Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
716
FNUS54 KMRX 191743
FWFMRX
Fire Weather Planning Forecast for East Tennessee...Southwest
Virginia...and Extreme Southwest North Carolina
National Weather Service Morristown TN
143 PM EDT Tue Aug 19 2025
.DISCUSSION...
Limited diurnal shower and storm chances will be confined to higher
elevations of East Tennessee mountains and southwest North Carolina
this afternoon/evening. Rain chances increase area wide with
temperatures trending closer to seasonal norms for the latter half
of the week.
VAZ001-201845-
Lee-
Including the city of Rose Hill
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Temp (24h trend) 65-70 (+1) 84-89 (-2) 64-69 81-86
RH % (24h trend) 95-100 (+2) 62-67 (+13) 95-100 61-66
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 6 N 7 N 5
Mixing Hgt(ft-agl) 250 4370 240 4150
Vent Rate (mph-ft) 1250 26220 1680 20750
Max Dispersion Early 3 Very Poor 16 Gen Poor 4 Very Poor 12 Poor
Max Dispersion Late 3 Very Poor 21 Fair 4 Very Poor 20 Gen Poor
Category Day 1 2 1 2
Max LVORI Early 6 8 9 8
Max LVORI Late 8 4 9 4
Precip Chance (%) 0 60 30 40
Precip Type None Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.00 0.28 0.07 0.01
Precip Begin 1 PM Continuing 8 AM
Precip End Continuing 2 AM 8 PM
Chance of Thunder (%) 0 50 30 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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.
Northeast 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 showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 71 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a 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.
West 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 48 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
44 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.
$$
VAZ002-201845-
Wise-
Including the cities of Big Stone Gap, Norton, Wise, Coeburn,
Appalachia, and Pardee
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 63-68 (+1) 80-85 (-3) 63-68 76-81
RH % (24h trend) 95-100 (0) 65-70 (+11) 95-100 68-73
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) SW 5 N 5
PM 20FT Wnd (mph) S 6 Lgt/Var Lgt/Var N 5
Transport Wnd (mph) S 3 NW 6 N 8 N 6
Mixing Hgt(ft-agl) 110 4010 120 3990
Vent Rate (mph-ft) 330 24060 960 23940
Max Dispersion Early 4 Very Poor 15 Gen Poor 3 Very Poor 17 Gen Poor
Max Dispersion Late 4 Very Poor 21 Fair 3 Very Poor 21 Fair
Category Day 1 2 1 2
Max LVORI Early 6 8 9 9
Max LVORI Late 7 5 9 4
Precip Chance (%) 0 70 30 50
Precip Type None Tstms Tstms Tstms
Precip Duration 2 1 1
Precip Amount 0.00 0.36 0.17 0.03
Precip Begin 1 PM Continuing 8 AM
Precip End Continuing 2 AM 8 PM
Chance of Thunder (%) 0 60 30 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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 68 percent.
Northeast 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 showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 74 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and
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 66 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the mid 50s. West winds
less than 10 mph.
.MONDAY...Sunny. Highs in the lower 70s. Minimum RH 50 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the lower 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
47 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.
$$
VAZ005-201845-
Scott VA-
Including the city of Hiltons
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 65-70 (+1) 84-89 (-2) 64-69 81-86
RH % (24h trend) 95-100 (+2) 62-67 (+11) 95-100 62-67
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 6 NE 6 N 5
Mixing Hgt(ft-agl) 170 4640 150 4740
Vent Rate (mph-ft) 850 27840 900 23700
Max Dispersion Early 3 Very Poor 17 Gen Poor 3 Very Poor 19 Gen Poor
Max Dispersion Late 2 Very Poor 22 Fair 3 Very Poor 21 Fair
Category Day 1 3 1 2
Max LVORI Early 6 8 9 8
Max LVORI Late 8 4 9 4
Precip Chance (%) 0 50 30 50
Precip Type None Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.00 0.29 0.09 0.03
Precip Begin 1 PM Continuing 8 AM
Precip End Continuing 2 AM 8 PM
Chance of Thunder (%) 0 50 30 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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. East
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 showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 71 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. South winds less than 10 mph.
.SUNDAY...Partly sunny with a chance of showers and
thunderstorms. Highs around 80. Minimum RH 66 percent. West 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 49 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the lower 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
44 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.
$$
VAZ006-201845-
Russell-
Including the cities of Hansonville, Lebanon, Dye, Castlewood,
Honaker, and Rosedale
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 63-68 (+1) 81-86 (-2) 63-68 77-82
RH % (24h trend) 94-99 (+1) 60-65 (+8) 95-100 64-69
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) S 7 Lgt/Var Lgt/Var N 5
Transport Wnd (mph) S 7 NW 6 N 6 N 7
Mixing Hgt(ft-agl) 180 4440 130 4090
Vent Rate (mph-ft) 1260 26640 780 28630
Max Dispersion Early 3 Very Poor 21 Fair 3 Very Poor 19 Gen Poor
Max Dispersion Late 3 Very Poor 22 Fair 3 Very Poor 25 Fair
Category Day 1 3 1 2
Max LVORI Early 6 7 8 9
Max LVORI Late 7 4 9 4
Precip Chance (%) 0 60 30 50
Precip Type None Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.00 0.16 0.17 0.03
Precip Begin 1 PM Continuing 8 AM
Precip End Continuing 2 AM Continuing
Chance of Thunder (%) 0 50 30 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. 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 66 percent.
East 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 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
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 68 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 50 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the lower 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
45 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.
$$
VAZ008-201845-
Washington VA-
Including the cities of Benhams, Bristol VA, and Abingdon
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 63-68 (0) 82-87 (-2) 63-68 79-84
RH % (24h trend) 95-100 (+1) 63-68 (+8) 95-100 66-71
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) SE 7 Lgt/Var Lgt/Var N 5
Transport Wnd (mph) SE 5 NW 6 NE 5 N 6
Mixing Hgt(ft-agl) 230 4950 240 4380
Vent Rate (mph-ft) 1150 29700 1200 26280
Max Dispersion Early 4 Very Poor 18 Gen Poor 2 Very Poor 20 Gen Poor
Max Dispersion Late 3 Very Poor 25 Fair 2 Very Poor 24 Fair
Category Day 1 3 1 2
Max LVORI Early 6 7 8 8
Max LVORI Late 8 4 9 4
Precip Chance (%) 0 60 30 50
Precip Type None Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.00 0.12 0.08 0.05
Precip Begin 1 PM Continuing 8 AM
Precip End Continuing 2 AM Continuing
Chance of Thunder (%) 0 50 30 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. 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 69 percent.
Southeast 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...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 76 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. South winds less than 10 mph.
.SUNDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 72 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 50s. West winds less than
10 mph.
.MONDAY...Sunny. Highs in the mid 70s. Minimum RH 54 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the lower 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
48 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.
$$
TNZ018-201845-
Johnson-
Including the cities of Doeville, Mountain City, Neva,
Shady Valley, Trade, and Laurel Bloomery
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 61-66 (-1) 80-85 (-1) 61-66 77-82
RH % (24h trend) 95-100 (+3) 58-63 (-1) 95-100 64-69
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) SE 5 Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) S 5 N 6 NE 5 N 6
Mixing Hgt(ft-agl) 110 4330 50 4060
Vent Rate (mph-ft) 550 25980 250 24360
Max Dispersion Early 6 Very Poor 19 Gen Poor 2 Very Poor 19 Gen Poor
Max Dispersion Late 4 Very Poor 24 Fair 2 Very Poor 22 Fair
Category Day 1 2 1 2
Max LVORI Early 6 8 8 8
Max LVORI Late 8 4 9 5
Precip Chance (%) 0 50 30 60
Precip Type None Tstms Tstms Tstms
Precip Duration 1 1 2
Precip Amount 0.00 0.15 0.03 0.11
Precip Begin 1 PM Continuing 8 AM
Precip End Continuing 2 AM Continuing
Chance of Thunder (%) 0 50 30 50
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY 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.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 72 percent.
Southeast winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of 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 76 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. South
winds less than 10 mph.
.SUNDAY...Partly 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 with a slight chance of showers and
thunderstorms. Lows in the upper 50s. West winds less than
10 mph.
.MONDAY...Sunny. Highs in the mid 70s. Minimum RH 54 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
48 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.
$$
TNZ047-201845-
Southeast Carter-
Including the city of Hampton
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 61-66 (-1) 78-83 (-1) 61-66 75-80
RH % (24h trend) 95-100 (+3) 58-63 (0) 95-100 64-69
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) SE 5 Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) S 5 N 7 N 5 N 6
Mixing Hgt(ft-agl) 80 4140 10 4370
Vent Rate (mph-ft) 400 28980 50 26220
Max Dispersion Early 6 Very Poor 19 Gen Poor 3 Very Poor 20 Gen Poor
Max Dispersion Late 4 Very Poor 25 Fair 2 Very Poor 22 Fair
Category Day 1 2 1 2
Max LVORI Early 6 7 7 8
Max LVORI Late 8 4 9 5
Precip Chance (%) 0 50 30 60
Precip Type None Tstms Tstms Tstms
Precip Duration 1 1 2
Precip Amount 0.00 0.16 0.03 0.12
Precip Begin 2 PM Continuing 8 AM
Precip End Continuing 2 AM Continuing
Chance of Thunder (%) 0 50 30 50
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY 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.
.FRIDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 72 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 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 75 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. South
winds less than 10 mph.
.SUNDAY...Partly 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 with a slight chance of showers and
thunderstorms. Lows in the upper 50s. West winds less than
10 mph.
.MONDAY...Sunny. Highs in the lower 70s. Minimum RH 53 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 50s. West winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs around 70. Minimum RH 48 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.
$$
TNZ045-201845-
Unicoi-
Including the cities of Erwin, Unicoi, and Limestone Cove
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 62-67 (-1) 80-85 (0) 62-67 77-82
RH % (24h trend) 95-100 (+4) 60-65 (+1) 95-100 64-69
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) S 6 Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) S 7 N 8 N 6 N 6
Mixing Hgt(ft-agl) 70 4120 30 4290
Vent Rate (mph-ft) 490 32960 180 25740
Max Dispersion Early 5 Very Poor 18 Gen Poor 3 Very Poor 21 Fair
Max Dispersion Late 4 Very Poor 28 Fair 3 Very Poor 23 Fair
Category Day 1 3 1 2
Max LVORI Early 6 7 7 7
Max LVORI Late 7 4 8 5
Precip Chance (%) 0 50 30 60
Precip Type None Tstms Tstms Tstms
Precip Duration 1 1 2
Precip Amount 0.00 0.12 0.05 0.10
Precip Begin 2 PM Continuing 8 AM
Precip End Continuing 2 AM Continuing
Chance of Thunder (%) 0 50 30 50
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of 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 upper 70s. Minimum RH 71 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...Mostly 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...Mostly 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 mid 70s. Minimum RH 72 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 54 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 50s. West winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
49 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.
$$
TNZ043-201845-
Southeast Greene-
Including the city of Cedar Creek
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 64-69 (0) 81-86 (-1) 63-68 78-83
RH % (24h trend) 95-100 (+3) 56-61 (+1) 95-100 57-62
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) W 5 Lgt/Var
PM 20FT Wnd (mph) SE 8 Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) S 12 N 6 NE 8 N 7
Mixing Hgt(ft-agl) 4040 4240
Vent Rate (mph-ft) 0 24240 0 29680
Max Dispersion Early 4 Very Poor 18 Gen Poor 1 Very Poor 20 Gen Poor
Max Dispersion Late 3 Very Poor 24 Fair 2 Very Poor 24 Fair
Category Day 1 2 1 2
Max LVORI Early 6 7 8 8
Max LVORI Late 7 3 9 4
Precip Chance (%) 0 50 30 60
Precip Type None Tstms Tstms Tstms
Precip Duration 1 1 2
Precip Amount 0.00 0.09 0.07 0.07
Precip Begin 2 PM Continuing 8 AM
Precip End Continuing 2 AM Continuing
Chance of Thunder (%) 0 50 30 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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 66 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...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 72 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and
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...Sunny. Highs in the mid 70s. Minimum RH 51 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 50s. West winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
46 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.
$$
TNZ041-201845-
Cocke Smoky Mountains-
Including the city of Hartford
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Temp (24h trend) 65-70 (-1) 81-86 (0) 64-69 78-83
RH % (24h trend) 89-94 (+4) 55-60 (-2) 95-100 58-63
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) SE 8 Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) S 5 NW 6 N 5 N 6
Mixing Hgt(ft-agl) 160 4310 140 3800
Vent Rate (mph-ft) 800 25860 700 22800
Max Dispersion Early 6 Very Poor 21 Fair 4 Very Poor 19 Gen Poor
Max Dispersion Late 4 Very Poor 26 Fair 3 Very Poor 21 Fair
Category Day 1 2 1 2
Max LVORI Early 5 6 6 7
Max LVORI Late 6 3 7 4
Precip Chance (%) 0 60 30 60
Precip Type None Tstms Tstms Tstms
Precip Duration 1 1 2
Precip Amount 0.00 0.11 0.09 0.10
Precip Begin 2 PM Continuing 8 AM
Precip End Continuing 2 AM Continuing
Chance of Thunder (%) 0 50 30 50
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. East winds
less than 10 mph.
.FRIDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs around 80. Minimum RH 69 percent. Southeast
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...Mostly 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
thunderstorms. Lows in the mid 60s. South winds less than 10 mph.
.SUNDAY...Partly 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 with a slight chance of showers and
thunderstorms. Lows around 60. West winds less than 10 mph.
.MONDAY...Sunny. Highs in the mid 70s. Minimum RH 50 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. West winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
46 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.
$$
TNZ074-201845-
Sevier Smoky Mountains-
Including the cities of Elkmont and Gatlinburg
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Temp (24h trend) 63-68 (0) 77-82 (-1) 62-67 75-80
RH % (24h trend) 92-97 (+8) 58-63 (-4) 95-100 63-68
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) S 7 Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) S 3 N 7 NW 6 N 6
Mixing Hgt(ft-agl) 3310 2880
Vent Rate (mph-ft) 0 23170 0 17280
Max Dispersion Early 2 Very Poor 17 Gen Poor 1 Very Poor 13 Gen Poor
Max Dispersion Late 2 Very Poor 20 Gen Poor 2 Very Poor 14 Gen Poor
Category Day 1 2 1 2
Max LVORI Early 5 7 6 7
Max LVORI Late 7 4 7 5
Precip Chance (%) 0 60 30 60
Precip Type None Tstms Tstms Tstms
Precip Duration 1 1 2
Precip Amount 0.00 0.15 0.15 0.15
Precip Begin 8 AM Continuing 8 AM
Precip End Continuing 2 AM Continuing
Chance of Thunder (%) 0 50 30 50
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of 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 75 percent.
Southwest 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 mid 70s. Minimum RH 80 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and
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 mid 70s. Minimum RH 70 percent. West
winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the upper 50s. West winds less than 10 mph.
.MONDAY...Sunny. Highs in the lower 70s. Minimum RH 52 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs around 70. Minimum RH 49 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.
$$
TNZ072-201845-
Blount Smoky Mountains-
Including the city of Cades Cove
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Temp (24h trend) 66-71 (0) 82-87 (-1) 65-70 80-85
RH % (24h trend) 91-96 (+6) 59-64 (-1) 95-100 62-67
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) SE 7 Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) S 6 N 7 NE 5 N 6
Mixing Hgt(ft-agl) 160 4140 80 4060
Vent Rate (mph-ft) 960 28980 400 24360
Max Dispersion Early 4 Very Poor 21 Fair 3 Very Poor 19 Gen Poor
Max Dispersion Late 4 Very Poor 24 Fair 3 Very Poor 21 Fair
Category Day 1 2 1 2
Max LVORI Early 5 7 6 7
Max LVORI Late 6 4 8 5
Precip Chance (%) 0 50 20 50
Precip Type None Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.00 0.11 0.14 0.07
Precip Begin 2 PM Continuing 8 AM
Precip End Continuing 2 AM Continuing
Chance of Thunder (%) 0 50 20 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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 showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 73 percent.
West winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of 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 77 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a 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 upper 70s. Minimum RH 68 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows around 60. North winds less
than 10 mph.
.MONDAY...Sunny. Highs in the mid 70s. Minimum RH 52 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
49 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.
$$
TNZ087-201845-
Southeast Monroe-
Including the cities of Citico and Coker Creek
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Temp (24h trend) 65-70 (0) 82-87 (-1) 64-69 80-85
RH % (24h trend) 93-98 (+5) 56-61 (-5) 95-100 60-65
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) SE 5 Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) SE 5 N 7 NE 6 NW 6
Mixing Hgt(ft-agl) 110 4170 50 3910
Vent Rate (mph-ft) 550 29190 300 23460
Max Dispersion Early 3 Very Poor 19 Gen Poor 4 Very Poor 19 Gen Poor
Max Dispersion Late 3 Very Poor 27 Fair 2 Very Poor 20 Gen Poor
Category Day 1 2 1 2
Max LVORI Early 6 7 8 8
Max LVORI Late 7 4 9 5
Precip Chance (%) 0 60 20 50
Precip Type None Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.00 0.11 0.08 0.09
Precip Begin 1 PM Continuing 8 AM
Precip End Continuing 2 AM Continuing
Chance of Thunder (%) 0 50 20 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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 lower 80s. Minimum RH 72 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 76 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a 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 around 80. Minimum RH 66 percent. West winds
less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the upper 50s. North winds
less than 10 mph.
.MONDAY...Sunny. Highs in the upper 70s. Minimum RH 51 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
48 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.
$$
TNZ102-201845-
East Polk-
Including the cities of Big Frog Mountain, Ducktown,
and Turtletown
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Temp (24h trend) 65-70 (-1) 86-91 (+1) 65-70 83-88
RH % (24h trend) 95-100 (+5) 56-61 (-3) 95-100 60-65
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) SE 6 Lgt/Var Lgt/Var N 5
Transport Wnd (mph) SE 6 N 7 NE 6 NW 6
Mixing Hgt(ft-agl) 180 4560 120 4320
Vent Rate (mph-ft) 1080 31920 720 25920
Max Dispersion Early 3 Very Poor 17 Gen Poor 4 Very Poor 20 Gen Poor
Max Dispersion Late 3 Very Poor 26 Fair 2 Very Poor 22 Fair
Category Day 1 3 1 2
Max LVORI Early 6 8 8 8
Max LVORI Late 8 3 9 4
Precip Chance (%) 0 50 0 50
Precip Type None Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.00 0.10 0.00 0.08
Precip Begin 2 PM 2 PM
Precip End 8 PM Continuing
Chance of Thunder (%) 0 50 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. Northeast winds less
than 10 mph.
.FRIDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 67 percent.
Southeast 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 showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 71 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a 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 61 percent.
Northwest winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows around 60. North winds less
than 10 mph.
.MONDAY...Sunny. Highs around 80. Minimum RH 47 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
45 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.
$$
NCZ060-201845-
Cherokee-
Including the cities of Andrews, Marble, Topton, Hiawasse Dam,
Murphy, Unaka, and Violet
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Temp (24h trend) 63-68 (-1) 83-88 (+1) 63-68 81-86
RH % (24h trend) 95-100 (+4) 58-63 (-5) 95-100 61-66
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 5 N 7 NE 5 NW 5
Mixing Hgt(ft-agl) 230 4060 140 4060
Vent Rate (mph-ft) 1150 28420 700 20300
Max Dispersion Early 3 Very Poor 16 Gen Poor 4 Very Poor 13 Gen Poor
Max Dispersion Late 3 Very Poor 25 Fair 2 Very Poor 14 Gen Poor
Category Day 1 2 1 2
Max LVORI Early 8 8 8 8
Max LVORI Late 8 4 9 5
Precip Chance (%) 0 60 20 60
Precip Type None Tstms Showers Tstms
Precip Duration 1 1 2
Precip Amount 0.00 0.15 0.04 0.14
Precip Begin 10 AM Continuing 8 AM
Precip End Continuing 2 AM Continuing
Chance of Thunder (%) 0 50 0 50
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Northeast winds less than
10 mph.
.FRIDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 72 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 75 percent.
Southeast winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a 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 65 percent.
Northwest 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 48 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
46 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.
$$
NCZ061-201845-
Clay-
Including the cities of Shooting Creek, Brasstown, Hayesville,
and Tusquitee
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Temp (24h trend) 61-66 (-2) 79-84 (+2) 62-67 77-82
RH % (24h trend) 95-100 (+2) 66-71 (-10) 95-100 71-76
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var N 5 Lgt/Var
Transport Wnd (mph) E 5 N 7 NE 5 W 5
Mixing Hgt(ft-agl) 140 3670 70 3450
Vent Rate (mph-ft) 700 25690 350 17250
Max Dispersion Early 2 Very Poor 17 Gen Poor 2 Very Poor 11 Poor
Max Dispersion Late 2 Very Poor 22 Fair 2 Very Poor 12 Poor
Category Day 1 2 1 2
Max LVORI Early 8 9 8 8
Max LVORI Late 9 5 9 6
Precip Chance (%) 0 60 0 70
Precip Type None Tstms None Tstms
Precip Duration 1 2
Precip Amount 0.00 0.28 0.00 0.18
Precip Begin 10 AM 8 AM
Precip End 8 PM Continuing
Chance of Thunder (%) 0 50 0 50
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Northeast
winds less than 10 mph.
.FRIDAY...Showers and a chance of thunderstorms. Highs in the mid
70s. Minimum RH 83 percent. Southeast winds less than 10 mph.
.FRIDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. East winds less than 10 mph.
.SATURDAY...Showers and a chance of thunderstorms. Highs in the
mid 70s. Minimum RH 85 percent. Southeast winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and
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 mid 70s. Minimum RH 74 percent.
Northwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s. North winds
less than 10 mph.
.MONDAY...Sunny. Highs in the mid 70s. Minimum RH 54 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the lower 70s. 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.
$$
TNZ015-201845-
Hancock-
Including the cities of Evanston, Sneedville, Treadway,
and Kyles Ford
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Temp (24h trend) 66-71 (+2) 86-91 (-2) 65-70 82-87
RH % (24h trend) 95-100 (+3) 61-66 (+13) 95-100 61-66
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 6 N 6 N 3
Mixing Hgt(ft-agl) 170 5010 180 4540
Vent Rate (mph-ft) 850 30060 1080 13620
Max Dispersion Early 3 Very Poor 20 Gen Poor 4 Very Poor 14 Gen Poor
Max Dispersion Late 2 Very Poor 25 Fair 2 Very Poor 20 Gen Poor
Category Day 1 3 1 2
Max LVORI Early 6 8 9 8
Max LVORI Late 8 4 9 4
Precip Chance (%) 0 50 30 30
Precip Type None Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.00 0.16 0.04 0.01
Precip Begin 1 PM Continuing 8 AM
Precip End Continuing 2 AM 8 PM
Chance of Thunder (%) 0 50 30 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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 upper 80s. Minimum RH 61 percent.
East 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 lower 80s. Minimum RH 70 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a 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 62 percent.
West 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 47 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
43 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.
$$
TNZ016-201845-
Hawkins-
Including the city of Mooresburg
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 66-71 (+1) 86-91 (-2) 65-70 83-88
RH % (24h trend) 95-100 (+2) 62-67 (+11) 95-100 60-65
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 6 NE 5 N 3
Mixing Hgt(ft-agl) 200 5350 110 5220
Vent Rate (mph-ft) 1000 32100 550 15660
Max Dispersion Early 3 Very Poor 18 Gen Poor 2 Very Poor 15 Gen Poor
Max Dispersion Late 2 Very Poor 27 Fair 2 Very Poor 20 Gen Poor
Category Day 1 3 1 2
Max LVORI Early 6 8 9 9
Max LVORI Late 8 4 10 4
Precip Chance (%) 0 50 30 40
Precip Type None Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.00 0.14 0.07 0.01
Precip Begin 1 PM Continuing 8 AM
Precip End Continuing 2 AM 8 PM
Chance of Thunder (%) 0 50 30 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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. 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 showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 71 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a 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 66 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows around 60. West winds less
than 10 mph.
.MONDAY...Sunny. Highs in the upper 70s. Minimum RH 49 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
45 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.
$$
TNZ017-201845-
Sullivan-
Including the cities of Kingsport, Bristol TN,
and South Holston Dam
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 65-70 (0) 85-90 (-1) 65-70 81-86
RH % (24h trend) 94-99 (+2) 62-67 (+10) 95-100 62-67
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) SE 7 Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) SE 5 NW 6 NE 5 N 6
Mixing Hgt(ft-agl) 260 5000 240 5240
Vent Rate (mph-ft) 1300 30000 1200 31440
Max Dispersion Early 4 Very Poor 16 Gen Poor 2 Very Poor 20 Gen Poor
Max Dispersion Late 2 Very Poor 25 Fair 2 Very Poor 25 Fair
Category Day 1 3 1 3
Max LVORI Early 6 7 8 7
Max LVORI Late 7 4 9 4
Precip Chance (%) 0 50 30 50
Precip Type None Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.00 0.10 0.11 0.04
Precip Begin 2 PM Continuing 8 AM
Precip End Continuing 2 AM Continuing
Chance of Thunder (%) 0 50 30 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. 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 65 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 upper 60s. Southeast
winds less than 10 mph.
.SATURDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 72 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and
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 69 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows around 60. West winds less
than 10 mph.
.MONDAY...Sunny. Highs in the upper 70s. Minimum RH 51 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. West winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
46 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.
$$
TNZ046-201845-
Northwest Carter-
Including the city of Elizabethton
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 64-69 (0) 83-88 (-1) 64-69 80-85
RH % (24h trend) 91-96 (+2) 56-61 (+4) 95-100 59-64
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) SE 6 Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) SE 6 NW 6 NE 5 N 5
Mixing Hgt(ft-agl) 170 4700 130 4870
Vent Rate (mph-ft) 1020 28200 650 24350
Max Dispersion Early 5 Very Poor 21 Fair 2 Very Poor 19 Gen Poor
Max Dispersion Late 4 Very Poor 25 Fair 2 Very Poor 26 Fair
Category Day 1 3 1 2
Max LVORI Early 6 7 7 7
Max LVORI Late 7 3 8 4
Precip Chance (%) 0 50 30 60
Precip Type None Tstms Tstms Tstms
Precip Duration 1 1 2
Precip Amount 0.00 0.16 0.04 0.08
Precip Begin 2 PM Continuing 8 AM
Precip End Continuing 2 AM Continuing
Chance of Thunder (%) 0 50 30 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of 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 64 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 around 80. Minimum RH 69 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. 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...Sunny. Highs in the mid 70s. Minimum RH 50 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. West winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
44 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.
$$
TNZ044-201845-
Washington TN-
Including the city of Johnson City
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 65-70 (0) 85-90 (-1) 65-70 82-87
RH % (24h trend) 92-97 (0) 60-65 (+7) 95-100 59-64
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 6 NW 6 N 3 N 5
Mixing Hgt(ft-agl) 230 5120 170 5320
Vent Rate (mph-ft) 1380 30720 510 26600
Max Dispersion Early 4 Very Poor 16 Gen Poor 4 Very Poor 20 Gen Poor
Max Dispersion Late 3 Very Poor 26 Fair 2 Very Poor 26 Fair
Category Day 1 3 1 2
Max LVORI Early 6 7 8 8
Max LVORI Late 7 3 9 4
Precip Chance (%) 0 50 30 50
Precip Type None Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.00 0.10 0.07 0.06
Precip Begin 2 PM Continuing 8 AM
Precip End Continuing 2 AM Continuing
Chance of Thunder (%) 0 50 30 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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 mid 80s. Minimum RH 65 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...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 70 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and
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 68 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows around 60. West winds less
than 10 mph.
.MONDAY...Sunny. Highs in the upper 70s. Minimum RH 51 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the mid 50s. West winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
45 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.
$$
TNZ042-201845-
Northwest Greene-
Including the city of Greeneville
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 66-71 (0) 86-91 (-2) 65-70 84-89
RH % (24h trend) 93-98 (+2) 59-64 (+8) 95-100 58-63
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) SE 5 Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) SE 5 NW 6 NE 3 N 5
Mixing Hgt(ft-agl) 250 5230 80 5210
Vent Rate (mph-ft) 1250 31380 240 26050
Max Dispersion Early 5 Very Poor 17 Gen Poor 4 Very Poor 19 Gen Poor
Max Dispersion Late 3 Very Poor 25 Fair 2 Very Poor 24 Fair
Category Day 1 3 1 2
Max LVORI Early 5 7 8 8
Max LVORI Late 7 3 9 3
Precip Chance (%) 0 50 30 40
Precip Type None Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.00 0.10 0.10 0.03
Precip Begin 2 PM Continuing 8 AM
Precip End Continuing 2 AM Continuing
Chance of Thunder (%) 0 50 30 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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. South
winds less than 10 mph.
.FRIDAY NIGHT...Partly 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 showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 69 percent. South
winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of showers and
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 66 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows around 60. West winds less
than 10 mph.
.MONDAY...Sunny. Highs around 80. Minimum RH 49 percent. West
winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. West winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
45 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.
$$
TNZ038-201845-
Grainger-
Including the city of Bean Station
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 68-73 (+2) 87-92 (-2) 67-72 85-90
RH % (24h trend) 94-99 (+5) 60-65 (+10) 95-100 60-65
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 5 NW 6 NE 5 N 3
Mixing Hgt(ft-agl) 200 5060 180 4970
Vent Rate (mph-ft) 1000 30360 900 14910
Max Dispersion Early 2 Very Poor 20 Gen Poor 2 Very Poor 15 Gen Poor
Max Dispersion Late 2 Very Poor 25 Fair 2 Very Poor 20 Gen Poor
Category Day 1 3 1 2
Max LVORI Early 5 7 8 8
Max LVORI Late 8 4 9 4
Precip Chance (%) 0 50 20 30
Precip Type None Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.00 0.13 0.02 0.01
Precip Begin 1 PM Continuing 2 PM
Precip End Continuing 2 AM 8 PM
Chance of Thunder (%) 0 50 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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 upper 80s. Minimum RH 61 percent.
North 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 71 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a 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 48 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
45 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.
$$
TNZ039-201845-
Hamblen-
Including the cities of Alpha, Morristown, and Russellville
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 68-73 (+2) 87-92 (-2) 67-72 85-90
RH % (24h trend) 93-98 (+2) 61-66 (+9) 95-100 61-66
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 5 NE 5 N 3
Mixing Hgt(ft-agl) 200 4980 110 5000
Vent Rate (mph-ft) 1000 24900 550 15000
Max Dispersion Early 3 Very Poor 20 Gen Poor 2 Very Poor 16 Gen Poor
Max Dispersion Late 2 Very Poor 22 Fair 2 Very Poor 18 Gen Poor
Category Day 1 2 1 2
Max LVORI Early 6 8 9 9
Max LVORI Late 8 4 10 4
Precip Chance (%) 0 50 30 40
Precip Type None Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.00 0.05 0.05 0.01
Precip Begin 2 PM Continuing 2 PM
Precip End Continuing 2 AM 8 PM
Chance of Thunder (%) 0 50 30 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. Light and
variable wind.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 62 percent.
North 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 71 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a 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 66 percent. West
winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. West winds
less than 10 mph.
.MONDAY...Sunny. Highs in the lower 80s. Minimum RH 49 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
46 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.
$$
TNZ040-201845-
Northwest Cocke-
Including the cities of Bybee and Newport
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 68-73 (0) 87-92 (-1) 67-72 84-89
RH % (24h trend) 90-95 (+4) 56-61 (+6) 95-100 59-64
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) SE 5 Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) S 3 NW 6 NE 3 N 6
Mixing Hgt(ft-agl) 220 4960 220 4860
Vent Rate (mph-ft) 660 29760 660 29160
Max Dispersion Early 4 Very Poor 23 Fair 3 Very Poor 20 Gen Poor
Max Dispersion Late 3 Very Poor 25 Fair 2 Very Poor 25 Fair
Category Day 1 3 1 3
Max LVORI Early 5 7 7 8
Max LVORI Late 7 3 9 3
Precip Chance (%) 0 50 30 50
Precip Type None Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.00 0.07 0.13 0.04
Precip Begin 2 PM Continuing 8 AM
Precip End Continuing 2 AM Continuing
Chance of Thunder (%) 0 50 30 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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 62 percent.
Northeast winds less than 10 mph.
.FRIDAY NIGHT...Partly 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 showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 68 percent. South
winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a 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 lower 80s. Minimum RH 64 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 60s. West winds
less than 10 mph.
.MONDAY...Sunny. Highs around 80. Minimum RH 47 percent. West
winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. Southwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
44 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.
$$
TNZ070-201845-
Jefferson-
Including the cities of Jefferson City, Strawberry Plains,
Chestnut Hill, Dandridge, and White Pine
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 68-73 (+1) 88-93 (-1) 67-72 85-90
RH % (24h trend) 94-99 (+2) 59-64 (+7) 95-100 59-64
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) SW 3 NW 6 NE 5 N 5
Mixing Hgt(ft-agl) 260 5010 200 5190
Vent Rate (mph-ft) 780 30060 1000 25950
Max Dispersion Early 2 Very Poor 19 Gen Poor 2 Very Poor 16 Gen Poor
Max Dispersion Late 2 Very Poor 24 Fair 2 Very Poor 22 Fair
Category Day 1 3 1 2
Max LVORI Early 5 8 8 9
Max LVORI Late 8 4 10 3
Precip Chance (%) 0 40 20 40
Precip Type None Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.00 0.13 0.09 0.01
Precip Begin 2 PM Continuing 2 PM
Precip End Continuing 2 AM Continuing
Chance of Thunder (%) 0 40 20 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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 upper 80s. Minimum RH 62 percent.
North winds less than 10 mph.
.FRIDAY NIGHT...Partly 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 mid 80s. Minimum RH 71 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a 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 65 percent. West
winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. West winds
less than 10 mph.
.MONDAY...Sunny. Highs in the lower 80s. Minimum RH 48 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the upper 50s. West winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
45 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.
$$
TNZ035-201845-
Morgan-
Including the cities of Pine Orchard, High Point, and Petros
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 67-72 (+3) 85-90 (-3) 65-70 81-86
RH % (24h trend) 95-100 (+3) 62-67 (+12) 95-100 63-68
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var N 5
PM 20FT Wnd (mph) Lgt/Var Lgt/Var N 5 Lgt/Var
Transport Wnd (mph) SW 5 NW 6 N 8 N 5
Mixing Hgt(ft-agl) 220 4200 250 3890
Vent Rate (mph-ft) 1100 25200 2000 19450
Max Dispersion Early 3 Very Poor 16 Gen Poor 4 Very Poor 14 Gen Poor
Max Dispersion Late 2 Very Poor 22 Fair 4 Very Poor 17 Gen Poor
Category Day 1 2 1 2
Max LVORI Early 6 8 8 8
Max LVORI Late 8 4 9 4
Precip Chance (%) 0 70 20 30
Precip Type None Tstms Tstms Tstms
Precip Duration 2 1 1
Precip Amount 0.00 0.23 0.01 0.01
Precip Begin 11 AM Continuing 8 AM
Precip End Continuing 2 AM 8 PM
Chance of Thunder (%) 0 60 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. North
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 65 percent.
Northeast 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 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 59 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 47 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
45 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.
$$
TNZ012-201845-
Scott TN-
Including the cities of Big South Fork National, Oneida,
Smokey Junction, Elgin, Huntsville, Norma, and Slick Rock
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 66-71 (+2) 84-89 (-4) 65-70 80-85
RH % (24h trend) 95-100 (+6) 62-67 (+13) 95-100 65-70
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) N 3 NW 6 N 10 NE 6
Mixing Hgt(ft-agl) 230 4340 270 3840
Vent Rate (mph-ft) 690 26040 2700 23040
Max Dispersion Early 3 Very Poor 18 Gen Poor 5 Very Poor 15 Gen Poor
Max Dispersion Late 3 Very Poor 25 Fair 6 Very Poor 18 Gen Poor
Category Day 1 2 1 2
Max LVORI Early 6 7 9 7
Max LVORI Late 7 4 8 4
Precip Chance (%) 0 60 20 30
Precip Type None Tstms Tstms Tstms
Precip Duration 2 1 1
Precip Amount 0.00 0.22 0.03 0.01
Precip Begin 11 AM Continuing 8 AM
Precip End Continuing 2 AM 8 PM
Chance of Thunder (%) 0 60 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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. North
winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear 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 58 percent.
West 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 48 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
46 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.
$$
TNZ013-201845-
Campbell-
Including the cities of Fincastle, La Follette, Elk Valley,
Jellico, White Oak, Caryville, and Royal Blue
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 67-72 (+2) 83-88 (-3) 65-70 79-84
RH % (24h trend) 93-98 (+7) 63-68 (+11) 95-100 66-71
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var N 5 Lgt/Var
Transport Wnd (mph) SW 6 NW 6 N 10 N 5
Mixing Hgt(ft-agl) 140 4340 170 3790
Vent Rate (mph-ft) 840 26040 1700 18950
Max Dispersion Early 3 Very Poor 16 Gen Poor 4 Very Poor 11 Poor
Max Dispersion Late 3 Very Poor 22 Fair 6 Very Poor 19 Gen Poor
Category Day 1 2 1 2
Max LVORI Early 5 7 7 6
Max LVORI Late 7 5 8 4
Precip Chance (%) 0 70 20 30
Precip Type None Tstms Tstms Tstms
Precip Duration 2 1 1
Precip Amount 0.00 0.23 0.04 0.01
Precip Begin 11 AM Continuing 8 AM
Precip End Continuing 2 AM 8 PM
Chance of Thunder (%) 0 60 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. North
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 65 percent. North
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 75 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 in the upper 50s. Northwest
winds less than 10 mph.
.MONDAY...Sunny. Highs in the mid 70s. Minimum RH 50 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
48 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.
$$
TNZ014-201845-
Claiborne-
Including the cities of Lone Mountain, Sandlick, Springdale,
Arthur, Harrogate-Shawanee, Clairfield, and Howard Quarter
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 66-71 (+1) 86-91 (-2) 65-70 82-87
RH % (24h trend) 95-100 (+5) 61-66 (+12) 95-100 62-67
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 5 NW 6 N 8 N 3
Mixing Hgt(ft-agl) 190 4110 230 4310
Vent Rate (mph-ft) 950 24660 1840 12930
Max Dispersion Early 3 Very Poor 19 Gen Poor 4 Very Poor 12 Poor
Max Dispersion Late 3 Very Poor 20 Gen Poor 4 Very Poor 19 Gen Poor
Category Day 1 2 1 2
Max LVORI Early 6 8 8 7
Max LVORI Late 8 4 8 4
Precip Chance (%) 0 60 20 30
Precip Type None Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.00 0.14 0.03 0.01
Precip Begin 1 PM Continuing 8 AM
Precip End Continuing 2 AM 8 PM
Chance of Thunder (%) 0 50 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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 upper 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. Southeast winds less than
10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 72 percent.
Light and variable wind.
.SATURDAY NIGHT...Mostly 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 61 percent.
West 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 47 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
45 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.
$$
TNZ037-201845-
Union-
Including the cities of Maynardville, Norris Lake, Paulette,
Rose Hill, Sharps Chapel, and Luttrell
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 68-73 (+2) 86-91 (-3) 66-71 83-88
RH % (24h trend) 93-98 (+4) 61-66 (+12) 95-100 61-66
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 6 N 6 N 3
Mixing Hgt(ft-agl) 250 4440 240 4770
Vent Rate (mph-ft) 1250 26640 1440 14310
Max Dispersion Early 3 Very Poor 16 Gen Poor 5 Very Poor 13 Gen Poor
Max Dispersion Late 3 Very Poor 21 Fair 5 Very Poor 21 Fair
Category Day 1 3 1 2
Max LVORI Early 5 7 7 7
Max LVORI Late 7 4 9 3
Precip Chance (%) 0 60 20 30
Precip Type None Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.00 0.14 0.03 0.01
Precip Begin 1 PM Continuing 2 PM
Precip End Continuing 2 AM 8 PM
Chance of Thunder (%) 0 60 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. North
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 61 percent.
North 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 71 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly 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 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 47 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
44 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.
$$
TNZ036-201845-
Anderson-
Including the cities of Oak Ridge and Clinton
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 68-73 (+2) 85-90 (-2) 67-72 81-86
RH % (24h trend) 93-98 (+7) 61-66 (+9) 95-100 62-67
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var N 5
PM 20FT Wnd (mph) Lgt/Var Lgt/Var N 6 Lgt/Var
Transport Wnd (mph) SW 6 NW 6 N 6 N 3
Mixing Hgt(ft-agl) 230 3990 220 4300
Vent Rate (mph-ft) 1380 23940 1320 12900
Max Dispersion Early 4 Very Poor 14 Gen Poor 4 Very Poor 13 Gen Poor
Max Dispersion Late 4 Very Poor 19 Gen Poor 5 Very Poor 16 Gen Poor
Category Day 1 2 1 2
Max LVORI Early 5 7 7 7
Max LVORI Late 7 5 8 4
Precip Chance (%) 0 60 20 30
Precip Type None Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.00 0.23 0.02 0.01
Precip Begin 1 PM Continuing 8 AM
Precip End Continuing 2 AM 8 PM
Chance of Thunder (%) 0 60 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. North
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 65 percent. North
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 74 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. West 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 in the upper 70s. Minimum RH 48 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
46 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.
$$
TNZ069-201845-
Knox-
Including the cities of Bearden, Knoxville, and Lake Forest
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 69-74 (+2) 87-92 (-2) 68-73 84-89
RH % (24h trend) 91-96 (+2) 59-64 (+10) 95-100 60-65
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) SW 5 NW 5 NE 6 N 5
Mixing Hgt(ft-agl) 320 5100 300 5110
Vent Rate (mph-ft) 1600 25500 1800 25550
Max Dispersion Early 3 Very Poor 17 Gen Poor 3 Very Poor 18 Gen Poor
Max Dispersion Late 3 Very Poor 21 Fair 3 Very Poor 25 Fair
Category Day 1 2 1 2
Max LVORI Early 5 7 7 7
Max LVORI Late 7 4 9 3
Precip Chance (%) 0 50 20 30
Precip Type None Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.00 0.13 0.05 0.01
Precip Begin 1 PM Continuing 2 PM
Precip End Continuing 2 AM 8 PM
Chance of Thunder (%) 0 50 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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 upper 80s. Minimum RH 62 percent.
North winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows around 70. South winds less than 10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 71 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a 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 47 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
45 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.
$$
TNZ073-201845-
North Sevier-
Including the cities of Harrisburg, Kodak, McMahan, Sevierville,
Seymour, and Pigeon Forge
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Temp (24h trend) 68-73 (+1) 87-92 (-1) 67-72 84-89
RH % (24h trend) 95-100 (+3) 56-61 (+6) 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) S 2 NW 5 NE 3 N 5
Mixing Hgt(ft-agl) 320 4770 310 4610
Vent Rate (mph-ft) 640 23850 930 23050
Max Dispersion Early 3 Very Poor 18 Gen Poor 3 Very Poor 14 Gen Poor
Max Dispersion Late 2 Very Poor 20 Gen Poor 2 Very Poor 19 Gen Poor
Category Day 1 2 1 2
Max LVORI Early 6 8 8 9
Max LVORI Late 8 3 10 3
Precip Chance (%) 0 50 30 50
Precip Type None Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.00 0.11 0.18 0.03
Precip Begin 2 PM Continuing 8 AM
Precip End Continuing 2 AM Continuing
Chance of Thunder (%) 0 50 30 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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 upper 80s. Minimum RH 61 percent.
North winds less than 10 mph.
.FRIDAY 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.
.SATURDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 68 percent. West
winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a 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. West
winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 60s. West winds
less than 10 mph.
.MONDAY...Sunny. Highs in the lower 80s. Minimum RH 46 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. West winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
43 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.
$$
TNZ067-201845-
Roane-
Including the cities of Harriman, Eagle Furnace, Rockwood,
Bradbury, Fairview, Kingston, and Oliver Springs
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 68-73 (+1) 88-93 (-2) 68-73 85-90
RH % (24h trend) 95-100 (+3) 61-66 (+10) 95-100 61-66
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) SW 5 NW 5 NE 6 N 5
Mixing Hgt(ft-agl) 300 5000 310 4650
Vent Rate (mph-ft) 1500 25000 1860 23250
Max Dispersion Early 4 Very Poor 16 Gen Poor 3 Very Poor 15 Gen Poor
Max Dispersion Late 3 Very Poor 21 Fair 3 Very Poor 19 Gen Poor
Category Day 1 2 1 2
Max LVORI Early 6 8 8 8
Max LVORI Late 9 4 9 4
Precip Chance (%) 0 60 10 30
Precip Type None Tstms Showers Tstms
Precip Duration 1 1 1
Precip Amount 0.00 0.19 0.01 0.01
Precip Begin 1 PM Continuing 8 AM
Precip End Continuing 2 AM 8 PM
Chance of Thunder (%) 0 60 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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 upper 80s. Minimum RH 65 percent.
Light and variable wind.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows around 70. Light and variable wind.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 72 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly 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 60 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 47 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs around 80. Minimum RH 45 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.
$$
TNZ068-201845-
Loudon-
Including the cities of Lenoir City and Loudon
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 68-73 (0) 88-93 (-2) 68-73 85-90
RH % (24h trend) 95-100 (+2) 59-64 (+9) 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) SW 5 NW 5 N 5 N 5
Mixing Hgt(ft-agl) 310 4920 280 4980
Vent Rate (mph-ft) 1550 24600 1400 24900
Max Dispersion Early 3 Very Poor 18 Gen Poor 2 Very Poor 20 Gen Poor
Max Dispersion Late 2 Very Poor 24 Fair 3 Very Poor 24 Fair
Category Day 1 2 1 2
Max LVORI Early 6 7 8 7
Max LVORI Late 8 4 10 3
Precip Chance (%) 0 50 20 30
Precip Type None Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.00 0.08 0.02 0.01
Precip Begin 1 PM Continuing 2 PM
Precip End Continuing 2 AM 8 PM
Chance of Thunder (%) 0 50 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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 upper 80s. Minimum RH 64 percent.
North winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows around 70. South winds less than 10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 71 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly 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 61 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 46 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs around 80. Minimum RH 45 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.
$$
TNZ071-201845-
Northwest Blount-
Including the cities of Happy Valley, Maryville, and Alcoa
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 68-73 (0) 87-92 (-2) 67-72 85-90
RH % (24h trend) 93-98 (+2) 58-63 (+5) 95-100 59-64
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var NE 5
PM 20FT Wnd (mph) S 5 NW 5 Lgt/Var N 6
Transport Wnd (mph) S 3 NW 6 N 5 N 6
Mixing Hgt(ft-agl) 300 4760 320 4970
Vent Rate (mph-ft) 900 28560 1600 29820
Max Dispersion Early 3 Very Poor 19 Gen Poor 3 Very Poor 21 Fair
Max Dispersion Late 2 Very Poor 22 Fair 2 Very Poor 26 Fair
Category Day 1 3 1 3
Max LVORI Early 5 7 7 8
Max LVORI Late 8 4 9 3
Precip Chance (%) 0 50 20 40
Precip Type None Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.00 0.08 0.08 0.02
Precip Begin 2 PM Continuing 2 PM
Precip End Continuing 2 AM Continuing
Chance of Thunder (%) 0 50 20 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the upper 60s. Northeast winds less than 10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 65 percent.
North winds less than 10 mph.
.FRIDAY 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.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 72 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly cloudy with a 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. 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 48 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. Northeast
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
46 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.
$$
TNZ086-201845-
Northwest Monroe-
Including the cities of Sweetwater, Madisonville,
and Bullet Creek
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 68-73 (0) 88-93 (-1) 67-72 85-90
RH % (24h trend) 95-100 (+2) 57-62 (+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) S 5 NW 6 NE 6 N 6
Mixing Hgt(ft-agl) 290 4840 290 4660
Vent Rate (mph-ft) 1450 29040 1740 27960
Max Dispersion Early 4 Very Poor 21 Fair 4 Very Poor 22 Fair
Max Dispersion Late 3 Very Poor 27 Fair 3 Very Poor 20 Gen Poor
Category Day 1 3 1 3
Max LVORI Early 6 8 8 8
Max LVORI Late 8 3 9 3
Precip Chance (%) 0 50 20 40
Precip Type None Tstms Showers Tstms
Precip Duration 1 1 1
Precip Amount 0.00 0.08 0.05 0.02
Precip Begin 1 PM Continuing 2 PM
Precip End Continuing 2 AM Continuing
Chance of Thunder (%) 0 50 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the upper 60s. Northeast winds less than 10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 65 percent.
East winds less than 10 mph.
.FRIDAY 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.
.SATURDAY...Mostly 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...Mostly cloudy with a 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 61 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 47 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs around 80. Minimum RH 45 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.
$$
TNZ083-201845-
Rhea-
Including the cities of Dayton, Evensville, Old Washington,
Grandview, and Spring City
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 68-73 (+1) 87-92 (-2) 67-72 84-89
RH % (24h trend) 95-100 (+3) 64-69 (+8) 95-100 62-67
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) SW 5 NW 5 N 6 N 5
Mixing Hgt(ft-agl) 150 4620 170 4680
Vent Rate (mph-ft) 750 23100 1020 23400
Max Dispersion Early 3 Very Poor 15 Gen Poor 3 Very Poor 17 Gen Poor
Max Dispersion Late 2 Very Poor 20 Gen Poor 3 Very Poor 19 Gen Poor
Category Day 1 2 1 2
Max LVORI Early 7 8 9 8
Max LVORI Late 9 5 9 4
Precip Chance (%) 0 60 0 30
Precip Type None Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.00 0.19 0.00 0.01
Precip Begin 1 PM 8 AM
Precip End 8 PM 8 PM
Chance of Thunder (%) 0 60 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. North
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 69 percent.
East 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 lower 80s. Minimum RH 76 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. West 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. Northwest
winds less than 10 mph.
.MONDAY...Sunny. Highs around 80. Minimum RH 50 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. Northwest
winds less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
49 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.
$$
TNZ084-201845-
Meigs-
Including the city of Big Spring
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 68-73 (0) 89-94 (-2) 68-73 86-91
RH % (24h trend) 95-100 (+1) 58-63 (+6) 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) SW 5 NW 5 N 6 N 5
Mixing Hgt(ft-agl) 310 4830 330 5000
Vent Rate (mph-ft) 1550 24150 1980 25000
Max Dispersion Early 3 Very Poor 16 Gen Poor 4 Very Poor 19 Gen Poor
Max Dispersion Late 2 Very Poor 23 Fair 2 Very Poor 20 Gen Poor
Category Day 1 2 1 2
Max LVORI Early 7 9 9 9
Max LVORI Late 10 4 10 3
Precip Chance (%) 0 60 0 30
Precip Type None Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.00 0.18 0.00 0.01
Precip Begin 1 PM 2 PM
Precip End 8 PM 8 PM
Chance of Thunder (%) 0 60 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy. Lows around 70. North winds less
than 10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 64 percent.
Light and variable wind.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows around 70. Light and variable wind.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 72 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly 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 60 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 47 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs around 80. Minimum RH 46 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.
$$
TNZ085-201845-
McMinn-
Including the cities of Athens, Clear Water, Dentville,
and Etowah
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 68-73 (0) 89-94 (-1) 67-72 86-91
RH % (24h trend) 95-100 (+3) 55-60 (+4) 95-100 57-62
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 6 NE 6 N 5
Mixing Hgt(ft-agl) 250 4890 250 4910
Vent Rate (mph-ft) 1250 29340 1500 24550
Max Dispersion Early 3 Very Poor 19 Gen Poor 3 Very Poor 23 Fair
Max Dispersion Late 2 Very Poor 28 Fair 2 Very Poor 20 Gen Poor
Category Day 1 3 1 2
Max LVORI Early 6 8 9 8
Max LVORI Late 9 3 10 3
Precip Chance (%) 0 50 0 40
Precip Type None Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.00 0.11 0.00 0.01
Precip Begin 1 PM 2 PM
Precip End 8 PM 8 PM
Chance of Thunder (%) 0 50 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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 upper 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. 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. South
winds less than 10 mph.
.SATURDAY NIGHT...Mostly 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 upper 80s. Minimum RH 59 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 45 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs around 80. Minimum RH 44 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.
$$
TNZ099-201845-
Hamilton-
Including the cities of Chattanooga, Lookout Mountain,
and Signal Mountain
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 68-73 (0) 88-93 (-1) 68-73 85-90
RH % (24h trend) 95-100 (+4) 58-63 (+2) 95-100 60-65
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 N 5 N 6 N 5
Mixing Hgt(ft-agl) 180 5080 210 5040
Vent Rate (mph-ft) 900 25400 1260 25200
Max Dispersion Early 3 Very Poor 14 Gen Poor 4 Very Poor 21 Fair
Max Dispersion Late 2 Very Poor 24 Fair 3 Very Poor 22 Fair
Category Day 1 2 1 2
Max LVORI Early 6 8 8 8
Max LVORI Late 9 4 9 4
Precip Chance (%) 0 60 0 40
Precip Type None Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.00 0.11 0.00 0.03
Precip Begin 1 PM 2 PM
Precip End 8 PM 8 PM
Chance of Thunder (%) 0 60 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy. Lows around 70. North winds less
than 10 mph.
.FRIDAY...Partly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 69 percent. East
winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows around 70. South winds less than 10 mph.
.SATURDAY...Mostly 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...Mostly 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. Northwest
winds less than 10 mph.
.MONDAY...Sunny. Highs in the lower 80s. Minimum RH 50 percent.
North winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
49 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.
$$
TNZ100-201845-
Bradley-
Including the cities of Cleveland and Tasso
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 68-73 (0) 88-93 (-1) 68-73 85-90
RH % (24h trend) 95-100 (+1) 57-62 (+3) 95-100 59-64
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 NW 5 NE 6 N 5
Mixing Hgt(ft-agl) 260 4980 300 4820
Vent Rate (mph-ft) 780 24900 1800 24100
Max Dispersion Early 3 Very Poor 19 Gen Poor 4 Very Poor 22 Fair
Max Dispersion Late 2 Very Poor 24 Fair 3 Very Poor 24 Fair
Category Day 1 2 1 2
Max LVORI Early 7 9 10 8
Max LVORI Late 10 4 10 3
Precip Chance (%) 0 50 0 40
Precip Type None Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.00 0.08 0.00 0.02
Precip Begin 1 PM 2 PM
Precip End 8 PM 8 PM
Chance of Thunder (%) 0 50 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly 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 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 mid 80s. Minimum RH 72 percent. South
winds less than 10 mph.
.SATURDAY NIGHT...Mostly 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 61 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 47 percent.
North winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs around 80. Minimum RH 47 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.
$$
TNZ101-201845-
West Polk-
Including the cities of Conasauga, Archville, Benton, Parksville,
and Reliance
143 PM EDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 67-72 (0) 88-93 (0) 66-71 85-90
RH % (24h trend) 95-100 (+4) 54-59 (-1) 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) SE 5 NW 6 NE 6 N 6
Mixing Hgt(ft-agl) 330 4890 270 4770
Vent Rate (mph-ft) 1650 29340 1620 28620
Max Dispersion Early 3 Very Poor 18 Gen Poor 4 Very Poor 22 Fair
Max Dispersion Late 3 Very Poor 25 Fair 3 Very Poor 24 Fair
Category Day 1 3 1 3
Max LVORI Early 6 8 8 8
Max LVORI Late 8 3 9 3
Precip Chance (%) 0 50 0 40
Precip Type None Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.00 0.09 0.00 0.03
Precip Begin 2 PM 2 PM
Precip End 8 PM 8 PM
Chance of Thunder (%) 0 50 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Mostly 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.
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 mid 80s. Minimum RH 70 percent. South
winds less than 10 mph.
.SATURDAY NIGHT...Mostly 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 59 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 45 percent.
North winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs around 80. Minimum RH 44 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.
$$
TNZ082-201845-
Bledsoe-
Including the cities of Old Cumberland, Palio, Melvine,
Mount Crest, Pikeville, and Brayton
1243 PM CDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 67-72 (+1) 85-90 (-3) 65-70 82-87
RH % (24h trend) 95-100 (+2) 63-68 (+8) 95-100 62-67
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) SW 6 NW 6 N 6 N 5
Mixing Hgt(ft-agl) 4070 10 4360
Vent Rate (mph-ft) 0 24420 60 21800
Max Dispersion Early 2 Very Poor 12 Poor 3 Very Poor 17 Gen Poor
Max Dispersion Late 1 Very Poor 20 Gen Poor 3 Very Poor 18 Gen Poor
Category Day 1 2 1 2
Max LVORI Early 7 8 9 8
Max LVORI Late 9 4 10 4
Precip Chance (%) 0 70 0 30
Precip Type None Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.00 0.18 0.00 0.01
Precip Begin 12 PM 8 AM
Precip End 8 PM 8 PM
Chance of Thunder (%) 0 70 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. North
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 69 percent. East
winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy. 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 75 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 61 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 49 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
49 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.
$$
TNZ081-201845-
Sequatchie-
Including the cities of Cagle, Dunlap, Cartwright, and Lone Oak
1243 PM CDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 66-71 (0) 84-89 (-2) 65-70 81-86
RH % (24h trend) 95-100 (+1) 66-71 (+8) 95-100 65-70
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 N 6 N 7 N 5
Mixing Hgt(ft-agl) 4140 4690
Vent Rate (mph-ft) 0 24840 0 23450
Max Dispersion Early 1 Very Poor 13 Gen Poor 1 Very Poor 16 Gen Poor
Max Dispersion Late 2 Very Poor 19 Gen Poor 2 Very Poor 18 Gen Poor
Category Day 1 2 1 2
Max LVORI Early 6 8 8 9
Max LVORI Late 8 5 9 4
Precip Chance (%) 0 70 0 30
Precip Type None Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.00 0.27 0.00 0.02
Precip Begin 1 PM 8 AM
Precip End 8 PM 8 PM
Chance of Thunder (%) 0 70 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 60s. North
winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 72 percent. East
winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers.
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 78 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and 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.
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 52 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the mid 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the mid 70s. 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.
$$
TNZ098-201845-
Marion-
Including the cities of South Pittsburg, Haletown (Guild),
Jasper, Martin Springs, Whitwell, Powells Crossroads,
and Monteagle
1243 PM CDT Tue Aug 19 2025
Tonight Wed Wed Night Thu
Cloud Cover Mclear Pcldy Pcldy Pcldy
Temp (24h trend) 68-73 (0) 85-90 (-2) 67-72 82-87
RH % (24h trend) 95-100 (+1) 61-66 (+4) 95-100 63-68
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 N 5 NE 6 NW 5
Mixing Hgt(ft-agl) 20 4410 10 5090
Vent Rate (mph-ft) 100 22050 60 25450
Max Dispersion Early 2 Very Poor 10 Poor 3 Very Poor 19 Gen Poor
Max Dispersion Late 2 Very Poor 20 Gen Poor 2 Very Poor 21 Fair
Category Day 1 2 1 2
Max LVORI Early 6 8 7 8
Max LVORI Late 8 4 9 4
Precip Chance (%) 0 70 0 40
Precip Type None Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.00 0.32 0.00 0.02
Precip Begin 1 PM 2 PM
Precip End Continuing 8 PM
Chance of Thunder (%) 0 60 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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 68 percent. East
winds less than 10 mph.
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. East winds less than
10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 73 percent.
East 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 chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 61 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 upper 70s. Minimum RH 49 percent.
North winds less than 10 mph.
.MONDAY NIGHT...Mostly clear. Lows in the upper 50s. North winds
less than 10 mph.
.TUESDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
49 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.
$$