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282
FNUS54 KMRX 211914
FWFMRX
Fire Weather Planning Forecast for East Tennessee...Southwest
Virginia...and Extreme Southwest North Carolina
National Weather Service Morristown TN
314 PM EDT Mon Sep 21 2026
.DISCUSSION...
Abnormally hot temperatures can be expected to continue through
Tuesday as we remain under the edge of influence from the upper
level ridge to our west. Shower and thunderstorm chances will be in
place each day, mainly during the afternoon and evening hours.
Additional rain chances arrive mid-week along with temperatures
closer to seasonal averages.
VAZ001-222015-
Lee-
Including the city of Rose Hill
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Temp (24h trend) 62-67 (-1) 77-82 (-7) 60-65 73-78
RH % (24h trend) 95-100 (0) 74-79 (+14) 95-100 81-86
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) SE 5 W 5 E 5 SE 6
Mixing Hgt(ft-agl) 390 2610 420 3210
Vent Rate (mph-ft) 1950 13050 2100 19260
Max Dispersion Early 2 Very Poor 9 Poor 2 Very Poor 17 Gen Poor
Max Dispersion Late 2 Very Poor 11 Poor 2 Very Poor 17 Gen Poor
Category Day 1 1 1 2
Max LVORI Early 10 10 10 10
Max LVORI Late 10 8 10 8
Precip Chance (%) 60 70 40 90
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 2 2 1 5
Precip Amount 0.18 0.28 0.09 0.48
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 40 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the upper 50s. East winds less than
10 mph.
.THURSDAY...Partly sunny with a slight chance of showers. Highs
in the lower 70s. Minimum RH 79 percent. East winds less than
10 mph.
.THURSDAY NIGHT...Mostly clear. Lows in the lower 50s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
61 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 40s. North winds
less than 10 mph.
.SATURDAY...Sunny. Highs in the lower 70s. Minimum RH 48 percent.
North winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 40s. Northeast
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
48 percent. North winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 40s. Northeast
winds less than 10 mph.
.MONDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
55 percent. North winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
VAZ002-222015-
Wise-
Including the cities of Big Stone Gap, Norton, Wise, Coeburn,
Appalachia, and Pardee
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Temp (24h trend) 61-66 (-1) 74-79 (-7) 58-63 69-74
RH % (24h trend) 95-100 (+1) 79-84 (+18) 95-100 85-90
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var SE 5
PM 20FT Wnd (mph) Lgt/Var Lgt/Var E 5 E 6
Transport Wnd (mph) S 5 SW 6 SE 6 SE 8
Mixing Hgt(ft-agl) 410 2400 440 2560
Vent Rate (mph-ft) 2050 14400 2640 20480
Max Dispersion Early 2 Very Poor 10 Poor 3 Very Poor 17 Gen Poor
Max Dispersion Late 2 Very Poor 12 Poor 2 Very Poor 18 Gen Poor
Category Day 1 2 1 2
Max LVORI Early 10 10 10 10
Max LVORI Late 10 8 10 9
Precip Chance (%) 70 70 50 90
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 2 2 1 5
Precip Amount 0.24 0.32 0.11 0.38
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 40 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the mid 50s. Southeast winds less than
10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
upper 60s. Minimum RH 85 percent. East winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny. Highs in the mid 60s. Minimum RH
66 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 40s. North winds
less than 10 mph.
.SATURDAY...Sunny. Highs in the upper 60s. Minimum RH 54 percent.
North winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 40s. North winds
less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 60s. Minimum RH
51 percent. North winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 40s. Northeast
winds less than 10 mph.
.MONDAY...Mostly sunny. Highs in the lower 70s. 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.
$$
VAZ005-222015-
Scott VA-
Including the city of Hiltons
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Temp (24h trend) 63-68 (-1) 78-83 (-6) 61-66 73-78
RH % (24h trend) 95-100 (+1) 73-78 (+14) 95-100 81-86
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var E 6
PM 20FT Wnd (mph) Lgt/Var Lgt/Var NE 6 E 8
Transport Wnd (mph) E 3 SW 5 E 6 SE 8
Mixing Hgt(ft-agl) 380 2420 400 2910
Vent Rate (mph-ft) 1140 12100 2400 23280
Max Dispersion Early 2 Very Poor 9 Poor 2 Very Poor 19 Gen Poor
Max Dispersion Late 2 Very Poor 10 Poor 2 Very Poor 20 Gen Poor
Category Day 1 1 1 2
Max LVORI Early 9 10 10 10
Max LVORI Late 10 8 10 8
Precip Chance (%) 60 80 60 90
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 2 3 2 5
Precip Amount 0.15 0.32 0.15 0.41
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 40 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the upper 50s. East winds less than
10 mph.
.THURSDAY...Partly sunny with a slight chance of showers. Highs
in the lower 70s. Minimum RH 79 percent. East winds less than
10 mph.
.THURSDAY NIGHT...Mostly clear. Lows in the lower 50s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
61 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 40s. North winds
less than 10 mph.
.SATURDAY...Sunny. Highs in the lower 70s. Minimum RH 50 percent.
North winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the upper 40s. North
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
49 percent. North winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows around 50. Northeast winds
less than 10 mph.
.MONDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
55 percent. North winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
VAZ006-222015-
Russell-
Including the cities of Hansonville, Lebanon, Dye, Castlewood,
Honaker, and Rosedale
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Temp (24h trend) 61-66 (-1) 74-79 (-7) 58-63 68-73
RH % (24h trend) 95-100 (+1) 79-84 (+16) 95-100 84-89
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var E 11
PM 20FT Wnd (mph) SE 5 Lgt/Var E 11 E 11
Transport Wnd (mph) SE 5 SW 5 E 5 SE 10
Mixing Hgt(ft-agl) 410 2450 420 2680
Vent Rate (mph-ft) 2050 12250 2100 26800
Max Dispersion Early 2 Very Poor 9 Poor 3 Very Poor 22 Fair
Max Dispersion Late 2 Very Poor 10 Poor 3 Very Poor 24 Fair
Category Day 1 1 1 3
Max LVORI Early 8 10 10 9
Max LVORI Late 10 10 9 7
Precip Chance (%) 60 80 60 70
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 2 3 2 3
Precip Amount 0.13 0.34 0.09 0.26
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 40 20 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 50s. East winds 5 to
15 mph.
.THURSDAY...Partly sunny with a slight chance of showers. Highs
in the upper 60s. Minimum RH 86 percent. East winds 5 to 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. East
winds less than 10 mph.
.FRIDAY...Mostly sunny. Highs in the mid 60s. Minimum RH
66 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 40s. North winds
less than 10 mph.
.SATURDAY...Sunny. Highs in the upper 60s. Minimum RH 55 percent.
North winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 40s. Northeast
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 60s. Minimum RH
52 percent. North winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the upper 40s. Northeast
winds less than 10 mph.
.MONDAY...Mostly sunny. Highs in the lower 70s. 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.
$$
VAZ008-222015-
Washington VA-
Including the cities of Benhams, Bristol VA, and Abingdon
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 61-66 (-1) 76-81 (-6) 59-64 69-74
RH % (24h trend) 95-100 (+2) 75-80 (+13) 95-100 81-86
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var E 11
PM 20FT Wnd (mph) E 5 Lgt/Var E 8 E 11
Transport Wnd (mph) SE 5 SW 5 E 8 SE 10
Mixing Hgt(ft-agl) 350 2540 380 2600
Vent Rate (mph-ft) 1750 12700 3040 26000
Max Dispersion Early 2 Very Poor 9 Poor 3 Very Poor 21 Fair
Max Dispersion Late 2 Very Poor 10 Poor 3 Very Poor 24 Fair
Category Day 1 1 1 2
Max LVORI Early 8 10 9 9
Max LVORI Late 10 9 9 6
Precip Chance (%) 60 90 60 60
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 2 4 2 2
Precip Amount 0.11 0.43 0.11 0.22
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 50 20 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 50s. East winds 5 to
10 mph.
.THURSDAY...Partly sunny with a slight chance of showers. Highs
in the upper 60s. Minimum RH 84 percent. East winds 5 to 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. East
winds less than 10 mph.
.FRIDAY...Mostly sunny. Highs in the upper 60s. Minimum RH
64 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 40s. Northeast
winds less than 10 mph.
.SATURDAY...Sunny. Highs in the upper 60s. Minimum RH 53 percent.
North winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 40s. Northeast
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
51 percent. Northwest winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the upper 40s. Northeast
winds less than 10 mph.
.MONDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
55 percent. North winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ018-222015-
Johnson-
Including the cities of Doeville, Mountain City, Neva,
Shady Valley, Trade, and Laurel Bloomery
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 60-65 (-1) 73-78 (-6) 57-62 65-70
RH % (24h trend) 95-100 (+2) 68-73 (+8) 95-100 75-80
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var E 7
PM 20FT Wnd (mph) Lgt/Var Lgt/Var SE 7 E 8
Transport Wnd (mph) SE 6 W 5 E 6 SE 9
Mixing Hgt(ft-agl) 360 2280 440 2150
Vent Rate (mph-ft) 2160 11400 2640 19350
Max Dispersion Early 3 Very Poor 10 Poor 4 Very Poor 17 Gen Poor
Max Dispersion Late 3 Very Poor 9 Poor 5 Very Poor 19 Gen Poor
Category Day 1 1 1 2
Max LVORI Early 8 10 9 9
Max LVORI Late 9 7 9 6
Precip Chance (%) 50 90 60 70
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 4 2 2
Precip Amount 0.08 0.57 0.09 0.11
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 50 30 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 50s. East winds 5 to
10 mph.
.THURSDAY...Partly sunny with a slight chance of showers. Highs
in the mid 60s. Minimum RH 82 percent. East winds less than
10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows around 50. East winds less
than 10 mph.
.FRIDAY...Mostly sunny. Highs in the mid 60s. Minimum RH
61 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 40s. Northeast
winds less than 10 mph.
.SATURDAY...Sunny. Highs in the mid 60s. Minimum RH 49 percent.
Northwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 40s. North winds
less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 60s. Minimum RH
46 percent. Northwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 40s. East winds
less than 10 mph.
.MONDAY...Mostly sunny. Highs around 70. Minimum RH 51 percent.
North winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ047-222015-
Southeast Carter-
Including the city of Hampton
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 61-66 (-1) 73-78 (-6) 58-63 66-71
RH % (24h trend) 95-100 (+5) 70-75 (+8) 95-100 78-83
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var SE 7
PM 20FT Wnd (mph) SE 5 Lgt/Var SE 6 SE 8
Transport Wnd (mph) S 6 SW 5 SE 7 SE 8
Mixing Hgt(ft-agl) 400 2270 430 2390
Vent Rate (mph-ft) 2400 11350 3010 19120
Max Dispersion Early 3 Very Poor 10 Poor 4 Very Poor 17 Gen Poor
Max Dispersion Late 3 Very Poor 9 Poor 4 Very Poor 18 Gen Poor
Category Day 1 1 1 2
Max LVORI Early 6 9 8 9
Max LVORI Late 9 7 9 6
Precip Chance (%) 50 90 70 70
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 4 2 3
Precip Amount 0.12 0.62 0.19 0.18
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 50 30 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 50s. Southeast winds
5 to 10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
mid 60s. Minimum RH 84 percent. East winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. Southeast
winds less than 10 mph.
.FRIDAY...Mostly sunny. Highs in the mid 60s. Minimum RH
64 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 40s. Northeast
winds less than 10 mph.
.SATURDAY...Sunny. Highs in the mid 60s. Minimum RH 49 percent.
Northwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the upper 40s. Northeast
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 60s. Minimum RH
47 percent. Northwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the upper 40s. East winds
less than 10 mph.
.MONDAY...Sunny. Highs in the lower 70s. Minimum RH 51 percent.
Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ045-222015-
Unicoi-
Including the cities of Erwin, Unicoi, and Limestone Cove
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 62-67 (-2) 75-80 (-6) 60-65 69-74
RH % (24h trend) 95-100 (+8) 72-77 (+11) 95-100 80-85
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var SE 6
PM 20FT Wnd (mph) S 5 Lgt/Var SE 6 SE 6
Transport Wnd (mph) S 6 NW 5 SE 6 SE 7
Mixing Hgt(ft-agl) 400 2380 400 2560
Vent Rate (mph-ft) 2400 11900 2400 17920
Max Dispersion Early 3 Very Poor 10 Poor 3 Very Poor 16 Gen Poor
Max Dispersion Late 3 Very Poor 10 Poor 4 Very Poor 16 Gen Poor
Category Day 1 1 1 2
Max LVORI Early 6 8 8 9
Max LVORI Late 8 8 8 7
Precip Chance (%) 40 90 70 80
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 3 2 5
Precip Amount 0.13 0.51 0.25 0.29
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 50 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the mid 50s. Southeast winds
less than 10 mph.
.THURSDAY...Partly sunny with a chance of showers. Highs in the
upper 60s. Minimum RH 83 percent. East winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 50s. Southeast
winds less than 10 mph.
.FRIDAY...Mostly sunny. Highs in the upper 60s. Minimum RH
68 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 40s. Northeast
winds less than 10 mph.
.SATURDAY...Sunny. Highs in the upper 60s. Minimum RH 52 percent.
North winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 40s. East
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 60s. Minimum RH
49 percent. Northwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. Southeast
winds less than 10 mph.
.MONDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
53 percent. North winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ043-222015-
Southeast Greene-
Including the city of Cedar Creek
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 62-67 (-1) 76-81 (-6) 60-65 71-76
RH % (24h trend) 95-100 (+7) 67-72 (+11) 95-100 71-76
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) S 6 SE 6
PM 20FT Wnd (mph) SE 7 Lgt/Var SE 5 SE 6
Transport Wnd (mph) SE 6 NW 5 SE 6 S 5
Mixing Hgt(ft-agl) 410 2440 410 3020
Vent Rate (mph-ft) 2460 12200 2460 15100
Max Dispersion Early 3 Very Poor 9 Poor 3 Very Poor 13 Gen Poor
Max Dispersion Late 3 Very Poor 9 Poor 3 Very Poor 15 Gen Poor
Category Day 1 1 1 1
Max LVORI Early 6 8 8 9
Max LVORI Late 8 6 8 6
Precip Chance (%) 50 80 60 90
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 3 1 5
Precip Amount 0.09 0.31 0.20 0.34
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 40 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the upper 50s. Southeast winds
5 to 10 mph.
.THURSDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 60s. Minimum RH
73 percent. East winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 50s. Southeast
winds less than 10 mph.
.FRIDAY...Mostly sunny. Highs in the upper 60s. Minimum RH
64 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 40s. East winds
less than 10 mph.
.SATURDAY...Sunny. Highs in the upper 60s. Minimum RH 51 percent.
North winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 40s. Southeast
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs around 70. Minimum RH 47 percent.
North winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows around 50. Southeast winds
less than 10 mph.
.MONDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
50 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.
$$
TNZ041-222015-
Cocke Smoky Mountains-
Including the city of Hartford
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Temp (24h trend) 64-69 (-1) 76-81 (-5) 62-67 71-76
RH % (24h trend) 95-100 (+12) 66-71 (+5) 95-100 73-78
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) S 6 Lgt/Var Lgt/Var E 5
Transport Wnd (mph) S 5 NW 5 S 7 S 6
Mixing Hgt(ft-agl) 370 2320 360 2970
Vent Rate (mph-ft) 1850 11600 2520 17820
Max Dispersion Early 3 Very Poor 10 Poor 3 Very Poor 13 Gen Poor
Max Dispersion Late 2 Very Poor 9 Poor 3 Very Poor 14 Gen Poor
Category Day 1 1 1 2
Max LVORI Early 5 8 8 8
Max LVORI Late 7 7 7 6
Precip Chance (%) 60 80 50 90
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 2 4 1 5
Precip Amount 0.17 0.26 0.16 0.37
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 50 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the upper 50s. Southeast winds less
than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 60s. Minimum RH
78 percent. East winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s. Southeast
winds less than 10 mph.
.FRIDAY...Mostly sunny with a slight chance of showers. Highs in
the upper 60s. Minimum RH 69 percent. North winds less than
10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 50s. Northeast
winds less than 10 mph.
.SATURDAY...Sunny. Highs in the upper 60s. Minimum RH 53 percent.
North winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s. South
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs around 70. Minimum RH 49 percent.
North winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. South winds
less than 10 mph.
.MONDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
52 percent. North winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ074-222015-
Sevier Smoky Mountains-
Including the cities of Elkmont and Gatlinburg
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Temp (24h trend) 62-67 (-1) 74-79 (-4) 60-65 69-74
RH % (24h trend) 95-100 (+12) 68-73 (+3) 95-100 77-82
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) S 6 Lgt/Var SE 6 Lgt/Var
Transport Wnd (mph) S 6 W 5 SE 5 N 5
Mixing Hgt(ft-agl) 330 2160 320 2350
Vent Rate (mph-ft) 1980 10800 1600 11750
Max Dispersion Early 3 Very Poor 9 Poor 2 Very Poor 9 Poor
Max Dispersion Late 3 Very Poor 8 Poor 3 Very Poor 10 Poor
Category Day 1 1 1 1
Max LVORI Early 5 8 7 10
Max LVORI Late 7 7 7 6
Precip Chance (%) 50 80 50 90
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 4 1 5
Precip Amount 0.14 0.34 0.15 0.59
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 50 20 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Showers and a chance of thunderstorms. Lows in
the upper 50s. Southeast winds less than 10 mph.
.THURSDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the upper 60s. Minimum RH 83 percent.
Northeast winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the mid 50s. South winds less than 10 mph.
.FRIDAY...Mostly sunny with a chance of showers. Highs in the mid
60s. Minimum RH 72 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 40s. East winds
less than 10 mph.
.SATURDAY...Sunny. Highs in the upper 60s. Minimum RH 52 percent.
North winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows around 50. Southeast winds
less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 60s. Minimum RH
49 percent. North winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. Southeast
winds less than 10 mph.
.MONDAY...Mostly sunny with a slight chance of showers. Highs in
the lower 70s. Minimum RH 54 percent. North winds less than
10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ072-222015-
Blount Smoky Mountains-
Including the city of Cades Cove
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Temp (24h trend) 65-70 (-2) 80-85 (-4) 63-68 75-80
RH % (24h trend) 95-100 (+12) 64-69 (+5) 95-100 75-80
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) S 6 Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) SE 6 W 6 SE 5 NW 6
Mixing Hgt(ft-agl) 390 3030 380 3020
Vent Rate (mph-ft) 2340 18180 1900 18120
Max Dispersion Early 3 Very Poor 10 Poor 2 Very Poor 10 Poor
Max Dispersion Late 3 Very Poor 14 Gen Poor 2 Very Poor 16 Gen Poor
Category Day 1 2 1 2
Max LVORI Early 5 8 7 9
Max LVORI Late 6 7 8 6
Precip Chance (%) 50 80 50 80
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 3 1 5
Precip Amount 0.09 0.28 0.18 0.52
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 50 20 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Showers and a chance of thunderstorms. Lows in
the lower 60s. East winds less than 10 mph.
.THURSDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the lower 70s. Minimum RH 79 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the upper 50s. Southeast winds less than 10 mph.
.FRIDAY...Mostly sunny with a slight chance of showers. Highs in
the lower 70s. Minimum RH 68 percent. North winds less than
10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 50s. East winds
less than 10 mph.
.SATURDAY...Sunny. Highs in the lower 70s. Minimum RH 50 percent.
North winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s. East
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
47 percent. North winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. Southeast
winds less than 10 mph.
.MONDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
50 percent. North winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ087-222015-
Southeast Monroe-
Including the cities of Citico and Coker Creek
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Temp (24h trend) 63-68 (-2) 80-85 (-4) 61-66 75-80
RH % (24h trend) 95-100 (+5) 61-66 (+3) 95-100 72-77
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) SE 6 W 5 E 3 NW 6
Mixing Hgt(ft-agl) 410 3030 390 3150
Vent Rate (mph-ft) 2460 15150 1170 18900
Max Dispersion Early 3 Very Poor 10 Poor 2 Very Poor 11 Poor
Max Dispersion Late 3 Very Poor 14 Gen Poor 2 Very Poor 16 Gen Poor
Category Day 1 1 1 2
Max LVORI Early 8 10 10 10
Max LVORI Late 10 9 10 6
Precip Chance (%) 50 80 50 80
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 2 3 1 5
Precip Amount 0.12 0.30 0.20 0.55
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 50 20 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Showers and a slight chance of thunderstorms.
Lows around 60. Southeast winds less than 10 mph.
.THURSDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the lower 70s. Minimum RH 79 percent.
Northwest winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the upper 50s. Southeast winds less than 10 mph.
.FRIDAY...Mostly sunny with a slight chance of showers. Highs in
the lower 70s. Minimum RH 67 percent. North winds less than
10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 50s. Northeast
winds less than 10 mph.
.SATURDAY...Sunny. Highs in the lower 70s. Minimum RH 50 percent.
North winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s. East
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
46 percent. North winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. East winds
less than 10 mph.
.MONDAY...Sunny. Highs in the mid 70s. Minimum RH 48 percent.
North winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ102-222015-
East Polk-
Including the cities of Big Frog Mountain, Ducktown,
and Turtletown
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Temp (24h trend) 64-69 (-1) 83-88 (-3) 62-67 77-82
RH % (24h trend) 95-100 (+2) 60-65 (+5) 95-100 72-77
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) SE 5 Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) SE 6 N 5 SE 6 NW 5
Mixing Hgt(ft-agl) 370 3120 360 3470
Vent Rate (mph-ft) 2220 15600 2160 17350
Max Dispersion Early 3 Very Poor 9 Poor 2 Very Poor 12 Poor
Max Dispersion Late 3 Very Poor 13 Gen Poor 2 Very Poor 17 Gen Poor
Category Day 1 1 1 2
Max LVORI Early 9 10 10 10
Max LVORI Late 10 6 10 6
Precip Chance (%) 50 70 50 80
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 2 1 5
Precip Amount 0.09 0.19 0.06 0.30
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 40 50 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows around 60. Southeast winds less
than 10 mph.
.THURSDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 70s. Minimum RH
75 percent. Northeast winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the upper 50s. Southeast winds less than 10 mph.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
66 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 50s. Northeast
winds less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
48 percent. North winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
44 percent. North winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. East winds
less than 10 mph.
.MONDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
45 percent. North winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
NCZ060-222015-
Cherokee-
Including the cities of Andrews, Marble, Topton, Hiawasse Dam,
Murphy, Unaka, and Violet
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Temp (24h trend) 62-67 (-2) 81-86 (-3) 61-66 76-81
RH % (24h trend) 95-100 (+2) 61-66 (+2) 95-100 72-77
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) SE 5 NW 5 E 5 W 5
Mixing Hgt(ft-agl) 340 3090 340 3140
Vent Rate (mph-ft) 1700 15450 1700 15700
Max Dispersion Early 2 Very Poor 9 Poor 2 Very Poor 11 Poor
Max Dispersion Late 2 Very Poor 12 Poor 2 Very Poor 14 Gen Poor
Category Day 1 1 1 1
Max LVORI Early 8 10 10 10
Max LVORI Late 10 8 10 7
Precip Chance (%) 50 80 50 90
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 3 1 5
Precip Amount 0.08 0.30 0.14 0.33
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 40 50 20 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the upper 50s. Southeast winds
less than 10 mph.
.THURSDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the lower 70s. Minimum RH 77 percent.
Southwest winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the mid 50s. Southeast winds less than 10 mph.
.FRIDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
66 percent. Northwest winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 50s. Northeast
winds less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
48 percent. Northwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows around 50. Northeast winds
less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
45 percent. Northwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds less than 10 mph.
.MONDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
48 percent. Northwest winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
NCZ061-222015-
Clay-
Including the cities of Shooting Creek, Brasstown, Hayesville,
and Tusquitee
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 61-66 (-1) 77-82 (-3) 59-64 71-76
RH % (24h trend) 95-100 (+3) 73-78 (+5) 95-100 85-90
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) E 5 NW 5 E 5 S 6
Mixing Hgt(ft-agl) 340 3000 340 2820
Vent Rate (mph-ft) 1700 15000 1700 16920
Max Dispersion Early 2 Very Poor 10 Poor 2 Very Poor 12 Poor
Max Dispersion Late 2 Very Poor 12 Poor 2 Very Poor 13 Gen Poor
Category Day 1 1 1 2
Max LVORI Early 7 10 9 10
Max LVORI Late 10 9 10 8
Precip Chance (%) 40 90 50 90
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 3 1 5
Precip Amount 0.05 0.39 0.07 0.29
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 50 20 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the upper 50s. Southeast winds
less than 10 mph.
.THURSDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the upper 60s. Minimum RH 88 percent.
Southeast winds less than 10 mph.
.THURSDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the mid 50s. Southeast winds less than 10 mph.
.FRIDAY...Mostly sunny with a slight chance of showers. Highs
around 70. Minimum RH 73 percent. Northwest winds less than
10 mph.
.FRIDAY NIGHT...Mostly clear. Lows around 50. Northeast winds
less than 10 mph.
.SATURDAY...Sunny. Highs in the lower 70s. Minimum RH 53 percent.
Northwest winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 40s. Northeast
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
51 percent. Northwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows around 50. Northeast winds
less than 10 mph.
.MONDAY...Sunny. Highs in the lower 70s. Minimum RH 56 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.
$$
TNZ015-222015-
Hancock-
Including the cities of Evanston, Sneedville, Treadway,
and Kyles Ford
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Pcldy
Temp (24h trend) 63-68 (-1) 79-84 (-7) 61-66 75-80
RH % (24h trend) 95-100 (0) 72-77 (+15) 95-100 80-85
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) SE 3 W 5 NE 5 SE 6
Mixing Hgt(ft-agl) 350 2640 380 3280
Vent Rate (mph-ft) 1050 13200 1900 19680
Max Dispersion Early 2 Very Poor 9 Poor 2 Very Poor 15 Gen Poor
Max Dispersion Late 2 Very Poor 10 Poor 2 Very Poor 16 Gen Poor
Category Day 1 1 1 2
Max LVORI Early 10 10 10 10
Max LVORI Late 10 8 10 7
Precip Chance (%) 60 70 50 90
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 2 2 1 5
Precip Amount 0.12 0.18 0.07 0.47
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 40 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the upper 50s. East winds less than
10 mph.
.THURSDAY...Partly sunny with a slight chance of showers. Highs
in the mid 70s. Minimum RH 75 percent. East winds less than
10 mph.
.THURSDAY NIGHT...Mostly clear. Lows in the mid 50s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
60 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 40s. Northeast
winds less than 10 mph.
.SATURDAY...Sunny. Highs in the mid 70s. Minimum RH 46 percent.
North winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 40s. Northeast
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
47 percent. Light and variable wind.
.SUNDAY NIGHT...Partly cloudy. Lows around 50. Light and variable
wind.
.MONDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
54 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.
$$
TNZ016-222015-
Hawkins-
Including the city of Mooresburg
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Temp (24h trend) 63-68 (-1) 80-85 (-6) 61-66 75-80
RH % (24h trend) 95-100 (0) 72-77 (+14) 95-100 80-85
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var E 6
Transport Wnd (mph) SE 3 W 5 E 6 E 6
Mixing Hgt(ft-agl) 320 2600 390 2930
Vent Rate (mph-ft) 960 13000 2340 17580
Max Dispersion Early 2 Very Poor 9 Poor 2 Very Poor 15 Gen Poor
Max Dispersion Late 2 Very Poor 11 Poor 2 Very Poor 16 Gen Poor
Category Day 1 1 1 2
Max LVORI Early 9 10 10 10
Max LVORI Late 10 7 10 7
Precip Chance (%) 60 80 50 90
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 2 3 1 5
Precip Amount 0.12 0.29 0.08 0.44
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 40 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the upper 50s. East winds 5 to 10 mph.
.THURSDAY...Mostly sunny with a slight chance of showers. Highs
in the mid 70s. Minimum RH 77 percent. Northeast winds less than
10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
62 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 40s. Northeast
winds less than 10 mph.
.SATURDAY...Sunny. Highs in the mid 70s. Minimum RH 49 percent.
North winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 40s. Northeast
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
50 percent. North winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows around 50. Northeast winds
less than 10 mph.
.MONDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
56 percent. North winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ017-222015-
Sullivan-
Including the cities of Kingsport, Bristol TN,
and South Holston Dam
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 64-69 (0) 79-84 (-6) 61-66 73-78
RH % (24h trend) 95-100 (+2) 70-75 (+14) 95-100 79-84
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var E 8
PM 20FT Wnd (mph) Lgt/Var Lgt/Var E 6 E 10
Transport Wnd (mph) SE 3 W 5 E 6 SE 8
Mixing Hgt(ft-agl) 320 2390 370 3080
Vent Rate (mph-ft) 960 11950 2220 24640
Max Dispersion Early 2 Very Poor 9 Poor 2 Very Poor 19 Gen Poor
Max Dispersion Late 2 Very Poor 10 Poor 2 Very Poor 22 Fair
Category Day 1 1 1 2
Max LVORI Early 8 10 10 10
Max LVORI Late 10 7 10 5
Precip Chance (%) 50 80 70 70
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 2 3 2 3
Precip Amount 0.12 0.32 0.19 0.22
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 40 20 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the upper 50s. East winds 5 to
10 mph.
.THURSDAY...Partly sunny with a slight chance of showers. Highs
in the lower 70s. Minimum RH 77 percent. East winds less than
10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
60 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 40s. Northeast
winds less than 10 mph.
.SATURDAY...Sunny. Highs in the lower 70s. Minimum RH 49 percent.
North winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the upper 40s. Northeast
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
48 percent. Northwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows around 50. Northeast winds
less than 10 mph.
.MONDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
53 percent. North winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ046-222015-
Northwest Carter-
Including the city of Elizabethton
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 63-68 (-1) 77-82 (-7) 61-66 71-76
RH % (24h trend) 95-100 (+6) 64-69 (+10) 95-100 70-75
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var E 7
PM 20FT Wnd (mph) Lgt/Var Lgt/Var E 6 E 9
Transport Wnd (mph) SE 5 W 3 SE 6 SE 8
Mixing Hgt(ft-agl) 360 2450 400 2980
Vent Rate (mph-ft) 1800 7350 2400 23840
Max Dispersion Early 2 Very Poor 8 Poor 3 Very Poor 19 Gen Poor
Max Dispersion Late 2 Very Poor 9 Poor 3 Very Poor 22 Fair
Category Day 1 1 1 2
Max LVORI Early 7 9 8 9
Max LVORI Late 9 6 9 5
Precip Chance (%) 50 90 70 70
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 3 2 3
Precip Amount 0.06 0.39 0.14 0.27
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 20 50 30 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the upper 50s. East winds 5 to
10 mph.
.THURSDAY...Partly sunny with a slight chance of showers. Highs
around 70. Minimum RH 73 percent. East winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 50s. East winds
less than 10 mph.
.FRIDAY...Sunny. Highs around 70. Minimum RH 57 percent. North
winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 40s. Northeast
winds less than 10 mph.
.SATURDAY...Sunny. Highs around 70. Minimum RH 46 percent.
Northwest winds less than 10 mph.
.SATURDAY NIGHT...Mostly clear. Lows in the upper 40s. Northeast
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
44 percent. Northwest winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows around 50. East winds less
than 10 mph.
.MONDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
48 percent. North winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ044-222015-
Washington TN-
Including the city of Johnson City
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 63-68 (-1) 80-85 (-6) 61-66 74-79
RH % (24h trend) 95-100 (+4) 69-74 (+14) 95-100 76-81
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var SE 7
Transport Wnd (mph) SE 5 SE 5 E 5 SE 7
Mixing Hgt(ft-agl) 340 2550 380 2970
Vent Rate (mph-ft) 1700 12750 1900 20790
Max Dispersion Early 3 Very Poor 9 Poor 4 Very Poor 16 Gen Poor
Max Dispersion Late 2 Very Poor 10 Poor 2 Very Poor 18 Gen Poor
Category Day 1 1 1 2
Max LVORI Early 7 10 9 10
Max LVORI Late 10 7 10 6
Precip Chance (%) 50 80 70 80
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 3 2 5
Precip Amount 0.06 0.28 0.32 0.38
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 40 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the upper 50s. East winds less
than 10 mph.
.THURSDAY...Partly sunny with a slight chance of showers. Highs
in the lower 70s. Minimum RH 75 percent. East winds less than
10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 50s. East winds
less than 10 mph.
.FRIDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
61 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 40s. Northeast
winds less than 10 mph.
.SATURDAY...Sunny. Highs in the lower 70s. Minimum RH 48 percent.
North winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 40s. Northeast
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
48 percent. North winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows around 50. Light and variable
wind.
.MONDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
52 percent. North winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ042-222015-
Northwest Greene-
Including the city of Greeneville
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mcldy Pcldy Pcldy
Temp (24h trend) 64-69 (-1) 80-85 (-7) 61-66 76-81
RH % (24h trend) 95-100 (+4) 65-70 (+12) 95-100 70-75
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var E 6
Transport Wnd (mph) SE 5 NW 5 E 5 SE 6
Mixing Hgt(ft-agl) 320 2470 350 3040
Vent Rate (mph-ft) 1600 12350 1750 18240
Max Dispersion Early 3 Very Poor 8 Poor 3 Very Poor 12 Poor
Max Dispersion Late 2 Very Poor 10 Poor 2 Very Poor 15 Gen Poor
Category Day 1 1 1 2
Max LVORI Early 7 10 9 10
Max LVORI Late 10 6 10 6
Precip Chance (%) 50 80 60 90
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 3 2 5
Precip Amount 0.12 0.26 0.16 0.44
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 40 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the upper 50s. East winds 5 to 10 mph.
.THURSDAY...Mostly sunny with a slight chance of showers. Highs
in the mid 70s. Minimum RH 70 percent. East winds less than
10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 50s. East winds
less than 10 mph.
.FRIDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
59 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 40s. Northeast
winds less than 10 mph.
.SATURDAY...Sunny. Highs in the lower 70s. Minimum RH 48 percent.
North winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 40s. East
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
47 percent. North winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. East winds
less than 10 mph.
.MONDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
50 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.
$$
TNZ038-222015-
Grainger-
Including the city of Bean Station
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Temp (24h trend) 65-70 (-1) 82-87 (-6) 63-68 78-83
RH % (24h trend) 95-100 (+3) 66-71 (+12) 95-100 75-80
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) E 3 W 5 NE 5 NE 5
Mixing Hgt(ft-agl) 350 2740 350 3270
Vent Rate (mph-ft) 1050 13700 1750 16350
Max Dispersion Early 2 Very Poor 10 Poor 2 Very Poor 12 Poor
Max Dispersion Late 2 Very Poor 11 Poor 2 Very Poor 16 Gen Poor
Category Day 1 1 1 2
Max LVORI Early 8 10 10 10
Max LVORI Late 10 6 10 6
Precip Chance (%) 50 80 40 80
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 3 1 5
Precip Amount 0.10 0.24 0.08 0.41
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 40 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the lower 60s. Northeast winds less
than 10 mph.
.THURSDAY...Mostly sunny with a slight chance of showers. Highs
in the upper 70s. Minimum RH 72 percent. Northeast winds less
than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
59 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 50s. Northeast
winds less than 10 mph.
.SATURDAY...Sunny. Highs in the mid 70s. Minimum RH 46 percent.
North winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows around 50. Northeast winds
less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
46 percent. Light and variable wind.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds less than 10 mph.
.MONDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
51 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.
$$
TNZ039-222015-
Hamblen-
Including the cities of Alpha, Morristown, and Russellville
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Temp (24h trend) 65-70 (-1) 81-86 (-7) 63-68 77-82
RH % (24h trend) 95-100 (+2) 65-70 (+12) 95-100 75-80
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) SE 3 W 5 E 5 E 6
Mixing Hgt(ft-agl) 310 2440 360 3000
Vent Rate (mph-ft) 930 12200 1800 18000
Max Dispersion Early 2 Very Poor 11 Poor 3 Very Poor 13 Gen Poor
Max Dispersion Late 2 Very Poor 10 Poor 2 Very Poor 17 Gen Poor
Category Day 1 1 1 2
Max LVORI Early 8 10 10 10
Max LVORI Late 10 6 10 6
Precip Chance (%) 50 80 40 90
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 3 1 5
Precip Amount 0.10 0.26 0.07 0.44
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 40 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Showers and a chance of thunderstorms. Lows
around 60. East winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers. Highs in the
mid 70s. Minimum RH 72 percent. Northeast winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
59 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 50s. Northeast
winds less than 10 mph.
.SATURDAY...Sunny. Highs in the mid 70s. Minimum RH 47 percent.
North winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows around 50. Light and
variable wind.
.SUNDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
47 percent. North winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. Light and
variable wind.
.MONDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
52 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.
$$
TNZ040-222015-
Northwest Cocke-
Including the cities of Bybee and Newport
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Temp (24h trend) 65-70 (-1) 81-86 (-6) 63-68 77-82
RH % (24h trend) 95-100 (+8) 62-67 (+12) 95-100 69-74
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) SE 3 NW 5 SE 5 E 5
Mixing Hgt(ft-agl) 310 2370 350 3160
Vent Rate (mph-ft) 930 11850 1750 15800
Max Dispersion Early 2 Very Poor 10 Poor 2 Very Poor 12 Poor
Max Dispersion Late 2 Very Poor 9 Poor 2 Very Poor 15 Gen Poor
Category Day 1 1 1 1
Max LVORI Early 7 10 8 10
Max LVORI Late 9 4 10 5
Precip Chance (%) 60 80 50 90
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 2 3 1 5
Precip Amount 0.18 0.29 0.19 0.40
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 40 20 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Showers and a chance of thunderstorms. Lows in
the lower 60s. East winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 70s. Minimum RH
68 percent. East winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s. East
winds less than 10 mph.
.FRIDAY...Mostly sunny with a slight chance of showers. Highs in
the mid 70s. Minimum RH 57 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 50s. Northeast
winds less than 10 mph.
.SATURDAY...Sunny. Highs in the mid 70s. Minimum RH 46 percent.
North winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s. East
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
45 percent. North winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. Southeast
winds less than 10 mph.
.MONDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
47 percent. North winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ070-222015-
Jefferson-
Including the cities of Jefferson City, Strawberry Plains,
Chestnut Hill, Dandridge, and White Pine
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Temp (24h trend) 66-71 (-1) 83-88 (-6) 64-69 78-83
RH % (24h trend) 95-100 (+4) 63-68 (+12) 95-100 71-76
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) SE 3 W 5 NE 5 NE 5
Mixing Hgt(ft-agl) 300 2440 330 3010
Vent Rate (mph-ft) 900 12200 1650 15050
Max Dispersion Early 2 Very Poor 11 Poor 3 Very Poor 10 Poor
Max Dispersion Late 2 Very Poor 10 Poor 2 Very Poor 15 Gen Poor
Category Day 1 1 1 1
Max LVORI Early 8 10 9 10
Max LVORI Late 10 4 10 5
Precip Chance (%) 50 80 40 80
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 3 1 5
Precip Amount 0.17 0.39 0.08 0.42
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 40 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Showers and a chance of thunderstorms. Lows in
the lower 60s. Northeast winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 70s. Minimum RH
70 percent. Northeast winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
58 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 50s. Northeast
winds less than 10 mph.
.SATURDAY...Sunny. Highs in the mid 70s. Minimum RH 47 percent.
Northeast winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
46 percent. Northeast winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. Light and
variable wind.
.MONDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
50 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.
$$
TNZ035-222015-
Morgan-
Including the cities of Pine Orchard, High Point, and Petros
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Pcldy Pcldy Pcldy
Temp (24h trend) 63-68 (-3) 81-86 (-6) 61-66 76-81
RH % (24h trend) 95-100 (+2) 68-73 (+11) 95-100 76-81
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var N 5 Lgt/Var
Transport Wnd (mph) S 3 NW 6 N 5 N 6
Mixing Hgt(ft-agl) 360 3410 360 3670
Vent Rate (mph-ft) 1080 20460 1800 22020
Max Dispersion Early 2 Very Poor 11 Poor 2 Very Poor 14 Gen Poor
Max Dispersion Late 2 Very Poor 17 Gen Poor 2 Very Poor 20 Gen Poor
Category Day 1 2 1 2
Max LVORI Early 10 10 10 10
Max LVORI Late 10 7 10 6
Precip Chance (%) 50 60 40 60
Precip Type Tstms Tstms Showers Tstms
Precip Duration 1 2 1 2
Precip Amount 0.06 0.24 0.02 0.12
Precip Begin 8 PM Continuing 9 PM Continuing
Precip End Continuing 8 PM Continuing Continuing
Chance of Thunder (%) 30 50 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows around 60. North winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 70s. Minimum RH
75 percent. Northeast winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
61 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows around 50. Northeast winds
less than 10 mph.
.SATURDAY...Sunny. Highs in the mid 70s. Minimum RH 44 percent.
Northeast winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows around 50. Northeast winds
less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
44 percent. North winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds less than 10 mph.
.MONDAY...Mostly sunny with a slight chance of showers. Highs in
the upper 70s. Minimum RH 50 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.
$$
TNZ012-222015-
Scott TN-
Including the cities of Big South Fork National, Oneida,
Smokey Junction, Elgin, Huntsville, Norma, and Slick Rock
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Pcldy Mcldy Pcldy
Temp (24h trend) 63-68 (-4) 80-85 (-7) 61-66 75-80
RH % (24h trend) 95-100 (+8) 68-73 (+14) 95-100 73-78
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) S 3 NW 6 NE 6 N 6
Mixing Hgt(ft-agl) 390 3120 420 3400
Vent Rate (mph-ft) 1170 18720 2520 20400
Max Dispersion Early 2 Very Poor 13 Gen Poor 4 Very Poor 14 Gen Poor
Max Dispersion Late 2 Very Poor 16 Gen Poor 3 Very Poor 21 Fair
Category Day 1 2 1 2
Max LVORI Early 9 10 10 9
Max LVORI Late 10 6 10 5
Precip Chance (%) 60 60 30 50
Precip Type Tstms Tstms Showers Tstms
Precip Duration 2 2 1 1
Precip Amount 0.07 0.10 0.03 0.08
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 40 50 0 20
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows around 60. Northeast winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 70s. Minimum RH
71 percent. Northeast winds less than 10 mph.
.THURSDAY NIGHT...Mostly clear. Lows in the mid 50s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
58 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows around 50. Northeast winds
less than 10 mph.
.SATURDAY...Sunny. Highs in the mid 70s. Minimum RH 42 percent.
North winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows around 50. Northeast winds
less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
41 percent. Northeast winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds less than 10 mph.
.MONDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
46 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.
$$
TNZ013-222015-
Campbell-
Including the cities of Fincastle, La Follette, Elk Valley,
Jellico, White Oak, Caryville, and Royal Blue
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Pcldy
Temp (24h trend) 64-69 (-3) 78-83 (-7) 62-67 73-78
RH % (24h trend) 95-100 (+6) 73-78 (+13) 95-100 81-86
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) S 3 NW 6 N 5 N 6
Mixing Hgt(ft-agl) 380 3020 400 3300
Vent Rate (mph-ft) 1140 18120 2000 19800
Max Dispersion Early 2 Very Poor 11 Poor 4 Very Poor 13 Gen Poor
Max Dispersion Late 2 Very Poor 15 Gen Poor 2 Very Poor 16 Gen Poor
Category Day 1 2 1 2
Max LVORI Early 9 10 10 9
Max LVORI Late 10 6 10 6
Precip Chance (%) 60 60 30 60
Precip Type Tstms Tstms Showers Tstms
Precip Duration 2 2 1 2
Precip Amount 0.07 0.17 0.05 0.19
Precip Begin 8 PM Continuing 10 PM Continuing
Precip End Continuing 8 PM Continuing Continuing
Chance of Thunder (%) 30 40 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Northeast
winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 70s. Minimum RH
78 percent. Northeast winds less than 10 mph.
.THURSDAY NIGHT...Mostly clear. Lows in the upper 50s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny. Highs in the lower 70s. Minimum RH
62 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 50s. Northeast
winds less than 10 mph.
.SATURDAY...Sunny. Highs in the lower 70s. Minimum RH 47 percent.
North winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
46 percent. North winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds less than 10 mph.
.MONDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
52 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.
$$
TNZ014-222015-
Claiborne-
Including the cities of Lone Mountain, Sandlick, Springdale,
Arthur, Harrogate-Shawanee, Clairfield, and Howard Quarter
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Temp (24h trend) 64-69 (-1) 80-85 (-7) 61-66 76-81
RH % (24h trend) 95-100 (+1) 70-75 (+14) 95-100 77-82
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) SE 3 W 5 NE 5 NE 6
Mixing Hgt(ft-agl) 370 2840 360 3350
Vent Rate (mph-ft) 1110 14200 1800 20100
Max Dispersion Early 2 Very Poor 10 Poor 2 Very Poor 15 Gen Poor
Max Dispersion Late 2 Very Poor 12 Poor 2 Very Poor 17 Gen Poor
Category Day 1 1 1 2
Max LVORI Early 9 10 10 10
Max LVORI Late 10 6 10 6
Precip Chance (%) 60 70 40 80
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 2 2 1 5
Precip Amount 0.13 0.18 0.06 0.35
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 40 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the upper 50s. Northeast
winds less than 10 mph.
.THURSDAY...Mostly sunny with a slight chance of showers. Highs
in the mid 70s. Minimum RH 74 percent. Northeast winds less than
10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
59 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 40s. Northeast
winds less than 10 mph.
.SATURDAY...Sunny. Highs in the mid 70s. Minimum RH 45 percent.
North winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 40s. Northeast
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
44 percent. North winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds less than 10 mph.
.MONDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
51 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.
$$
TNZ037-222015-
Union-
Including the cities of Maynardville, Norris Lake, Paulette,
Rose Hill, Sharps Chapel, and Luttrell
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Temp (24h trend) 65-70 (-1) 82-87 (-6) 63-68 77-82
RH % (24h trend) 95-100 (+2) 69-74 (+13) 95-100 77-82
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) SE 3 W 5 NE 5 NE 5
Mixing Hgt(ft-agl) 360 3090 340 3350
Vent Rate (mph-ft) 1080 15450 1700 16750
Max Dispersion Early 3 Very Poor 10 Poor 2 Very Poor 11 Poor
Max Dispersion Late 2 Very Poor 12 Poor 2 Very Poor 16 Gen Poor
Category Day 1 1 1 2
Max LVORI Early 9 10 10 9
Max LVORI Late 10 6 10 6
Precip Chance (%) 50 70 30 70
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 2 1 2
Precip Amount 0.06 0.15 0.06 0.30
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 40 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Northeast
winds less than 10 mph.
.THURSDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the upper 70s. Minimum RH 74 percent.
Northeast winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
61 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 50s. Northeast
winds less than 10 mph.
.SATURDAY...Sunny. Highs in the mid 70s. Minimum RH 46 percent.
Northeast winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows around 50. Northeast winds
less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
45 percent. Light and variable wind.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds less than 10 mph.
.MONDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
51 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.
$$
TNZ036-222015-
Anderson-
Including the cities of Oak Ridge and Clinton
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Temp (24h trend) 65-70 (-2) 81-86 (-6) 63-68 77-82
RH % (24h trend) 95-100 (+5) 66-71 (+9) 95-100 74-79
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var NE 5 Lgt/Var
Transport Wnd (mph) E 3 W 5 N 5 N 5
Mixing Hgt(ft-agl) 370 3080 380 3550
Vent Rate (mph-ft) 1110 15400 1900 17750
Max Dispersion Early 2 Very Poor 11 Poor 2 Very Poor 12 Poor
Max Dispersion Late 2 Very Poor 12 Poor 2 Very Poor 15 Gen Poor
Category Day 1 1 1 2
Max LVORI Early 8 10 10 9
Max LVORI Late 10 6 10 6
Precip Chance (%) 40 70 40 70
Precip Type Tstms Tstms Showers Tstms
Precip Duration 1 2 1 2
Precip Amount 0.05 0.28 0.08 0.25
Precip Begin 8 PM Continuing 10 PM Continuing
Precip End Continuing 8 PM Continuing Continuing
Chance of Thunder (%) 30 50 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Northeast
winds less than 10 mph.
.THURSDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 70s. Minimum RH
75 percent. Northeast winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
62 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 50s. Northeast
winds less than 10 mph.
.SATURDAY...Sunny. Highs in the mid 70s. Minimum RH 47 percent.
Northeast winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s. North
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
46 percent. Northeast winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds less than 10 mph.
.MONDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
51 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.
$$
TNZ069-222015-
Knox-
Including the cities of Bearden, Knoxville, and Lake Forest
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Temp (24h trend) 66-71 (-2) 84-89 (-6) 64-69 79-84
RH % (24h trend) 95-100 (+5) 63-68 (+11) 95-100 72-77
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) SE 3 W 6 NE 5 N 5
Mixing Hgt(ft-agl) 320 3250 340 3750
Vent Rate (mph-ft) 960 19500 1700 18750
Max Dispersion Early 2 Very Poor 13 Gen Poor 3 Very Poor 12 Poor
Max Dispersion Late 2 Very Poor 15 Gen Poor 2 Very Poor 18 Gen Poor
Category Day 1 2 1 2
Max LVORI Early 7 10 9 10
Max LVORI Late 10 6 10 5
Precip Chance (%) 50 70 40 70
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 2 1 2
Precip Amount 0.17 0.22 0.09 0.31
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 50 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. Northeast winds
less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 70s. Minimum RH
72 percent. Northeast winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
61 percent. Northeast winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 50s. Northeast
winds less than 10 mph.
.SATURDAY...Sunny. Highs in the upper 70s. Minimum RH 47 percent.
Northeast winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
46 percent. Northeast winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds less than 10 mph.
.MONDAY...Mostly sunny. Highs around 80. Minimum RH 50 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.
$$
TNZ073-222015-
North Sevier-
Including the cities of Harrisburg, Kodak, McMahan, Sevierville,
Seymour, and Pigeon Forge
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Temp (24h trend) 65-70 (-2) 83-88 (-5) 63-68 78-83
RH % (24h trend) 95-100 (+7) 61-66 (+10) 95-100 70-75
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) SE 5 W 5 E 3 N 5
Mixing Hgt(ft-agl) 300 2780 300 3150
Vent Rate (mph-ft) 1500 13900 900 15750
Max Dispersion Early 2 Very Poor 10 Poor 2 Very Poor 9 Poor
Max Dispersion Late 2 Very Poor 11 Poor 2 Very Poor 14 Gen Poor
Category Day 1 1 1 1
Max LVORI Early 8 10 10 10
Max LVORI Late 10 5 10 5
Precip Chance (%) 50 80 40 90
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 3 1 5
Precip Amount 0.17 0.32 0.12 0.54
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 50 20 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Showers and a chance of thunderstorms. Lows in
the lower 60s. Northeast winds less than 10 mph.
.THURSDAY...Mostly sunny with showers likely and a slight chance
of thunderstorms. Highs in the upper 70s. Minimum RH 71 percent.
Northeast winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny with a slight chance of showers. Highs in
the mid 70s. Minimum RH 60 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 50s. Northeast
winds less than 10 mph.
.SATURDAY...Sunny. Highs in the mid 70s. Minimum RH 47 percent.
North winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s. East
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
44 percent. Northeast winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. East winds
less than 10 mph.
.MONDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
47 percent. North winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ067-222015-
Roane-
Including the cities of Harriman, Eagle Furnace, Rockwood,
Bradbury, Fairview, Kingston, and Oliver Springs
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Temp (24h trend) 65-70 (-2) 84-89 (-5) 63-68 79-84
RH % (24h trend) 95-100 (0) 66-71 (+9) 95-100 77-82
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) E 3 SE 6 NE 3 N 5
Mixing Hgt(ft-agl) 320 3320 360 3930
Vent Rate (mph-ft) 960 19920 1080 19650
Max Dispersion Early 2 Very Poor 11 Poor 2 Very Poor 13 Gen Poor
Max Dispersion Late 1 Very Poor 15 Gen Poor 2 Very Poor 20 Gen Poor
Category Day 1 2 1 2
Max LVORI Early 10 10 10 10
Max LVORI Late 10 7 10 6
Precip Chance (%) 40 70 40 60
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 2 1 2
Precip Amount 0.03 0.17 0.06 0.20
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 50 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. North
winds less than 10 mph.
.THURSDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 70s. Minimum RH
76 percent. Light and variable wind.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s. Light and
variable wind.
.FRIDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
64 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 50s. Northeast
winds less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
48 percent. Northeast winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
47 percent. Northeast winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds less than 10 mph.
.MONDAY...Mostly sunny. Highs around 80. Minimum RH 52 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.
$$
TNZ068-222015-
Loudon-
Including the cities of Lenoir City and Loudon
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Temp (24h trend) 66-71 (-2) 84-89 (-6) 63-68 79-84
RH % (24h trend) 95-100 (+1) 65-70 (+11) 95-100 76-81
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) S 3 S 6 NE 5 NW 6
Mixing Hgt(ft-agl) 310 3450 360 3780
Vent Rate (mph-ft) 930 20700 1800 22680
Max Dispersion Early 2 Very Poor 14 Gen Poor 3 Very Poor 13 Gen Poor
Max Dispersion Late 2 Very Poor 17 Gen Poor 2 Very Poor 19 Gen Poor
Category Day 1 2 1 2
Max LVORI Early 9 10 10 10
Max LVORI Late 10 7 10 6
Precip Chance (%) 40 70 50 70
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 2 1 2
Precip Amount 0.09 0.19 0.13 0.31
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 50 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. Northeast winds
less than 10 mph.
.THURSDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the upper 70s. Minimum RH 75 percent.
Northeast winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
64 percent. Northeast winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 50s. Northeast
winds less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
50 percent. Northeast winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
47 percent. Northeast winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds less than 10 mph.
.MONDAY...Mostly sunny. Highs around 80. Minimum RH 50 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.
$$
TNZ071-222015-
Northwest Blount-
Including the cities of Happy Valley, Maryville, and Alcoa
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Temp (24h trend) 66-71 (-2) 84-89 (-5) 64-69 79-84
RH % (24h trend) 95-100 (+6) 64-69 (+10) 95-100 75-80
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var N 5 NE 5 N 6
Transport Wnd (mph) S 3 W 6 NE 3 NW 6
Mixing Hgt(ft-agl) 310 3280 370 3600
Vent Rate (mph-ft) 930 19680 1110 21600
Max Dispersion Early 2 Very Poor 12 Poor 2 Very Poor 11 Poor
Max Dispersion Late 2 Very Poor 16 Gen Poor 2 Very Poor 19 Gen Poor
Category Day 1 2 1 2
Max LVORI Early 7 10 9 10
Max LVORI Late 10 6 10 6
Precip Chance (%) 50 70 50 80
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 2 1 5
Precip Amount 0.11 0.22 0.19 0.48
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 50 20 40
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Showers and a slight chance of thunderstorms.
Lows in the lower 60s. Northeast winds less than 10 mph.
.THURSDAY...Partly sunny with showers likely and a slight chance
of thunderstorms. Highs in the upper 70s. Minimum RH 76 percent.
Northeast winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows around 60. Northeast winds
less than 10 mph.
.FRIDAY...Mostly sunny with a slight chance of showers. Highs in
the mid 70s. Minimum RH 65 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 50s. Northeast
winds less than 10 mph.
.SATURDAY...Sunny. Highs in the mid 70s. Minimum RH 50 percent.
Northeast winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s. East
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
47 percent. Northeast winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. East winds
less than 10 mph.
.MONDAY...Mostly sunny. Highs around 80. Minimum RH 50 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.
$$
TNZ086-222015-
Northwest Monroe-
Including the cities of Sweetwater, Madisonville,
and Bullet Creek
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Pcldy
Temp (24h trend) 65-70 (-2) 85-90 (-5) 63-68 79-84
RH % (24h trend) 95-100 (+1) 61-66 (+8) 95-100 75-80
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) S 3 SW 6 NE 3 NW 7
Mixing Hgt(ft-agl) 330 3400 350 3570
Vent Rate (mph-ft) 990 20400 1050 24990
Max Dispersion Early 2 Very Poor 12 Poor 2 Very Poor 11 Poor
Max Dispersion Late 2 Very Poor 17 Gen Poor 2 Very Poor 20 Gen Poor
Category Day 1 2 1 2
Max LVORI Early 10 10 10 10
Max LVORI Late 10 7 10 6
Precip Chance (%) 40 70 60 70
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 2 1 3
Precip Amount 0.10 0.22 0.33 0.50
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 50 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. Northeast winds
less than 10 mph.
.THURSDAY...Mostly sunny with showers likely and a slight chance
of thunderstorms. Highs in the upper 70s. Minimum RH 76 percent.
North winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the upper 50s. Light and variable wind.
.FRIDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
65 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 50s. Northeast
winds less than 10 mph.
.SATURDAY...Sunny. Highs in the upper 70s. Minimum RH 50 percent.
North winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
46 percent. North winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. Light and
variable wind.
.MONDAY...Mostly sunny. Highs in the lower 80s. Minimum RH
48 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.
$$
TNZ083-222015-
Rhea-
Including the cities of Dayton, Evensville, Old Washington,
Grandview, and Spring City
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Temp (24h trend) 65-70 (-2) 83-88 (-5) 63-68 78-83
RH % (24h trend) 95-100 (0) 67-72 (+5) 95-100 77-82
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) S 3 E 5 NE 5 N 5
Mixing Hgt(ft-agl) 310 3130 350 3660
Vent Rate (mph-ft) 930 15650 1750 18300
Max Dispersion Early 2 Very Poor 12 Poor 2 Very Poor 12 Poor
Max Dispersion Late 2 Very Poor 14 Gen Poor 3 Very Poor 18 Gen Poor
Category Day 1 1 1 2
Max LVORI Early 10 10 10 10
Max LVORI Late 10 8 10 7
Precip Chance (%) 40 70 30 60
Precip Type Tstms Tstms Showers Tstms
Precip Duration 1 2 1 2
Precip Amount 0.01 0.23 0.04 0.16
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 50 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. North
winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 70s. Minimum RH
83 percent. Light and variable wind.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s. Light and
variable wind.
.FRIDAY...Mostly sunny with a slight chance of showers. Highs in
the upper 70s. Minimum RH 69 percent. North winds less than
10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 50s. North winds
less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
51 percent. Northeast winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s. North
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
49 percent. North winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. Light and
variable wind.
.MONDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
54 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.
$$
TNZ084-222015-
Meigs-
Including the city of Big Spring
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Temp (24h trend) 66-71 (-2) 85-90 (-5) 64-69 80-85
RH % (24h trend) 95-100 (0) 60-65 (+5) 95-100 73-78
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) SE 3 E 5 NE 5 N 5
Mixing Hgt(ft-agl) 280 3260 350 3790
Vent Rate (mph-ft) 840 16300 1750 18950
Max Dispersion Early 2 Very Poor 12 Poor 2 Very Poor 13 Gen Poor
Max Dispersion Late 1 Very Poor 14 Gen Poor 3 Very Poor 19 Gen Poor
Category Day 1 1 1 2
Max LVORI Early 10 10 10 10
Max LVORI Late 10 7 10 6
Precip Chance (%) 40 70 30 60
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 2 1 2
Precip Amount 0.04 0.12 0.06 0.19
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 50 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Light and
variable wind.
.THURSDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 70s. Minimum RH
76 percent. Light and variable wind.
.THURSDAY NIGHT...Partly cloudy. Lows around 60. Light and
variable wind.
.FRIDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
65 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 50s. North winds
less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
48 percent. Northeast winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s. Light and
variable wind.
.SUNDAY...Mostly sunny. Highs around 80. Minimum RH 46 percent.
North winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. Light and
variable wind.
.MONDAY...Mostly sunny. Highs in the lower 80s. Minimum RH
49 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.
$$
TNZ085-222015-
McMinn-
Including the cities of Athens, Clear Water, Dentville,
and Etowah
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Pcldy
Temp (24h trend) 65-70 (-3) 85-90 (-5) 63-68 80-85
RH % (24h trend) 95-100 (0) 58-63 (+6) 95-100 73-78
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) SE 3 S 6 NE 5 NW 6
Mixing Hgt(ft-agl) 290 3340 360 3760
Vent Rate (mph-ft) 870 20040 1800 22560
Max Dispersion Early 2 Very Poor 12 Poor 2 Very Poor 13 Gen Poor
Max Dispersion Late 2 Very Poor 16 Gen Poor 2 Very Poor 21 Fair
Category Day 1 2 1 2
Max LVORI Early 10 10 10 10
Max LVORI Late 10 7 10 6
Precip Chance (%) 40 60 50 70
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 2 1 2
Precip Amount 0.07 0.13 0.21 0.31
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 50 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. Northeast winds
less than 10 mph.
.THURSDAY...Mostly sunny with showers likely and a slight chance
of thunderstorms. Highs in the upper 70s. Minimum RH 75 percent.
Northeast winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s. Light and
variable wind.
.FRIDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
64 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 50s. Northeast
winds less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
48 percent. Northeast winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
45 percent. North winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. Light and
variable wind.
.MONDAY...Mostly sunny. Highs in the lower 80s. Minimum RH
46 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.
$$
TNZ099-222015-
Hamilton-
Including the cities of Chattanooga, Lookout Mountain,
and Signal Mountain
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Pcldy Pcldy Pcldy
Temp (24h trend) 67-72 (-2) 86-91 (-4) 65-70 81-86
RH % (24h trend) 95-100 (+4) 57-62 (+1) 95-100 67-72
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var N 6 N 5
Transport Wnd (mph) S 3 NW 5 N 5 NW 6
Mixing Hgt(ft-agl) 320 3650 380 3680
Vent Rate (mph-ft) 960 18250 1900 22080
Max Dispersion Early 2 Very Poor 13 Gen Poor 2 Very Poor 14 Gen Poor
Max Dispersion Late 1 Very Poor 14 Gen Poor 2 Very Poor 20 Gen Poor
Category Day 1 2 1 2
Max LVORI Early 7 10 9 10
Max LVORI Late 10 6 10 5
Precip Chance (%) 50 70 30 60
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 2 1 2
Precip Amount 0.04 0.18 0.06 0.16
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 40 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the mid 60s. North winds
less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 70s. Minimum RH
72 percent. Southeast winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the lower 60s. South
winds less than 10 mph.
.FRIDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
63 percent. Northwest winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 50s. North winds
less than 10 mph.
.SATURDAY...Sunny. Highs in the upper 70s. Minimum RH 48 percent.
Northeast winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the mid 50s. North winds
less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the lower 80s. Minimum RH
44 percent. North winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the mid 50s. North winds
less than 10 mph.
.MONDAY...Mostly sunny with a slight chance of showers. Highs in
the lower 80s. Minimum RH 47 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.
$$
TNZ100-222015-
Bradley-
Including the cities of Cleveland and Tasso
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Mcldy Pcldy
Temp (24h trend) 66-71 (-2) 86-91 (-4) 64-69 81-86
RH % (24h trend) 95-100 (0) 55-60 (+6) 95-100 67-72
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) S 3 NW 5 NE 3 NW 7
Mixing Hgt(ft-agl) 270 3440 360 3770
Vent Rate (mph-ft) 810 17200 1080 26390
Max Dispersion Early 2 Very Poor 11 Poor 3 Very Poor 12 Poor
Max Dispersion Late 2 Very Poor 16 Gen Poor 2 Very Poor 22 Fair
Category Day 1 2 1 2
Max LVORI Early 10 10 10 10
Max LVORI Late 10 5 10 5
Precip Chance (%) 50 60 40 70
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 2 1 2
Precip Amount 0.06 0.13 0.11 0.35
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 40 50 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. North
winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 70s. Minimum RH
68 percent. Northwest winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows around 60. South winds less
than 10 mph.
.FRIDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
60 percent. Northwest winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 50s. Northeast
winds less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
44 percent. North winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the lower 80s. Minimum RH
41 percent. North winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds less than 10 mph.
.MONDAY...Mostly sunny. Highs in the lower 80s. Minimum RH
43 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.
$$
TNZ101-222015-
West Polk-
Including the cities of Conasauga, Archville, Benton, Parksville,
and Reliance
314 PM EDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Mcldy Pcldy Pcldy
Temp (24h trend) 65-70 (-2) 86-91 (-4) 63-68 81-86
RH % (24h trend) 95-100 (+2) 54-59 (+5) 95-100 65-70
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) SE 5 N 5 E 3 NW 6
Mixing Hgt(ft-agl) 360 2960 370 3570
Vent Rate (mph-ft) 1800 14800 1110 21420
Max Dispersion Early 2 Very Poor 10 Poor 2 Very Poor 11 Poor
Max Dispersion Late 2 Very Poor 12 Poor 2 Very Poor 18 Gen Poor
Category Day 1 1 1 2
Max LVORI Early 9 10 10 10
Max LVORI Late 10 5 10 6
Precip Chance (%) 50 60 50 70
Precip Type Tstms Tstms Tstms Tstms
Precip Duration 1 2 1 3
Precip Amount 0.05 0.12 0.09 0.37
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 50 20 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with showers likely and a slight
chance of thunderstorms. Lows in the lower 60s. East winds less
than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the upper 70s. Minimum RH
67 percent. Light and variable wind.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the upper 50s. Light and variable wind.
.FRIDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
58 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 50s. Northeast
winds less than 10 mph.
.SATURDAY...Sunny. Highs in the upper 70s. Minimum RH 43 percent.
North winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s. East
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs around 80. Minimum RH 40 percent.
North winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. East winds
less than 10 mph.
.MONDAY...Sunny. Highs in the lower 80s. Minimum RH 41 percent.
North winds less than 10 mph.
*The AGL Mixing Height is calculated from an average elevation for
the entire Forecast Zone and should only be used as a guide.
For a specific AGL Mixing Height a Spot Forecast will be needed.
$$
TNZ082-222015-
Bledsoe-
Including the cities of Old Cumberland, Palio, Melvine,
Mount Crest, Pikeville, and Brayton
214 PM CDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Pcldy Pcldy Pcldy
Temp (24h trend) 63-68 (-3) 82-87 (-5) 61-66 77-82
RH % (24h trend) 95-100 (+1) 64-69 (+5) 95-100 72-77
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) SW 3 NW 5 N 5 NW 6
Mixing Hgt(ft-agl) 340 3530 350 3710
Vent Rate (mph-ft) 1020 17650 1750 22260
Max Dispersion Early 2 Very Poor 12 Poor 2 Very Poor 14 Gen Poor
Max Dispersion Late 2 Very Poor 16 Gen Poor 2 Very Poor 22 Fair
Category Day 1 2 1 2
Max LVORI Early 10 10 10 10
Max LVORI Late 10 7 10 5
Precip Chance (%) 40 70 20 60
Precip Type Tstms Tstms Showers Tstms
Precip Duration 1 2 1 2
Precip Amount 0.07 0.22 0.02 0.09
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 50 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows around 60. North winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 70s. Minimum RH
77 percent. Northeast winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s. Northeast
winds less than 10 mph.
.FRIDAY...Mostly sunny with a slight chance of showers. Highs in
the mid 70s. Minimum RH 66 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 50s. Northeast
winds less than 10 mph.
.SATURDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
48 percent. North winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s. North
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
45 percent. North winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. North winds
less than 10 mph.
.MONDAY...Mostly sunny with a slight chance of showers. Highs in
the upper 70s. Minimum RH 50 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.
$$
TNZ081-222015-
Sequatchie-
Including the cities of Cagle, Dunlap, Cartwright, and Lone Oak
214 PM CDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Pcldy Pcldy Pcldy
Temp (24h trend) 64-69 (-3) 82-87 (-4) 62-67 77-82
RH % (24h trend) 95-100 (+4) 67-72 (+7) 95-100 74-79
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Transport Wnd (mph) S 3 NW 5 NE 5 NW 7
Mixing Hgt(ft-agl) 350 3580 340 3820
Vent Rate (mph-ft) 1050 17900 1700 26740
Max Dispersion Early 2 Very Poor 13 Gen Poor 3 Very Poor 15 Gen Poor
Max Dispersion Late 2 Very Poor 14 Gen Poor 2 Very Poor 23 Fair
Category Day 1 2 1 2
Max LVORI Early 8 10 10 10
Max LVORI Late 10 7 10 5
Precip Chance (%) 40 70 20 60
Precip Type Tstms Tstms Showers Tstms
Precip Duration 1 2 1 2
Precip Amount 0.03 0.21 0.02 0.08
Precip Begin 8 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Chance of Thunder (%) 30 40 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the lower 60s. Northeast winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers and a slight
chance of thunderstorms. Highs in the mid 70s. Minimum RH
77 percent. East winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s. East
winds less than 10 mph.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Minimum RH
67 percent. North winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 50s. Northeast
winds less than 10 mph.
.SATURDAY...Sunny. Highs in the mid 70s. Minimum RH 49 percent.
North winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s. North
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
45 percent. North winds less than 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. North winds
less than 10 mph.
.MONDAY...Sunny with a slight chance of showers. Highs in the
upper 70s. Minimum RH 49 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.
$$
TNZ098-222015-
Marion-
Including the cities of South Pittsburg, Haletown (Guild),
Jasper, Martin Springs, Whitwell, Powells Crossroads,
and Monteagle
214 PM CDT Mon Sep 21 2026
Tonight Tue Tue Night Wed
Cloud Cover Mcldy Pcldy Pcldy Pcldy
Temp (24h trend) 66-71 (-2) 84-89 (-4) 63-68 79-84
RH % (24h trend) 95-100 (+6) 58-63 (+3) 95-100 61-66
RH Recovery Excellent Excellent
AM 20FT Wnd (mph) Lgt/Var Lgt/Var
PM 20FT Wnd (mph) Lgt/Var Lgt/Var N 5 Lgt/Var
Transport Wnd (mph) S 3 NW 5 NE 5 NW 6
Mixing Hgt(ft-agl) 360 3890 350 4230
Vent Rate (mph-ft) 1080 19450 1750 25380
Max Dispersion Early 2 Very Poor 12 Poor 2 Very Poor 14 Gen Poor
Max Dispersion Late 2 Very Poor 16 Gen Poor 2 Very Poor 23 Fair
Category Day 1 2 1 2
Max LVORI Early 7 10 7 9
Max LVORI Late 9 5 9 4
Precip Chance (%) 50 60 0 50
Precip Type Tstms Tstms None Tstms
Precip Duration 1 2 1
Precip Amount 0.10 0.21 0.00 0.06
Precip Begin 8 PM Continuing 8 AM
Precip End Continuing Continuing Continuing
Chance of Thunder (%) 40 40 0 30
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Mostly cloudy with a slight chance of showers.
Lows in the lower 60s. Northeast winds less than 10 mph.
.THURSDAY...Mostly sunny with a chance of showers. Highs in the
upper 70s. Minimum RH 65 percent. East winds less than 10 mph.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s. East
winds less than 10 mph.
.FRIDAY...Mostly sunny. Highs in the upper 70s. Minimum RH
58 percent. Northwest winds less than 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 50s. Northeast
winds less than 10 mph.
.SATURDAY...Sunny. Highs in the upper 70s. Minimum RH 43 percent.
Northeast winds less than 10 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds less than 10 mph.
.SUNDAY...Mostly sunny. Highs in the lower 80s. Minimum RH
39 percent. North winds less than 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows in the mid 50s. Northeast
winds less than 10 mph.
.MONDAY...Sunny with a slight chance of showers. Highs in the
lower 80s. Minimum RH 42 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.
$$
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