Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
329
FNUS54 KMRX 170639
FWFMRX
Fire Weather Planning Forecast for East Tennessee...Southwest
Virginia...and Extreme Southwest North Carolina
National Weather Service Morristown TN
239 AM EDT Thu Sep 17 2026
.DISCUSSION...
Abnormally warm temperatures can be expected into the weekend as a
large high pressure ridge will remain stationary over the region. A
few isolated to scattered showers are possible, mainly along the
higher terrain and northeastern areas.
VAZ001-180745-
Lee-
Including the city of Rose Hill
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 87-92 (+1) 66-71 (+3) 86-91
RH % (24h trend) 51-56 (0) 95-100 (+1) 51-56
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 7 NW 5 N 8
Mixing Hgt(ft-agl) 5550 370 5670
Vent Rate (mph-ft) 38850 1850 45360
Max Dispersion Early 28 Fair 2 Very Poor 27 Fair
Max Dispersion Late 34 Fair 2 Very Poor 37 Fair
Category Day 3 1 3
Max LVORI Early 10 9 9
Max LVORI Late 3 9 4
Precip Chance (%) 30 0 40
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.02 0.00 0.01
Precip Begin 2 PM 2 PM
Precip End 8 PM Continuing
Chance of Thunder (%) 30 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 60s. Northeast
winds less than 10 mph.
.SATURDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 80s. Minimum RH
57 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 58 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 60s. Northeast
winds less than 10 mph.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 58 percent. West
winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the mid 60s. East winds less than 10 mph.
.TUESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the lower 80s. Minimum RH 65 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. East winds less than 10 mph.
.WEDNESDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. Minimum RH 69 percent. East 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.
$$
VAZ002-180745-
Wise-
Including the cities of Big Stone Gap, Norton, Wise, Coeburn,
Appalachia, and Pardee
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 83-88 (-1) 65-70 (+2) 82-87
RH % (24h trend) 55-60 (+4) 95-100 (+3) 59-64
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var NW 5
PM 20FT Wnd (mph) NW 5 Lgt/Var NW 6
Transport Wnd (mph) NW 9 W 7 NW 8
Mixing Hgt(ft-agl) 5440 430 5030
Vent Rate (mph-ft) 48960 3010 40240
Max Dispersion Early 38 Fair 2 Very Poor 30 Fair
Max Dispersion Late 41 Gen Good 3 Very Poor 35 Fair
Category Day 3 1 3
Max LVORI Early 8 8 9
Max LVORI Late 4 8 5
Precip Chance (%) 30 20 60
Precip Type Tstms Tstms Tstms
Precip Duration 1 1 1
Precip Amount 0.01 0.03 0.05
Precip Begin 2 PM Continuing Continuing
Precip End Continuing Continuing 8 PM
Chance of Thunder (%) 30 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 60s. Northeast
winds less than 10 mph.
.SATURDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 80s. Minimum RH
60 percent. Southwest 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 60 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the mid 60s. Southwest winds less than
10 mph.
.MONDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 63 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the lower 60s. Southeast winds less than
10 mph.
.TUESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs around 80. Minimum RH 69 percent. South
winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southeast winds less than 10 mph.
.WEDNESDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. Minimum RH 71 percent. Southeast 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.
$$
VAZ005-180745-
Scott VA-
Including the city of Hiltons
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 86-91 (-1) 66-71 (+2) 86-91
RH % (24h trend) 56-61 (+6) 95-100 (+2) 58-63
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var N 5
Transport Wnd (mph) NW 6 W 3 NW 7
Mixing Hgt(ft-agl) 5090 390 5000
Vent Rate (mph-ft) 30540 1170 35000
Max Dispersion Early 23 Fair 2 Very Poor 22 Fair
Max Dispersion Late 26 Fair 1 Very Poor 30 Fair
Category Day 3 1 3
Max LVORI Early 9 8 10
Max LVORI Late 3 9 3
Precip Chance (%) 40 0 60
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.01 0.00 0.04
Precip Begin 1 PM 9 AM
Precip End Continuing 8 PM
Chance of Thunder (%) 40 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 60s. Northeast
winds less than 10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 60 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 mid 80s. Minimum RH 61 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the mid 60s. West winds less than 10 mph.
.MONDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 61 percent. West
winds less than 10 mph.
.MONDAY 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.
.TUESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the mid 80s. Minimum RH 65 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. East winds less than 10 mph.
.WEDNESDAY...Partly sunny with a chance of showers. Highs around
80. Minimum RH 68 percent. East 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.
$$
VAZ006-180745-
Russell-
Including the cities of Hansonville, Lebanon, Dye, Castlewood,
Honaker, and Rosedale
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 83-88 (-1) 65-70 (+3) 82-87
RH % (24h trend) 57-62 (+8) 95-100 (+3) 61-66
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var NW 5
PM 20FT Wnd (mph) NW 5 Lgt/Var NW 6
Transport Wnd (mph) NW 8 W 6 NW 9
Mixing Hgt(ft-agl) 5060 380 4990
Vent Rate (mph-ft) 40480 2280 44910
Max Dispersion Early 31 Fair 2 Very Poor 30 Fair
Max Dispersion Late 36 Fair 2 Very Poor 40 Fair
Category Day 3 1 3
Max LVORI Early 8 8 10
Max LVORI Late 4 8 5
Precip Chance (%) 40 30 60
Precip Type Tstms Tstms Tstms
Precip Duration 1 1 2
Precip Amount 0.02 0.06 0.08
Precip Begin 1 PM Continuing Continuing
Precip End Continuing Continuing 8 PM
Chance of Thunder (%) 40 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 60s. Northeast
winds less than 10 mph.
.SATURDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the lower 80s. Minimum RH
63 percent. Southwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear 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 65 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the mid 60s. South winds less than 10 mph.
.MONDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 65 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southeast winds less than 10 mph.
.TUESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs around 80. Minimum RH 69 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southeast winds 5 to 10 mph.
.WEDNESDAY...Partly sunny with a chance of showers. Highs in the
mid 70s. Minimum RH 72 percent. Southeast winds 5 to 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.
$$
VAZ008-180745-
Washington VA-
Including the cities of Benhams, Bristol VA, and Abingdon
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 85-90 (0) 65-70 (+3) 83-88
RH % (24h trend) 54-59 (+6) 95-100 (+4) 58-63
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var W 5
PM 20FT Wnd (mph) NW 5 Lgt/Var NW 6
Transport Wnd (mph) NW 7 W 5 NW 9
Mixing Hgt(ft-agl) 4790 320 4690
Vent Rate (mph-ft) 33530 1600 42210
Max Dispersion Early 26 Fair 2 Very Poor 26 Fair
Max Dispersion Late 28 Fair 2 Very Poor 35 Fair
Category Day 3 1 3
Max LVORI Early 9 8 9
Max LVORI Late 4 9 5
Precip Chance (%) 30 20 60
Precip Type Tstms Showers Tstms
Precip Duration 1 1 1
Precip Amount 0.02 0.03 0.07
Precip Begin 1 PM Continuing Continuing
Precip End Continuing Continuing 8 PM
Chance of Thunder (%) 30 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 60s. Northeast
winds less than 10 mph.
.SATURDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 80s. Minimum RH
64 percent. South winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 65 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the mid 60s. South winds less than 10 mph.
.MONDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 64 percent.
Southwest winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. East winds less than 10 mph.
.TUESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 69 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. East winds 5 to 10 mph.
.WEDNESDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. Minimum RH 72 percent. East winds 5 to 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.
$$
TNZ018-180745-
Johnson-
Including the cities of Doeville, Mountain City, Neva,
Shady Valley, Trade, and Laurel Bloomery
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Mclear Pcldy Pcldy
Temp (24h trend) 81-86 (-1) 63-68 (+4) 80-85
RH % (24h trend) 49-54 (+1) 95-100 (+2) 54-59
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 8 W 3 NW 9
Mixing Hgt(ft-agl) 4190 310 3780
Vent Rate (mph-ft) 33520 930 34020
Max Dispersion Early 26 Fair 2 Very Poor 30 Fair
Max Dispersion Late 28 Fair 2 Very Poor 34 Fair
Category Day 3 1 3
Max LVORI Early 9 8 9
Max LVORI Late 4 8 5
Precip Chance (%) 30 20 50
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.02 0.01 0.07
Precip Begin 1 PM Continuing 1 PM
Precip End Continuing 7 AM 8 PM
Chance of Thunder (%) 30 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the lower 60s. East winds
less than 10 mph.
.SATURDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs around 80. Minimum RH 64 percent. South
winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 60s. Southeast
winds less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 80. Minimum RH 63 percent. West winds
less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 60s. South winds
less than 10 mph.
.MONDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs around 80. Minimum RH 62 percent. Southwest
winds less than 10 mph.
.MONDAY 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.
.TUESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 70s. Minimum RH 69 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows around 60. Southeast winds
5 to 10 mph.
.WEDNESDAY...Partly sunny with a chance of showers. Highs in the
lower 70s. Minimum RH 73 percent. Southeast 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.
$$
TNZ047-180745-
Southeast Carter-
Including the city of Hampton
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Mclear Pcldy Pcldy
Temp (24h trend) 81-86 (0) 64-69 (+4) 80-85
RH % (24h trend) 50-55 (-1) 95-100 (+5) 56-61
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var NW 6
PM 20FT Wnd (mph) Lgt/Var Lgt/Var NW 5
Transport Wnd (mph) N 7 W 5 NW 10
Mixing Hgt(ft-agl) 4130 320 3620
Vent Rate (mph-ft) 28910 1600 36200
Max Dispersion Early 24 Fair 2 Very Poor 27 Fair
Max Dispersion Late 25 Fair 3 Very Poor 32 Fair
Category Day 2 1 3
Max LVORI Early 7 7 8
Max LVORI Late 4 7 5
Precip Chance (%) 20 20 50
Precip Type Tstms Showers Tstms
Precip Duration 1 1 1
Precip Amount 0.01 0.03 0.14
Precip Begin 2 PM Continuing 10 AM
Precip End Continuing 8 AM Continuing
Chance of Thunder (%) 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 60s. Southeast
winds less than 10 mph.
.SATURDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs around 80. Minimum RH 65 percent. South
winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 60s. Southeast
winds less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 80. Minimum RH 63 percent. West winds
less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 60s. South winds
less than 10 mph.
.MONDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs around 80. Minimum RH 64 percent. Southwest
winds less than 10 mph.
.MONDAY 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.
.TUESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 70 percent.
Southeast winds less than 10 mph.
.TUESDAY 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.
.WEDNESDAY...Partly sunny with a chance of showers. Highs in the
lower 70s. Minimum RH 73 percent. Southeast 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.
$$
TNZ045-180745-
Unicoi-
Including the cities of Erwin, Unicoi, and Limestone Cove
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Mclear Pcldy Pcldy
Temp (24h trend) 82-87 (0) 65-70 (+3) 81-86
RH % (24h trend) 53-58 (0) 94-99 (+4) 57-62
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var NW 5
PM 20FT Wnd (mph) Lgt/Var Lgt/Var NW 5
Transport Wnd (mph) N 7 NW 5 NW 7
Mixing Hgt(ft-agl) 4230 340 3850
Vent Rate (mph-ft) 29610 1700 26950
Max Dispersion Early 24 Fair 2 Very Poor 19 Gen Poor
Max Dispersion Late 25 Fair 2 Very Poor 25 Fair
Category Day 2 1 2
Max LVORI Early 7 6 7
Max LVORI Late 4 7 4
Precip Chance (%) 20 0 50
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.01 0.00 0.11
Precip Begin 3 PM 10 AM
Precip End Continuing Continuing
Chance of Thunder (%) 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 65 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. 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 63 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 60s. South winds
less than 10 mph.
.MONDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 63 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.TUESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 69 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the lower 60s. Southeast winds 5 to 10 mph.
.WEDNESDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 70s. Minimum RH
72 percent. Southeast 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.
$$
TNZ043-180745-
Southeast Greene-
Including the city of Cedar Creek
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Mclear Pcldy Pcldy
Temp (24h trend) 83-88 (+1) 65-70 (+3) 82-87
RH % (24h trend) 48-53 (-5) 91-96 (0) 51-56
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 7 NE 5 NW 8
Mixing Hgt(ft-agl) 4150 370 4630
Vent Rate (mph-ft) 29050 1850 37040
Max Dispersion Early 21 Fair 2 Very Poor 23 Fair
Max Dispersion Late 24 Fair 2 Very Poor 32 Fair
Category Day 2 1 3
Max LVORI Early 7 6 7
Max LVORI Late 3 7 3
Precip Chance (%) 20 0 40
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.01 0.00 0.10
Precip Begin 5 PM 1 PM
Precip End 8 PM Continuing
Chance of Thunder (%) 0 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 58 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the mid 60s. Southeast
winds 5 to 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 56 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 60s. Southeast
winds less than 10 mph.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 57 percent.
Southwest winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Southeast
winds less than 10 mph.
.TUESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs around 80. Minimum RH 63 percent. Southeast
winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southeast winds 5 to 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 70s. Minimum RH
64 percent. Southeast 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.
$$
TNZ041-180745-
Cocke Smoky Mountains-
Including the city of Hartford
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Temp (24h trend) 82-87 (+1) 67-72 (+3) 82-87
RH % (24h trend) 48-53 (-7) 89-94 (+2) 51-56
RH Recovery Excellent
AM 20FT Wnd (mph) NW 5 NW 5
PM 20FT Wnd (mph) N 5 Lgt/Var NW 5
Transport Wnd (mph) N 6 NE 3 NW 8
Mixing Hgt(ft-agl) 4210 340 4680
Vent Rate (mph-ft) 25260 1020 37440
Max Dispersion Early 20 Gen Poor 2 Very Poor 28 Fair
Max Dispersion Late 22 Fair 2 Very Poor 32 Fair
Category Day 2 1 3
Max LVORI Early 6 5 6
Max LVORI Late 3 6 3
Precip Chance (%) 0 0 40
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.09
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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 61 percent.
Northwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. 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 59 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 60s. South winds
less than 10 mph.
.MONDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 60 percent.
North winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.TUESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs around 80. Minimum RH 66 percent. Southeast
winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Southeast winds less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 70s. Minimum RH
68 percent. East 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.
$$
TNZ074-180745-
Sevier Smoky Mountains-
Including the cities of Elkmont and Gatlinburg
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Temp (24h trend) 80-85 (+1) 65-70 (+3) 80-85
RH % (24h trend) 49-54 (-8) 89-94 (+3) 51-56
RH Recovery Excellent
AM 20FT Wnd (mph) N 5 N 7
PM 20FT Wnd (mph) N 5 Lgt/Var N 6
Transport Wnd (mph) NE 7 NE 3 N 7
Mixing Hgt(ft-agl) 3760 310 4460
Vent Rate (mph-ft) 26320 930 31220
Max Dispersion Early 18 Gen Poor 2 Very Poor 26 Fair
Max Dispersion Late 21 Fair 2 Very Poor 30 Fair
Category Day 2 1 3
Max LVORI Early 6 4 5
Max LVORI Late 3 5 3
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.06
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 80s. Minimum RH 63 percent.
North winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the mid 60s. South winds less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 80. Minimum RH 63 percent. West winds
less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 60s. Southeast
winds less than 10 mph.
.MONDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs around 80. Minimum RH 64 percent. North
winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the lower 60s. Southeast winds less than
10 mph.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 70 percent. Southeast winds less than
10 mph.
.TUESDAY 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.
.WEDNESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the mid 70s. Minimum RH 73 percent.
Northeast 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.
$$
TNZ072-180745-
Blount Smoky Mountains-
Including the city of Cades Cove
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Temp (24h trend) 86-91 (+1) 69-74 (+3) 86-91
RH % (24h trend) 46-51 (-6) 85-90 (0) 46-51
RH Recovery Excellent
AM 20FT Wnd (mph) N 5 N 6
PM 20FT Wnd (mph) N 5 Lgt/Var NE 5
Transport Wnd (mph) N 7 NE 3 N 8
Mixing Hgt(ft-agl) 4470 330 5990
Vent Rate (mph-ft) 31290 990 47920
Max Dispersion Early 21 Fair 2 Very Poor 37 Fair
Max Dispersion Late 28 Fair 2 Very Poor 40 Fair
Category Day 3 1 3
Max LVORI Early 6 4 5
Max LVORI Late 3 5 3
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 4 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 60s. Southeast
winds less than 10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 56 percent.
North 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 mid 80s. Minimum RH 57 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 60s. Southeast
winds less than 10 mph.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 57 percent. North
winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. Southeast
winds less than 10 mph.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
mid 80s. Minimum RH 63 percent. East winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Southeast
winds less than 10 mph.
.WEDNESDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the lower 80s. Minimum RH
68 percent. Northeast 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.
$$
TNZ087-180745-
Southeast Monroe-
Including the cities of Citico and Coker Creek
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 86-91 (+1) 66-71 (+3) 87-92
RH % (24h trend) 44-49 (-8) 90-95 (-2) 44-49
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 7 SE 5 N 7
Mixing Hgt(ft-agl) 4370 390 6110
Vent Rate (mph-ft) 30590 1950 42770
Max Dispersion Early 21 Fair 2 Very Poor 38 Fair
Max Dispersion Late 30 Fair 2 Very Poor 42 Gen Good
Category Day 2 1 3
Max LVORI Early 8 5 7
Max LVORI Late 3 6 3
Precip Chance (%) 0 0 0
Precip Type None None None
Precip Duration
Precip Amount 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 60s. East winds
less than 10 mph.
.SATURDAY...Sunny with a chance of showers and thunderstorms.
Highs in the upper 80s. Minimum RH 53 percent. North winds less
than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Southeast
winds less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 56 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 60s. Southeast
winds less than 10 mph.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 55 percent. North
winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Southeast
winds less than 10 mph.
.TUESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 61 percent.
Southeast winds less than 10 mph.
.TUESDAY 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.
.WEDNESDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the lower 80s. Minimum RH
66 percent. Northeast 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.
$$
TNZ102-180745-
East Polk-
Including the cities of Big Frog Mountain, Ducktown,
and Turtletown
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 88-93 (+1) 66-71 (+3) 89-94
RH % (24h trend) 44-49 (-5) 93-98 (-2) 43-48
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var N 6
PM 20FT Wnd (mph) Lgt/Var Lgt/Var N 6
Transport Wnd (mph) N 7 S 5 N 8
Mixing Hgt(ft-agl) 5170 370 6920
Vent Rate (mph-ft) 36190 1850 55360
Max Dispersion Early 27 Fair 2 Very Poor 40 Fair
Max Dispersion Late 34 Fair 2 Very Poor 45 Gen Good
Category Day 3 1 4
Max LVORI Early 10 6 7
Max LVORI Late 3 7 3
Precip Chance (%) 0 0 0
Precip Type None None None
Precip Duration
Precip Amount 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 60s. East winds
less than 10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 90. Minimum RH 51 percent. Southwest
winds less than 10 mph.
.SATURDAY NIGHT...Partly 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 80s. Minimum RH 54 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 60s. Southeast
winds less than 10 mph.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 53 percent.
Southwest winds less than 10 mph.
.MONDAY 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.
.TUESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 59 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the lower 80s. Minimum RH
62 percent. Northeast 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.
$$
NCZ060-180745-
Cherokee-
Including the cities of Andrews, Marble, Topton, Hiawasse Dam,
Murphy, Unaka, and Violet
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Temp (24h trend) 86-91 (0) 65-70 (+4) 87-92
RH % (24h trend) 44-49 (-7) 95-100 (0) 43-48
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 6 N 3 N 8
Mixing Hgt(ft-agl) 4920 360 5460
Vent Rate (mph-ft) 29520 1080 43680
Max Dispersion Early 24 Fair 1 Very Poor 34 Fair
Max Dispersion Late 27 Fair 1 Very Poor 37 Fair
Category Day 3 1 3
Max LVORI Early 9 7 8
Max LVORI Late 3 7 3
Precip Chance (%) 0 0 0
Precip Type None None None
Precip Duration
Precip Amount 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 60s. Northeast
winds less than 10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 56 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 59 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.MONDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 57 percent. West
winds less than 10 mph.
.MONDAY 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.
.TUESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 62 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers
and thunderstorms. Lows in the lower 60s. East winds less than
10 mph.
.WEDNESDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs around 80. Minimum RH 65 percent.
Northeast 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.
$$
NCZ061-180745-
Clay-
Including the cities of Shooting Creek, Brasstown, Hayesville,
and Tusquitee
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Temp (24h trend) 83-88 (+1) 63-68 (+4) 84-89
RH % (24h trend) 53-58 (-3) 95-100 (+2) 54-59
RH Recovery Excellent
AM 20FT Wnd (mph) N 5 N 6
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 6 SE 3 N 7
Mixing Hgt(ft-agl) 4780 350 5390
Vent Rate (mph-ft) 28680 1050 37730
Max Dispersion Early 21 Fair 2 Very Poor 31 Fair
Max Dispersion Late 22 Fair 2 Very Poor 32 Fair
Category Day 3 1 3
Max LVORI Early 10 7 7
Max LVORI Late 4 7 4
Precip Chance (%) 30 0 40
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.02 0.00 0.08
Precip Begin 3 PM 3 PM
Precip End 8 PM 8 PM
Chance of Thunder (%) 20 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 60s. Northeast
winds less than 10 mph.
.SATURDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 67 percent.
South winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms. Lows in the lower 60s. Southeast winds less than
10 mph.
.SUNDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 69 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the lower 60s. Northeast winds less than
10 mph.
.MONDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 67 percent.
South winds less than 10 mph.
.MONDAY 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.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 74 percent. Southeast winds less than
10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers
and thunderstorms. Lows in the lower 60s. East winds less than
10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 70s. Minimum RH
76 percent. East 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.
$$
TNZ015-180745-
Hancock-
Including the cities of Evanston, Sneedville, Treadway,
and Kyles Ford
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 89-94 (+1) 66-71 (+2) 88-93
RH % (24h trend) 50-55 (+1) 95-100 (0) 50-55
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NW 6 NW 3 N 7
Mixing Hgt(ft-agl) 5800 320 6090
Vent Rate (mph-ft) 34800 960 42630
Max Dispersion Early 21 Fair 2 Very Poor 27 Fair
Max Dispersion Late 30 Fair 1 Very Poor 37 Fair
Category Day 3 1 3
Max LVORI Early 10 9 10
Max LVORI Late 3 10 3
Precip Chance (%) 20 0 40
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.01 0.00 0.01
Precip Begin 2 PM 2 PM
Precip End 8 PM 8 PM
Chance of Thunder (%) 20 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 60s. Northeast
winds less than 10 mph.
.SATURDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 54 percent.
Light and variable wind.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 55 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 60s. Light and
variable wind.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 56 percent.
Light and variable wind.
.MONDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Light and
variable wind.
.TUESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the mid 80s. Minimum RH 62 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. East winds less than 10 mph.
.WEDNESDAY...Partly sunny with a chance of showers. Highs in the
lower 80s. Minimum RH 67 percent. Northeast 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.
$$
TNZ016-180745-
Hawkins-
Including the city of Mooresburg
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 88-93 (+1) 66-71 (+2) 88-93
RH % (24h trend) 54-59 (+3) 95-100 (+1) 55-60
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NW 5 W 3 NW 6
Mixing Hgt(ft-agl) 5360 300 5730
Vent Rate (mph-ft) 26800 900 34380
Max Dispersion Early 17 Gen Poor 2 Very Poor 21 Fair
Max Dispersion Late 23 Fair 1 Very Poor 29 Fair
Category Day 2 1 3
Max LVORI Early 10 9 10
Max LVORI Late 3 10 3
Precip Chance (%) 30 0 40
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.02 0.00 0.01
Precip Begin 2 PM 2 PM
Precip End 8 PM Continuing
Chance of Thunder (%) 30 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the upper 60s. Northeast winds less than 10 mph.
.SATURDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 58 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 59 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 60s. Light and
variable wind.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 59 percent.
Light and variable wind.
.MONDAY 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.
.TUESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the mid 80s. Minimum RH 63 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. East winds less than 10 mph.
.WEDNESDAY...Partly sunny with a chance of showers. Highs in the
lower 80s. Minimum RH 67 percent. East 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.
$$
TNZ017-180745-
Sullivan-
Including the cities of Kingsport, Bristol TN,
and South Holston Dam
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 87-92 (0) 66-71 (+3) 86-91
RH % (24h trend) 52-57 (+5) 95-100 (+2) 55-60
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NW 6 W 3 NW 7
Mixing Hgt(ft-agl) 4610 320 5090
Vent Rate (mph-ft) 27660 960 35630
Max Dispersion Early 20 Gen Poor 2 Very Poor 19 Gen Poor
Max Dispersion Late 22 Fair 1 Very Poor 32 Fair
Category Day 3 1 3
Max LVORI Early 9 8 10
Max LVORI Late 3 10 3
Precip Chance (%) 30 0 50
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.01 0.00 0.07
Precip Begin 2 PM 11 AM
Precip End Continuing Continuing
Chance of Thunder (%) 30 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 60s. East winds
less than 10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 59 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 60 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 58 percent.
West winds less than 10 mph.
.MONDAY 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.
.TUESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 62 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the mid 60s. East winds less than 10 mph.
.WEDNESDAY...Partly sunny with a chance of showers. Highs around
80. Minimum RH 66 percent. East winds 5 to 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.
$$
TNZ046-180745-
Northwest Carter-
Including the city of Elizabethton
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Mclear Pcldy Pcldy
Temp (24h trend) 85-90 (0) 66-71 (+4) 84-89
RH % (24h trend) 46-51 (0) 95-100 (+4) 52-57
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NW 6 SW 5 NW 8
Mixing Hgt(ft-agl) 4290 300 3980
Vent Rate (mph-ft) 25740 1500 31840
Max Dispersion Early 23 Fair 2 Very Poor 21 Fair
Max Dispersion Late 22 Fair 2 Very Poor 29 Fair
Category Day 2 1 3
Max LVORI Early 7 7 8
Max LVORI Late 3 8 3
Precip Chance (%) 30 20 50
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.01 0.01 0.10
Precip Begin 2 PM Continuing 10 AM
Precip End Continuing 7 AM Continuing
Chance of Thunder (%) 30 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 60s. Southeast
winds less than 10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 58 percent. South
winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 80s. Minimum RH 58 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 60s. Light and
variable wind.
.MONDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 57 percent. West
winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Southeast
winds less than 10 mph.
.TUESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the lower 80s. Minimum RH 62 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the lower 60s. Southeast winds 5 to 10 mph.
.WEDNESDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. Minimum RH 64 percent. Southeast 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.
$$
TNZ044-180745-
Washington TN-
Including the city of Johnson City
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 88-93 (+1) 66-71 (+3) 87-92
RH % (24h trend) 51-56 (+4) 95-100 (+4) 53-58
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 6 SW 3 NW 7
Mixing Hgt(ft-agl) 4810 320 4660
Vent Rate (mph-ft) 28860 960 32620
Max Dispersion Early 21 Fair 2 Very Poor 17 Gen Poor
Max Dispersion Late 23 Fair 2 Very Poor 28 Fair
Category Day 3 1 3
Max LVORI Early 8 7 9
Max LVORI Late 3 8 3
Precip Chance (%) 30 0 50
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.01 0.00 0.09
Precip Begin 3 PM 10 AM
Precip End Continuing Continuing
Chance of Thunder (%) 30 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SATURDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 58 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 57 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 60s. Southeast
winds less than 10 mph.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 57 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Southeast
winds less than 10 mph.
.TUESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 61 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. East winds less than 10 mph.
.WEDNESDAY...Partly sunny with a chance of showers. Highs in the
lower 80s. Minimum RH 64 percent. Southeast 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.
$$
TNZ042-180745-
Northwest Greene-
Including the city of Greeneville
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 88-93 (0) 67-72 (+3) 88-93
RH % (24h trend) 48-53 (0) 95-100 (+3) 50-55
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 5 SW 3 NW 6
Mixing Hgt(ft-agl) 4850 270 4800
Vent Rate (mph-ft) 24250 810 28800
Max Dispersion Early 19 Gen Poor 2 Very Poor 19 Gen Poor
Max Dispersion Late 20 Gen Poor 1 Very Poor 25 Fair
Category Day 2 1 3
Max LVORI Early 9 7 9
Max LVORI Late 3 8 3
Precip Chance (%) 20 0 40
Precip Type Tstms None Tstms
Precip Duration 1 1
Precip Amount 0.01 0.00 0.07
Precip Begin 3 PM 2 PM
Precip End 8 PM Continuing
Chance of Thunder (%) 20 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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 upper 80s. Minimum RH 54 percent.
West winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 54 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 60s. Southeast
winds less than 10 mph.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 54 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Southeast
winds less than 10 mph.
.TUESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the mid 80s. Minimum RH 58 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. East winds less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers. Highs in the
lower 80s. Minimum RH 61 percent. East 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.
$$
TNZ038-180745-
Grainger-
Including the city of Bean Station
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 91-96 (+2) 68-73 (+2) 90-95
RH % (24h trend) 48-53 (0) 95-100 (0) 48-53
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 6 NW 2 N 7
Mixing Hgt(ft-agl) 5800 320 6470
Vent Rate (mph-ft) 34800 640 45290
Max Dispersion Early 18 Gen Poor 2 Very Poor 25 Fair
Max Dispersion Late 28 Fair 1 Very Poor 40 Fair
Category Day 3 1 3
Max LVORI Early 9 7 9
Max LVORI Late 3 9 3
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 60s. Northeast
winds less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the lower 90s. Minimum RH
51 percent. Light and variable wind.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. Light and variable
wind.
.SUNDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs around 90. Minimum RH 52 percent. Southwest
winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 60s. Light and
variable wind.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 90. Minimum RH 53 percent. Light and
variable wind.
.MONDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. Light and
variable wind.
.TUESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the upper 80s. Minimum RH 57 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. East winds less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers. Highs in the
mid 80s. Minimum RH 62 percent. Northeast 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.
$$
TNZ039-180745-
Hamblen-
Including the cities of Alpha, Morristown, and Russellville
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 90-95 (+1) 68-73 (+3) 90-95
RH % (24h trend) 49-54 (+1) 95-100 (+1) 48-53
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 5 W 3 N 7
Mixing Hgt(ft-agl) 5120 290 5630
Vent Rate (mph-ft) 25600 870 39410
Max Dispersion Early 16 Gen Poor 2 Very Poor 18 Gen Poor
Max Dispersion Late 21 Fair 1 Very Poor 33 Fair
Category Day 2 1 3
Max LVORI Early 9 8 9
Max LVORI Late 3 9 3
Precip Chance (%) 0 0 40
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the upper 60s. Light and variable wind.
.SATURDAY...Mostly sunny. Highs in the lower 90s. Minimum RH
52 percent. Light and variable wind.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. Light and variable
wind.
.SUNDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs around 90. Minimum RH 54 percent. Southwest
winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 60s. Light and
variable wind.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 53 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. Light and
variable wind.
.TUESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the upper 80s. Minimum RH 58 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. East winds less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers. Highs in the
mid 80s. Minimum RH 62 percent. Northeast 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.
$$
TNZ040-180745-
Northwest Cocke-
Including the cities of Bybee and Newport
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Mclear Pcldy Pcldy
Temp (24h trend) 89-94 (+2) 68-73 (+3) 89-94
RH % (24h trend) 44-49 (-4) 94-99 (+2) 47-52
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 5 SW 3 NW 7
Mixing Hgt(ft-agl) 4850 310 5560
Vent Rate (mph-ft) 24250 930 38920
Max Dispersion Early 20 Gen Poor 2 Very Poor 23 Fair
Max Dispersion Late 19 Gen Poor 1 Very Poor 32 Fair
Category Day 2 1 3
Max LVORI Early 8 6 8
Max LVORI Late 3 7 3
Precip Chance (%) 0 0 40
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.09
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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 around 90. Minimum RH 51 percent. North
winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 60s. Southeast
winds less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 51 percent.
West winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 60s. South winds
less than 10 mph.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 51 percent.
North winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. Southeast
winds less than 10 mph.
.TUESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 56 percent. East
winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Southeast winds less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers. Highs in the
lower 80s. Minimum RH 58 percent. East 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.
$$
TNZ070-180745-
Jefferson-
Including the cities of Jefferson City, Strawberry Plains,
Chestnut Hill, Dandridge, and White Pine
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Mclear Pcldy Pcldy
Temp (24h trend) 91-96 (+2) 69-74 (+3) 91-96
RH % (24h trend) 46-51 (-1) 95-100 (0) 46-51
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 5 SW 3 N 6
Mixing Hgt(ft-agl) 5120 300 6530
Vent Rate (mph-ft) 25600 900 39180
Max Dispersion Early 16 Gen Poor 2 Very Poor 23 Fair
Max Dispersion Late 21 Fair 1 Very Poor 33 Fair
Category Day 2 1 3
Max LVORI Early 9 7 9
Max LVORI Late 3 8 3
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.04
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.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 slight chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 49 percent.
North winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. Southeast winds less
than 10 mph.
.SUNDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 50 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 60s. South winds
less than 10 mph.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 50 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. East winds
less than 10 mph.
.TUESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the upper 80s. Minimum RH 55 percent.
East winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. East winds less than 10 mph.
.WEDNESDAY...Partly sunny with a chance of showers. Highs in the
mid 80s. Minimum RH 59 percent. Northeast 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.
$$
TNZ035-180745-
Morgan-
Including the cities of Pine Orchard, High Point, and Petros
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 89-94 (+1) 68-73 (+3) 89-94
RH % (24h trend) 47-52 (-6) 94-99 (-2) 47-52
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 6 NW 5 N 7
Mixing Hgt(ft-agl) 6070 340 7140
Vent Rate (mph-ft) 36420 1700 49980
Max Dispersion Early 27 Fair 1 Very Poor 37 Fair
Max Dispersion Late 31 Fair 2 Very Poor 41 Gen Good
Category Day 3 1 3
Max LVORI Early 9 7 8
Max LVORI Late 3 7 3
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.02
Precip Begin 3 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly clear. Lows in the upper 60s. Northeast
winds less than 10 mph.
.SATURDAY...Sunny with a slight chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 52 percent.
Light and variable wind.
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 60s. South
winds less than 10 mph.
.SUNDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs around 90. Minimum RH 51 percent. Southwest
winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 60s. South winds
less than 10 mph.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 90. Minimum RH 53 percent. Southwest
winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.TUESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 60 percent. South
winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Southeast winds less than 10 mph.
.WEDNESDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the lower 80s. Minimum RH
66 percent. Northeast 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.
$$
TNZ012-180745-
Scott TN-
Including the cities of Big South Fork National, Oneida,
Smokey Junction, Elgin, Huntsville, Norma, and Slick Rock
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 89-94 (+1) 68-73 (+2) 89-94
RH % (24h trend) 46-51 (-6) 93-98 (0) 46-51
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 6 N 3 N 7
Mixing Hgt(ft-agl) 6200 350 6860
Vent Rate (mph-ft) 37200 1050 48020
Max Dispersion Early 28 Fair 2 Very Poor 36 Fair
Max Dispersion Late 31 Fair 2 Very Poor 41 Gen Good
Category Day 3 1 3
Max LVORI Early 7 6 7
Max LVORI Late 3 7 3
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 5 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 60s. East winds
less than 10 mph.
.SATURDAY...Sunny with a slight chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 50 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 60s. South
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs around 90. Minimum RH 48 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 60s. South winds
less than 10 mph.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 90. Minimum RH 51 percent. West winds
less than 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the mid 60s. Southeast winds less than
10 mph.
.TUESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 60 percent. South
winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the mid 60s. East winds less than 10 mph.
.WEDNESDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the lower 80s. Minimum RH
65 percent. Northeast 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.
$$
TNZ013-180745-
Campbell-
Including the cities of Fincastle, La Follette, Elk Valley,
Jellico, White Oak, Caryville, and Royal Blue
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 87-92 (+1) 69-74 (+2) 87-92
RH % (24h trend) 51-56 (-5) 93-98 (0) 51-56
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 6 NW 5 N 7
Mixing Hgt(ft-agl) 5930 360 6670
Vent Rate (mph-ft) 35580 1800 46690
Max Dispersion Early 27 Fair 2 Very Poor 33 Fair
Max Dispersion Late 30 Fair 2 Very Poor 42 Gen Good
Category Day 3 1 3
Max LVORI Early 8 6 7
Max LVORI Late 3 7 3
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.04
Precip Begin 5 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 60s. Northeast
winds less than 10 mph.
.SATURDAY...Sunny with a slight chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 55 percent.
Light and variable wind.
.SATURDAY NIGHT...Partly cloudy. Lows around 70. South winds less
than 10 mph.
.SUNDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 54 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 60s. South winds
less than 10 mph.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 56 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. Southeast winds less than
10 mph.
.TUESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 64 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy with a chance of showers. Lows in
the mid 60s. East winds less than 10 mph.
.WEDNESDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the lower 80s. Minimum RH
70 percent. Northeast 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.
$$
TNZ014-180745-
Claiborne-
Including the cities of Lone Mountain, Sandlick, Springdale,
Arthur, Harrogate-Shawanee, Clairfield, and Howard Quarter
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Pcldy Pcldy Pcldy
Temp (24h trend) 89-94 (+1) 68-73 (+3) 89-94
RH % (24h trend) 48-53 (-1) 95-100 (0) 48-53
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 6 NW 3 N 8
Mixing Hgt(ft-agl) 5880 330 6690
Vent Rate (mph-ft) 35280 990 53520
Max Dispersion Early 25 Fair 1 Very Poor 28 Fair
Max Dispersion Late 30 Fair 1 Very Poor 47 Gen Good
Category Day 3 1 4
Max LVORI Early 9 7 9
Max LVORI Late 3 8 3
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 60s. Northeast
winds less than 10 mph.
.SATURDAY...Mostly sunny. Highs around 90. Minimum RH 51 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SUNDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 52 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 60s. South winds
less than 10 mph.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the upper 80s. Minimum RH 54 percent.
Light and variable wind.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the mid 60s. East winds less than 10 mph.
.TUESDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the mid 80s. Minimum RH 60 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. East winds less than 10 mph.
.WEDNESDAY...Partly sunny with a chance of showers. Highs in the
lower 80s. Minimum RH 65 percent. Northeast 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.
$$
TNZ037-180745-
Union-
Including the cities of Maynardville, Norris Lake, Paulette,
Rose Hill, Sharps Chapel, and Luttrell
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Mclear Pcldy Pcldy
Temp (24h trend) 90-95 (+1) 68-73 (+2) 90-95
RH % (24h trend) 48-53 (-2) 95-100 (-1) 48-53
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 6 NW 2 N 7
Mixing Hgt(ft-agl) 6030 330 6390
Vent Rate (mph-ft) 36180 660 44730
Max Dispersion Early 20 Gen Poor 1 Very Poor 28 Fair
Max Dispersion Late 29 Fair 1 Very Poor 38 Fair
Category Day 3 1 3
Max LVORI Early 9 7 9
Max LVORI Late 3 9 3
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 2 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 60s. Northeast
winds less than 10 mph.
.SATURDAY...Sunny. Highs in the lower 90s. Minimum RH 52 percent.
Light and variable wind.
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 60s. Light and
variable wind.
.SUNDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs around 90. Minimum RH 53 percent. Southwest
winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 60s. Light and
variable wind.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 90. Minimum RH 54 percent. Light and
variable wind.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. Light and variable wind.
.TUESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 80s. Minimum RH 59 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Northeast winds less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers. Highs in the
mid 80s. Minimum RH 64 percent. Northeast 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.
$$
TNZ036-180745-
Anderson-
Including the cities of Oak Ridge and Clinton
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Mclear Pcldy Pcldy
Temp (24h trend) 89-94 (+1) 69-74 (+3) 90-95
RH % (24h trend) 48-53 (-4) 94-99 (+1) 46-51
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 5 NW 3 N 6
Mixing Hgt(ft-agl) 5440 320 6930
Vent Rate (mph-ft) 27200 960 41580
Max Dispersion Early 18 Gen Poor 1 Very Poor 29 Fair
Max Dispersion Late 22 Fair 1 Very Poor 34 Fair
Category Day 2 1 3
Max LVORI Early 8 6 8
Max LVORI Late 3 7 3
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.07
Precip Begin 3 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 60s. Northeast
winds less than 10 mph.
.SATURDAY...Sunny with a slight chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 52 percent.
Light and variable wind.
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 60s. Southwest
winds less than 10 mph.
.SUNDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs around 90. Minimum RH 51 percent. Southwest
winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 60s. Southwest
winds less than 10 mph.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 90. Minimum RH 53 percent. Southwest
winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.TUESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 80s. Minimum RH 59 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Northeast winds less than 10 mph.
.WEDNESDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the lower 80s. Minimum RH
64 percent. Northeast 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.
$$
TNZ069-180745-
Knox-
Including the cities of Bearden, Knoxville, and Lake Forest
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Temp (24h trend) 92-97 (+1) 69-74 (+2) 92-97
RH % (24h trend) 45-50 (-2) 93-98 (-1) 45-50
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 6 SW 2 N 6
Mixing Hgt(ft-agl) 6150 280 7590
Vent Rate (mph-ft) 36900 560 45540
Max Dispersion Early 19 Gen Poor 1 Very Poor 27 Fair
Max Dispersion Late 29 Fair 1 Very Poor 39 Fair
Category Day 3 1 3
Max LVORI Early 8 6 8
Max LVORI Late 3 8 3
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.04
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows around 70. Northeast winds less than 10 mph.
.SATURDAY...Sunny with a slight chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 49 percent.
North winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows around 70. South winds less
than 10 mph.
.SUNDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 50 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 60s. Southwest
winds less than 10 mph.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 50 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. East winds
less than 10 mph.
.TUESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs around 90. Minimum RH 55 percent. Southeast
winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. Northeast
winds less than 10 mph.
.WEDNESDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 80s. Minimum RH
60 percent. Northeast 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.
$$
TNZ073-180745-
North Sevier-
Including the cities of Harrisburg, Kodak, McMahan, Sevierville,
Seymour, and Pigeon Forge
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Temp (24h trend) 90-95 (+2) 68-73 (+2) 90-95
RH % (24h trend) 44-49 (-4) 93-98 (0) 46-51
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) N 6 SW 3 N 6
Mixing Hgt(ft-agl) 4820 270 6190
Vent Rate (mph-ft) 28920 810 37140
Max Dispersion Early 17 Gen Poor 2 Very Poor 23 Fair
Max Dispersion Late 22 Fair 1 Very Poor 32 Fair
Category Day 3 1 3
Max LVORI Early 8 6 8
Max LVORI Late 3 7 3
Precip Chance (%) 0 0 30
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.07
Precip Begin 2 PM
Precip End Continuing
Chance of Thunder (%) 0 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. East winds less than
10 mph.
.SATURDAY...Sunny with a chance of showers and thunderstorms.
Highs in the lower 90s. Minimum RH 50 percent. North winds less
than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 60s. South
winds less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 90. Minimum RH 51 percent. Southwest
winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 60s. South winds
less than 10 mph.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 90. Minimum RH 50 percent. North
winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. Southeast
winds less than 10 mph.
.TUESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 80s. Minimum RH 56 percent.
East winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Southeast
winds less than 10 mph.
.WEDNESDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 80s. Minimum RH
60 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.
$$
TNZ067-180745-
Roane-
Including the cities of Harriman, Eagle Furnace, Rockwood,
Bradbury, Fairview, Kingston, and Oliver Springs
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Mclear Mclear Pcldy
Temp (24h trend) 91-96 (+1) 69-74 (+2) 92-97
RH % (24h trend) 48-53 (-3) 95-100 (-1) 46-51
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NE 6 NW 2 N 6
Mixing Hgt(ft-agl) 5800 290 7240
Vent Rate (mph-ft) 34800 580 43440
Max Dispersion Early 19 Gen Poor 1 Very Poor 27 Fair
Max Dispersion Late 29 Fair 1 Very Poor 36 Fair
Category Day 3 1 3
Max LVORI Early 9 8 9
Max LVORI Late 3 8 3
Precip Chance (%) 0 0 0
Precip Type None None None
Precip Duration
Precip Amount 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 60s. Light and
variable wind.
.SATURDAY...Sunny with a slight chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 51 percent.
Light and variable wind.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers.
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 lower 90s. Minimum RH 52 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 60s. Light and
variable wind.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 53 percent.
Light and variable wind.
.MONDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. Light and
variable wind.
.TUESDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 80s. Minimum RH 59 percent.
Light and variable wind.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Light and variable wind.
.WEDNESDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 80s. Minimum RH
64 percent. Light and variable wind.
*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.
$$
TNZ068-180745-
Loudon-
Including the cities of Lenoir City and Loudon
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Mclear Pcldy Pcldy
Temp (24h trend) 91-96 (+1) 69-74 (+2) 92-97
RH % (24h trend) 47-52 (-2) 95-100 (0) 46-51
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NE 6 SW 2 N 6
Mixing Hgt(ft-agl) 5850 280 7470
Vent Rate (mph-ft) 35100 560 44820
Max Dispersion Early 19 Gen Poor 1 Very Poor 26 Fair
Max Dispersion Late 30 Fair 1 Very Poor 36 Fair
Category Day 3 1 3
Max LVORI Early 9 7 9
Max LVORI Late 3 9 3
Precip Chance (%) 0 0 0
Precip Type None None None
Precip Duration
Precip Amount 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows around 70. Northeast winds
less than 10 mph.
.SATURDAY...Sunny with a slight chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 50 percent.
North winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SUNDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 51 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 60s. South winds
less than 10 mph.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 51 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. Southeast
winds less than 10 mph.
.TUESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 80s. Minimum RH 57 percent.
Southeast winds less than 10 mph.
.TUESDAY 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.
.WEDNESDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 80s. Minimum RH
63 percent. Northeast 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.
$$
TNZ071-180745-
Northwest Blount-
Including the cities of Happy Valley, Maryville, and Alcoa
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Mclear Pcldy Mclear
Temp (24h trend) 91-96 (+1) 69-74 (+2) 91-96
RH % (24h trend) 46-51 (-2) 91-96 (-2) 45-50
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var NE 6
Transport Wnd (mph) NE 6 S 3 N 6
Mixing Hgt(ft-agl) 5130 280 7090
Vent Rate (mph-ft) 30780 840 42540
Max Dispersion Early 19 Gen Poor 1 Very Poor 30 Fair
Max Dispersion Late 28 Fair 1 Very Poor 38 Fair
Category Day 3 1 3
Max LVORI Early 8 6 7
Max LVORI Late 3 7 3
Precip Chance (%) 0 0 20
Precip Type None None Tstms
Precip Duration 1
Precip Amount 0.00 0.00 0.01
Precip Begin 3 PM
Precip End 8 PM
Chance of Thunder (%) 0 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows around 70. East winds less
than 10 mph.
.SATURDAY...Sunny with a slight chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 50 percent.
North winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows in the upper 60s. South winds less than
10 mph.
.SUNDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 52 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 60s. South winds
less than 10 mph.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 52 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. Southeast
winds less than 10 mph.
.TUESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 80s. Minimum RH 58 percent.
East winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. East winds
less than 10 mph.
.WEDNESDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 80s. Minimum RH
63 percent. Northeast 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.
$$
TNZ086-180745-
Northwest Monroe-
Including the cities of Sweetwater, Madisonville,
and Bullet Creek
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 91-96 (+1) 68-73 (+2) 92-97
RH % (24h trend) 44-49 (-4) 95-100 (-1) 43-48
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NE 7 S 2 N 7
Mixing Hgt(ft-agl) 5180 290 7270
Vent Rate (mph-ft) 36260 580 50890
Max Dispersion Early 22 Fair 1 Very Poor 34 Fair
Max Dispersion Late 32 Fair 1 Very Poor 44 Gen Good
Category Day 3 1 3
Max LVORI Early 9 6 8
Max LVORI Late 3 8 3
Precip Chance (%) 0 0 0
Precip Type None None None
Precip Duration
Precip Amount 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 60s. Light and
variable wind.
.SATURDAY...Sunny with a slight chance of showers and
thunderstorms. Highs in the mid 90s. Minimum RH 48 percent. North
winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. South
winds less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 51 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 60s. South winds
less than 10 mph.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 50 percent.
Northwest winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. Southeast
winds less than 10 mph.
.TUESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 80s. Minimum RH 57 percent.
South winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Southeast
winds less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 80s. Minimum RH
62 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.
$$
TNZ083-180745-
Rhea-
Including the cities of Dayton, Evensville, Old Washington,
Grandview, and Spring City
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 91-96 (+1) 69-74 (+2) 92-97
RH % (24h trend) 47-52 (-4) 93-98 (-1) 46-51
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NE 6 NW 3 N 7
Mixing Hgt(ft-agl) 5530 300 7690
Vent Rate (mph-ft) 33180 900 53830
Max Dispersion Early 24 Fair 1 Very Poor 32 Fair
Max Dispersion Late 28 Fair 1 Very Poor 43 Gen Good
Category Day 3 1 3
Max LVORI Early 8 7 8
Max LVORI Late 3 7 3
Precip Chance (%) 0 0 0
Precip Type None None None
Precip Duration
Precip Amount 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly clear. Lows around 70. Northeast winds
less than 10 mph.
.SATURDAY...Sunny with a slight chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 53 percent.
Light and variable wind.
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 60s. South
winds less than 10 mph.
.SUNDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 53 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 60s. Light and
variable wind.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 54 percent.
Light and variable wind.
.MONDAY NIGHT...Mostly cloudy with a slight chance of showers and
thunderstorms. Lows in the upper 60s. Light and variable wind.
.TUESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 80s. Minimum RH 61 percent.
South winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Light and variable wind.
.WEDNESDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 80s. Minimum RH
67 percent. Northeast 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.
$$
TNZ084-180745-
Meigs-
Including the city of Big Spring
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 92-97 (+1) 70-75 (+3) 93-98
RH % (24h trend) 44-49 (-4) 95-100 (0) 42-47
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NE 7 N 2 N 7
Mixing Hgt(ft-agl) 5540 270 7710
Vent Rate (mph-ft) 38780 540 53970
Max Dispersion Early 20 Gen Poor 1 Very Poor 31 Fair
Max Dispersion Late 31 Fair 1 Very Poor 43 Gen Good
Category Day 3 1 3
Max LVORI Early 9 8 9
Max LVORI Late 3 9 3
Precip Chance (%) 0 0 0
Precip Type None None None
Precip Duration
Precip Amount 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows around 70. Light and variable
wind.
.SATURDAY...Sunny with a slight chance of showers and
thunderstorms. Highs in the mid 90s. Minimum RH 48 percent. Light
and variable wind.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows around 70. South winds less than 10 mph.
.SUNDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 50 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 60s. Light and
variable wind.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 50 percent.
Light and variable wind.
.MONDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. Light and
variable wind.
.TUESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs around 90. Minimum RH 57 percent. Light and
variable wind.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. Light and
variable wind.
.WEDNESDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 80s. Minimum RH
61 percent. Light and variable wind.
*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.
$$
TNZ085-180745-
McMinn-
Including the cities of Athens, Clear Water, Dentville,
and Etowah
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 92-97 (+1) 69-74 (+3) 93-98
RH % (24h trend) 41-46 (-6) 95-100 (-2) 40-45
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NE 7 N 2 N 7
Mixing Hgt(ft-agl) 5670 270 7610
Vent Rate (mph-ft) 39690 540 53270
Max Dispersion Early 22 Fair 1 Very Poor 34 Fair
Max Dispersion Late 34 Fair 1 Very Poor 46 Gen Good
Category Day 3 1 3
Max LVORI Early 10 7 8
Max LVORI Late 3 8 3
Precip Chance (%) 0 0 0
Precip Type None None None
Precip Duration
Precip Amount 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 60s. Light and
variable wind.
.SATURDAY...Sunny with a slight chance of showers and
thunderstorms. Highs in the mid 90s. Minimum RH 46 percent.
Northwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. South
winds less than 10 mph.
.SUNDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 49 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 60s. South winds
less than 10 mph.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 48 percent.
West winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. Southeast
winds less than 10 mph.
.TUESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs around 90. Minimum RH 55 percent. South
winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Southeast
winds less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 80s. Minimum RH
59 percent. Northeast 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.
$$
TNZ099-180745-
Hamilton-
Including the cities of Chattanooga, Lookout Mountain,
and Signal Mountain
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 93-98 (+1) 70-75 (+2) 94-99
RH % (24h trend) 39-44 (-6) 90-95 (0) 39-44
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var N 5
PM 20FT Wnd (mph) Lgt/Var Lgt/Var N 6
Transport Wnd (mph) NE 7 NW 3 N 7
Mixing Hgt(ft-agl) 6250 300 8180
Vent Rate (mph-ft) 43750 900 57260
Max Dispersion Early 30 Fair 1 Very Poor 38 Fair
Max Dispersion Late 39 Fair 1 Very Poor 49 Gen Good
Category Day 3 1 3
Max LVORI Early 8 6 7
Max LVORI Late 3 7 3
Precip Chance (%) 0 0 0
Precip Type None None None
Precip Duration
Precip Amount 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly clear. Lows in the lower 70s. Northeast
winds less than 10 mph.
.SATURDAY...Sunny with a slight chance of showers and
thunderstorms. Highs in the mid 90s. Minimum RH 46 percent.
Southeast winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the lower 70s. South winds less than 10 mph.
.SUNDAY...Sunny with a chance of showers and thunderstorms. Highs
in the lower 90s. Minimum RH 48 percent. Southwest winds less
than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows around 70. South winds less
than 10 mph.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 48 percent.
South winds less than 10 mph.
.MONDAY 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.
.TUESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs around 90. Minimum RH 55 percent. South
winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. Southeast
winds less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 80s. Minimum RH
59 percent. East 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.
$$
TNZ100-180745-
Bradley-
Including the cities of Cleveland and Tasso
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 93-98 (+1) 69-74 (+3) 94-99
RH % (24h trend) 38-43 (-6) 91-96 (-4) 38-43
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var N 5
Transport Wnd (mph) NE 7 SW 2 N 8
Mixing Hgt(ft-agl) 6080 260 8090
Vent Rate (mph-ft) 42560 520 64720
Max Dispersion Early 23 Fair 1 Very Poor 40 Fair
Max Dispersion Late 38 Fair 1 Very Poor 56 Gen Good
Category Day 3 1 4
Max LVORI Early 9 6 8
Max LVORI Late 2 7 2
Precip Chance (%) 0 0 0
Precip Type None None None
Precip Duration
Precip Amount 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows around 70. Northeast winds
less than 10 mph.
.SATURDAY...Sunny. Highs in the mid 90s. Minimum RH 43 percent.
North winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers
and thunderstorms. Lows around 70. South winds less than 10 mph.
.SUNDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 45 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 60s. South winds
less than 10 mph.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the mid 90s. Minimum RH 45 percent. South
winds less than 10 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. Light and
variable wind.
.TUESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs around 90. Minimum RH 52 percent. South
winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. Southeast
winds less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 80s. Minimum RH
56 percent. Northeast 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.
$$
TNZ101-180745-
West Polk-
Including the cities of Conasauga, Archville, Benton, Parksville,
and Reliance
239 AM EDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 92-97 (+1) 68-73 (+3) 93-98
RH % (24h trend) 38-43 (-6) 91-96 (-3) 37-42
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var N 5
Transport Wnd (mph) NE 7 S 3 N 8
Mixing Hgt(ft-agl) 5440 350 7440
Vent Rate (mph-ft) 38080 1050 59520
Max Dispersion Early 24 Fair 2 Very Poor 41 Gen Good
Max Dispersion Late 33 Fair 2 Very Poor 49 Gen Good
Category Day 3 1 4
Max LVORI Early 9 6 7
Max LVORI Late 2 7 2
Precip Chance (%) 0 0 0
Precip Type None None None
Precip Duration
Precip Amount 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 60s. East winds
less than 10 mph.
.SATURDAY...Sunny with a slight chance of showers and
thunderstorms. Highs in the mid 90s. Minimum RH 43 percent.
Northwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. Southeast
winds less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 46 percent.
Southwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 60s. Southeast
winds less than 10 mph.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 45 percent.
Southwest winds less than 10 mph.
.MONDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 60s. Light and
variable wind.
.TUESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs around 90. Minimum RH 52 percent. South
winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Southeast
winds less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 80s. Minimum RH
55 percent. Northeast 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.
$$
TNZ082-180745-
Bledsoe-
Including the cities of Old Cumberland, Palio, Melvine,
Mount Crest, Pikeville, and Brayton
139 AM CDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 89-94 (0) 68-73 (+3) 90-95
RH % (24h trend) 46-51 (-5) 90-95 (-4) 44-49
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NE 7 NE 3 N 7
Mixing Hgt(ft-agl) 5820 320 7460
Vent Rate (mph-ft) 40740 960 52220
Max Dispersion Early 31 Fair 1 Very Poor 35 Fair
Max Dispersion Late 35 Fair 1 Very Poor 48 Gen Good
Category Day 3 1 3
Max LVORI Early 8 6 7
Max LVORI Late 3 7 3
Precip Chance (%) 0 0 0
Precip Type None None None
Precip Duration
Precip Amount 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly clear. Lows in the upper 60s. Northeast
winds less than 10 mph.
.SATURDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 50 percent.
Light and variable wind.
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 60s. South
winds less than 10 mph.
.SUNDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 90. Minimum RH 50 percent. Southwest
winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 60s. Southwest
winds less than 10 mph.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 90. Minimum RH 51 percent. Light and
variable wind.
.MONDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows in the mid 60s. Light and variable wind.
.TUESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 80s. Minimum RH 59 percent.
South winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 60s. Southeast winds less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the lower 80s. Minimum RH
65 percent. East 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.
$$
TNZ081-180745-
Sequatchie-
Including the cities of Cagle, Dunlap, Cartwright, and Lone Oak
139 AM CDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 89-94 (+1) 68-73 (+3) 90-95
RH % (24h trend) 46-51 (-5) 88-93 (-4) 44-49
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NE 7 NW 3 N 7
Mixing Hgt(ft-agl) 6250 330 8060
Vent Rate (mph-ft) 43750 990 56420
Max Dispersion Early 33 Fair 1 Very Poor 37 Fair
Max Dispersion Late 38 Fair 1 Very Poor 49 Gen Good
Category Day 3 1 3
Max LVORI Early 8 6 7
Max LVORI Late 3 6 3
Precip Chance (%) 0 0 0
Precip Type None None None
Precip Duration
Precip Amount 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly clear. Lows in the upper 60s. North winds
less than 10 mph.
.SATURDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 51 percent.
Light and variable wind.
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 60s. South
winds less than 10 mph.
.SUNDAY...Sunny with a chance of showers and thunderstorms. Highs
in the upper 80s. Minimum RH 52 percent. Southwest winds less
than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 60s. Southwest
winds less than 10 mph.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs around 90. Minimum RH 52 percent. Light and
variable wind.
.MONDAY NIGHT...Partly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. Light and
variable wind.
.TUESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the mid 80s. Minimum RH 60 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the mid 60s. Southeast winds less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the lower 80s. Minimum RH
65 percent. East 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.
$$
TNZ098-180745-
Marion-
Including the cities of South Pittsburg, Haletown (Guild),
Jasper, Martin Springs, Whitwell, Powells Crossroads,
and Monteagle
139 AM CDT Thu Sep 17 2026
Today Tonight Fri
Cloud Cover Mclear Mclear Mclear
Temp (24h trend) 90-95 (+1) 69-74 (+3) 91-96
RH % (24h trend) 40-45 (-7) 86-91 (-3) 39-44
RH Recovery Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) NE 7 NE 3 N 7
Mixing Hgt(ft-agl) 6470 330 7720
Vent Rate (mph-ft) 45290 990 54040
Max Dispersion Early 33 Fair 2 Very Poor 35 Fair
Max Dispersion Late 38 Fair 1 Very Poor 41 Gen Good
Category Day 3 1 3
Max LVORI Early 7 5 6
Max LVORI Late 3 6 2
Precip Chance (%) 0 0 0
Precip Type None None None
Precip Duration
Precip Amount 0.00 0.00 0.00
Precip Begin
Precip End
Chance of Thunder (%) 0 0 0
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly clear. Lows around 70. Northeast winds
less than 10 mph.
.SATURDAY...Sunny with a slight chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 45 percent.
Southwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 60s. Southeast
winds less than 10 mph.
.SUNDAY...Sunny with a chance of showers and thunderstorms. Highs
in the lower 90s. Minimum RH 47 percent. Southwest winds less
than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 60s. South winds
less than 10 mph.
.MONDAY...Mostly sunny with a chance of showers and
thunderstorms. Highs in the lower 90s. Minimum RH 47 percent.
Light and variable wind.
.MONDAY 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.
.TUESDAY...Mostly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 80s. Minimum RH 54 percent.
Southeast winds less than 10 mph.
.TUESDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the upper 60s. East winds less than 10 mph.
.WEDNESDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 80s. Minimum RH
58 percent. East 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.
$$