
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) NE 5 Lgt/Var Lgt/Var N 5
Transport Wnd (mph) S 3 NW 3 S 3 N 6
Mixing Hgt(ft-agl) 280 5460 130 5560
Vent Rate (mph-ft) 840 16380 390 33360
Max Dispersion Early 3 Very Poor 19 Gen Poor 2 Very Poor 21 Fair
Max Dispersion Late 2 Very Poor 20 Gen Poor 2 Very Poor 31 Fair
Category Day 1 2 1 3
Max LVORI Early 5 6 6 8
Max LVORI Late 6 3 8 3
Precip Chance (%) 0 20 0 40
Precip Type None Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.00 0.02 0.00 0.02
Precip Begin 2 PM 2 PM
Precip End 6 PM Continuing
Chance of Thunder (%) 0 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the lower 70s. East winds less than
10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 62 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows around 70. East winds less
than 10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 66 percent. West
winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 70 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. South
winds less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 64 percent. West
winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the mid 60s. Northeast
winds less than 10 mph.
.MONDAY...Sunny. Highs in the lower 80s. Minimum RH 54 percent.
North winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ086-191900-
Northwest Monroe-
Including the cities of Sweetwater, Madisonville,
and Bullet Creek
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Mclear
Temp (24h trend) 68-73 (+1) 88-93 (-2) 68-73 88-93
RH % (24h trend) 90-95 (-3) 49-54 (+3) 95-100 51-56
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) S 5 NW 3 S 3 N 6
Mixing Hgt(ft-agl) 260 5080 110 5560
Vent Rate (mph-ft) 1300 15240 330 33360
Max Dispersion Early 3 Very Poor 19 Gen Poor 3 Very Poor 21 Fair
Max Dispersion Late 2 Very Poor 19 Gen Poor 3 Very Poor 32 Fair
Category Day 1 2 1 3
Max LVORI Early 6 6 6 8
Max LVORI Late 7 3 9 3
Precip Chance (%) 0 30 0 40
Precip Type None Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.00 0.06 0.00 0.02
Precip Begin 1 PM 2 PM
Precip End 6 PM Continuing
Chance of Thunder (%) 0 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows around 70. Light and variable wind.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 90. Minimum RH 59 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. East winds less than
10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 66 percent. South
winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 70 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 63 percent.
Northwest winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. North winds
less than 10 mph.
.MONDAY...Sunny. Highs in the mid 80s. Minimum RH 53 percent.
North winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ083-191900-
Rhea-
Including the cities of Dayton, Evensville, Old Washington,
Grandview, and Spring City
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Mclear
Temp (24h trend) 67-72 (-1) 89-94 (0) 68-73 88-93
RH % (24h trend) 89-94 (-2) 49-54 (-3) 95-100 56-61
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NE 3 NE 5 SW 6 N 5
Mixing Hgt(ft-agl) 160 5260 80 6470
Vent Rate (mph-ft) 480 26300 480 32350
Max Dispersion Early 4 Very Poor 17 Gen Poor 3 Very Poor 21 Fair
Max Dispersion Late 2 Very Poor 21 Fair 3 Very Poor 26 Fair
Category Day 1 2 1 2
Max LVORI Early 5 6 7 8
Max LVORI Late 7 3 9 4
Precip Chance (%) 0 0 0 50
Precip Type None None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.00 0.02
Precip Begin 8 AM
Precip End 8 PM
Chance of Thunder (%) 0 0 0 50
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows around 70. North winds
less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 66 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. North
winds less than 10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 71 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 74 percent. South
winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. Southwest winds less
than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 65 percent.
Northwest winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. Northwest
winds less than 10 mph.
.MONDAY...Sunny. Highs in the lower 80s. Minimum RH 54 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ084-191900-
Meigs-
Including the city of Big Spring
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Mclear
Temp (24h trend) 68-73 (0) 90-95 (-1) 68-73 90-95
RH % (24h trend) 90-95 (-6) 47-52 (0) 95-100 53-58
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NE 3 N 5 SW 6 N 3
Mixing Hgt(ft-agl) 280 5500 210 6160
Vent Rate (mph-ft) 840 27500 1260 18480
Max Dispersion Early 3 Very Poor 17 Gen Poor 3 Very Poor 22 Fair
Max Dispersion Late 2 Very Poor 22 Fair 3 Very Poor 22 Fair
Category Day 1 2 1 2
Max LVORI Early 6 7 6 8
Max LVORI Late 8 3 10 3
Precip Chance (%) 0 20 0 40
Precip Type None Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.00 0.01 0.00 0.01
Precip Begin 2 PM 2 PM
Precip End 6 PM 8 PM
Chance of Thunder (%) 0 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 70s. Light
and variable wind.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 61 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows around 70. Light and
variable wind.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 67 percent. Light
and variable wind.
.FRIDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows around 70. Light and variable wind.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 71 percent. South
winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. Light and variable
wind.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 63 percent.
Northwest winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. North winds
less than 10 mph.
.MONDAY...Sunny. Highs in the mid 80s. Minimum RH 52 percent.
North winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ085-191900-
McMinn-
Including the cities of Athens, Clear Water, Dentville,
and Etowah
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Mclear
Temp (24h trend) 68-73 (+1) 90-95 (-1) 68-73 90-95
RH % (24h trend) 91-96 (-5) 46-51 (+2) 95-100 50-55
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) SE 3 NW 3 S 5 N 5
Mixing Hgt(ft-agl) 240 5330 120 5700
Vent Rate (mph-ft) 720 15990 600 28500
Max Dispersion Early 3 Very Poor 19 Gen Poor 4 Very Poor 22 Fair
Max Dispersion Late 1 Very Poor 19 Gen Poor 2 Very Poor 28 Fair
Category Day 1 2 1 2
Max LVORI Early 6 7 6 8
Max LVORI Late 8 3 10 3
Precip Chance (%) 0 20 0 40
Precip Type None Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.00 0.02 0.00 0.01
Precip Begin 2 PM 2 PM
Precip End 6 PM 8 PM
Chance of Thunder (%) 0 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 70s. Light
and variable wind.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 59 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows around 70. Northeast winds
less than 10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 65 percent. South
winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 69 percent. South
winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 62 percent.
Northwest winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. North winds
less than 10 mph.
.MONDAY...Mostly sunny. Highs in the mid 80s. Minimum RH
52 percent. North winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ099-191900-
Hamilton-
Including the cities of Chattanooga, Lookout Mountain,
and Signal Mountain
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Mclear
Temp (24h trend) 69-74 (0) 89-94 (-1) 69-74 89-94
RH % (24h trend) 90-95 (-1) 49-54 (-1) 95-100 53-58
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) E 3 NE 3 S 6 N 5
Mixing Hgt(ft-agl) 180 5200 120 5730
Vent Rate (mph-ft) 540 15600 720 28650
Max Dispersion Early 2 Very Poor 13 Gen Poor 3 Very Poor 21 Fair
Max Dispersion Late 2 Very Poor 20 Gen Poor 3 Very Poor 20 Gen Poor
Category Day 1 2 1 2
Max LVORI Early 5 6 6 7
Max LVORI Late 7 3 9 3
Precip Chance (%) 0 20 0 40
Precip Type None Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.00 0.01 0.00 0.01
Precip Begin 2 PM 2 PM
Precip End 6 PM 8 PM
Chance of Thunder (%) 0 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 70s. North
winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 90. Minimum RH 64 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows around 70. Northeast winds
less than 10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 70 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows around 70. South winds less than 10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 74 percent. South
winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 67 percent.
Northwest winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the mid 60s. North winds
less than 10 mph.
.MONDAY...Sunny. Highs in the lower 80s. Minimum RH 55 percent.
North winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ100-191900-
Bradley-
Including the cities of Cleveland and Tasso
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Mclear
Temp (24h trend) 68-73 (0) 89-94 (-1) 68-73 89-94
RH % (24h trend) 94-99 (-2) 49-54 (+3) 95-100 52-57
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) SE 3 NW 3 S 5 NW 3
Mixing Hgt(ft-agl) 230 4890 210 5320
Vent Rate (mph-ft) 690 14670 1050 15960
Max Dispersion Early 2 Very Poor 18 Gen Poor 2 Very Poor 17 Gen Poor
Max Dispersion Late 1 Very Poor 19 Gen Poor 2 Very Poor 17 Gen Poor
Category Day 1 2 1 2
Max LVORI Early 6 7 7 9
Max LVORI Late 9 3 10 3
Precip Chance (%) 0 20 0 40
Precip Type None Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.00 0.01 0.00 0.01
Precip Begin 2 PM 2 PM
Precip End 5 PM 8 PM
Chance of Thunder (%) 0 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 70s.
Northeast winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 90. Minimum RH 60 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows around 70. Northeast winds
less than 10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 67 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 71 percent. South
winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 65 percent.
Northwest winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the mid 60s. North winds
less than 10 mph.
.MONDAY...Mostly sunny. Highs in the mid 80s. Minimum RH
53 percent. North winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ101-191900-
West Polk-
Including the cities of Conasauga, Archville, Benton, Parksville,
and Reliance
151 PM EDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Pcldy Mclear Mclear
Temp (24h trend) 68-73 (+1) 87-92 (-3) 67-72 88-93
RH % (24h trend) 90-95 (-1) 51-56 (+8) 95-100 50-55
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) E 6 W 5 SE 5 N 5
Mixing Hgt(ft-agl) 340 4600 130 5260
Vent Rate (mph-ft) 2040 23000 650 26300
Max Dispersion Early 3 Very Poor 18 Gen Poor 3 Very Poor 20 Gen Poor
Max Dispersion Late 3 Very Poor 16 Gen Poor 3 Very Poor 24 Fair
Category Day 1 2 1 2
Max LVORI Early 5 6 6 8
Max LVORI Late 6 3 9 3
Precip Chance (%) 0 30 0 40
Precip Type None Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.00 0.10 0.00 0.03
Precip Begin 1 PM 2 PM
Precip End 7 PM 8 PM
Chance of Thunder (%) 0 30 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows around 70. Light and
variable wind.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 90. Minimum RH 58 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. East winds less than
10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 65 percent. South
winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 69 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 62 percent.
Northwest winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. North winds
less than 10 mph.
.MONDAY...Sunny. Highs in the mid 80s. Minimum RH 51 percent.
North winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ082-191900-
Bledsoe-
Including the cities of Old Cumberland, Palio, Melvine,
Mount Crest, Pikeville, and Brayton
1251 PM CDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Pcldy
Temp (24h trend) 66-71 (0) 87-92 (0) 66-71 86-91
RH % (24h trend) 88-93 (-4) 47-52 (-4) 95-100 55-60
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NE 7 N 3 S 6 N 5
Mixing Hgt(ft-agl) 50 5300 6430
Vent Rate (mph-ft) 350 15900 0 32150
Max Dispersion Early 3 Very Poor 14 Gen Poor 2 Very Poor 22 Fair
Max Dispersion Late 2 Very Poor 19 Gen Poor 1 Very Poor 25 Fair
Category Day 1 2 1 2
Max LVORI Early 5 6 7 8
Max LVORI Late 7 3 9 3
Precip Chance (%) 0 0 0 50
Precip Type None None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.00 0.05
Precip Begin 8 AM
Precip End 8 PM
Chance of Thunder (%) 0 0 0 50
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 60s. North
winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 66 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. Northeast
winds less than 10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 70 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 71 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southwest winds less than
10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 64 percent.
Northwest winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows around 60. Northwest winds
less than 10 mph.
.MONDAY...Mostly sunny. Highs in the lower 80s. Minimum RH
54 percent. Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ081-191900-
Sequatchie-
Including the cities of Cagle, Dunlap, Cartwright, and Lone Oak
1251 PM CDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Pcldy
Temp (24h trend) 66-71 (0) 86-91 (-1) 66-71 85-90
RH % (24h trend) 89-94 (-2) 50-55 (-3) 95-100 58-63
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NE 7 N 3 S 5 N 5
Mixing Hgt(ft-agl) 50 5380 5900
Vent Rate (mph-ft) 350 16140 0 29500
Max Dispersion Early 2 Very Poor 17 Gen Poor 1 Very Poor 21 Fair
Max Dispersion Late 1 Very Poor 19 Gen Poor 1 Very Poor 23 Fair
Category Day 1 2 1 2
Max LVORI Early 5 6 7 8
Max LVORI Late 7 3 9 4
Precip Chance (%) 0 0 0 50
Precip Type None None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.00 0.07
Precip Begin 8 AM
Precip End 8 PM
Chance of Thunder (%) 0 0 0 50
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 60s. North
winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 68 percent. North
winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. Northeast
winds less than 10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 74 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 76 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the mid 60s. Southwest
winds less than 10 mph.
.SUNDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 69 percent.
Northwest winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows around 60. North winds less
than 10 mph.
.MONDAY...Mostly sunny. Highs around 80. Minimum RH 56 percent.
North winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ098-191900-
Marion-
Including the cities of South Pittsburg, Haletown (Guild),
Jasper, Martin Springs, Whitwell, Powells Crossroads,
and Monteagle
1251 PM CDT Mon Aug 18 2025
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Mclear
Temp (24h trend) 68-73 (0) 87-92 (-1) 67-72 86-91
RH % (24h trend) 86-91 (-1) 49-54 (-2) 93-98 55-60
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) E 5 N 3 S 5 N 5
Mixing Hgt(ft-agl) 50 5290 5710
Vent Rate (mph-ft) 250 15870 0 28550
Max Dispersion Early 2 Very Poor 17 Gen Poor 2 Very Poor 20 Gen Poor
Max Dispersion Late 2 Very Poor 18 Gen Poor 2 Very Poor 22 Fair
Category Day 1 2 1 2
Max LVORI Early 4 6 6 7
Max LVORI Late 6 3 8 3
Precip Chance (%) 0 0 0 50
Precip Type None None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.00 0.05
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 0 50
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows around 70. North winds
less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 64 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. Northeast
winds less than 10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 70 percent.
East winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. Southeast winds less than
10 mph.
.SATURDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 72 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. Southeast winds less
than 10 mph.
.SUNDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 67 percent.
Northwest winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. North winds
less than 10 mph.
.MONDAY...Mostly sunny. Highs in the lower 80s. Minimum RH
54 percent. North winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$