Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Huntsville, AL

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FNUS54 KHUN 201838
FWFHUN

Fire Weather Planning Forecast for Alabama
National Weather Service Huntsville AL
138 PM CDT Sun Sep 20 2026

.DISCUSSION...

Isolated to scattered showers and storms are expected to develop
this afternoon before dissipating by the early evening hours.

This trend will continue on Monday afternoon into Monday evening.
20 foot winds will remain light and variable with transport winds
from the W to NW between 5 and 10 mph. Mixing heights will climb
to between 6500 feet and 8000 feet primarily. Afternoon relative
humidity values are expected to drop to around 40 percent in the
afternoon.

A higher coverage of showers and thunderstorms are expected on
Tuesday afternoon and night. 20 foot winds will become northerly
around 5 mph or less with northerly transport winds around 10 mph.
Mixing heights should still climb to around 5000 feet, despite
lower afternoon temperatures. With lower afternoon temperatures,
afternoon relative humidity values should only drop to around
50 percent.

Fog potential over the next few days: Some patchy fog is
possible, especially where scattered areas of heavier rain occurs.

Potential for Red Flag Conditions: None are expected with minimum
afternoon relative humidity values expected.

ALZ001>003-210930-
Lauderdale-Colbert-Franklin AL-
Including the cities of Florence, Muscle Shoals, Sheffield,
Tuscumbia, Russellville, and Red Bay
138 PM CDT Sun Sep 20 2026

                      Tonight      Mon          Mon Night    Tue

Cloud Cover           PCldy        PCldy        PCldy        MClear
Min/Max Temp          71           96           68           92
Max/Min RH %          94           40           100          51
Wind 20ft am (mph)    Lgt/Var      Lgt/Var      Lgt/Var      N  4
Wind 20ft pm (mph)    Lgt/Var      Lgt/Var      Lgt/Var      N  4
Chance Precip (%)     0            0            30           40
Precip Type           None         None         Tstms        Tstms
Precip Duration                                 1            1
Precip Amount         0.00         0.00         0.02         0.02
Mixing Hgt(ft-agl/msl)             8500                      6200
Transport Wnd (mph)                W  7                      N  7
Stability Class       D            D            D            D
Max LVORI             6            6            9            7
Dispersion                         64 Good                   44 Gen Good

Remarks...None.

$$

ALZ004-014-210930-
Lawrence-Winston-
Including the cities of Moulton, Town Creek, and Haleyville
138 PM CDT Sun Sep 20 2026

                      Tonight      Mon          Mon Night    Tue

Cloud Cover           PCldy        PCldy        PCldy        MClear
Min/Max Temp          70           95           68           92
Max/Min RH %          98           40           100          48
Wind 20ft am (mph)    Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft pm (mph)    Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Chance Precip (%)     0            0            40           50
Precip Type           None         None         Tstms        Tstms
Precip Duration                                 2            1
Precip Amount         0.00         0.00         0.05         0.03
Mixing Hgt(ft-agl/msl)             7800                      5100
Transport Wnd (mph)                NW  5                     N  7
Stability Class       D            D            D            D
Max LVORI             7            6            9            8
Dispersion                         41 Gen Good               40 Fair

Remarks...None.

$$

ALZ005>007-016-210930-
Limestone-Madison-Morgan-Cullman-
Including the cities of Athens, Huntsville, Decatur, and Cullman
138 PM CDT Sun Sep 20 2026

                      Tonight      Mon          Mon Night    Tue

Cloud Cover           PCldy        PCldy        PCldy        PCldy
Min/Max Temp          70           94           67           91
Max/Min RH %          98           43           100          52
Wind 20ft am (mph)    Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft pm (mph)    Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Chance Precip (%)     0            0            40           50
Precip Type           None         None         Tstms        Tstms
Precip Duration                                 2            1
Precip Amount         0.00         0.00         0.05         0.06
Mixing Hgt(ft-agl/msl)             7200                      4900
Transport Wnd (mph)                W  5                      N  7
Stability Class       D            D            D            D
Max LVORI             7            6            9            8
Dispersion                         36 Fair                   40 Fair

Remarks...None.

$$

ALZ008>010-210930-
Marshall-Jackson-DeKalb-
Including the cities of Albertville, Boaz, Guntersville, Arab,
Scottsboro, Fort Payne, and Rainsville
138 PM CDT Sun Sep 20 2026

                      Tonight      Mon          Mon Night    Tue

Cloud Cover           PCldy        PCldy        MCldy        PCldy
Min/Max Temp          69           93           67           90
Max/Min RH %          98           48           100          57
Wind 20ft am (mph)    Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft pm (mph)    Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Chance Precip (%)     0            30           40           70
Precip Type           None         Tstms        Tstms        Tstms
Precip Duration                    1            2            4
Precip Amount         0.00         0.03         0.05         0.17
Mixing Hgt(ft-agl/msl)             6700                      4700
Transport Wnd (mph)                W  5                      NW  7
Stability Class       D            D            D            D
Max LVORI             7            7            10           8
Dispersion                         33 Fair                   31 Fair

Remarks...None.

$$

.FORECAST FOR DAYS 3 THROUGH 7...
.TUESDAY NIGHT...Mostly clear with a chance of showers. Lows in
the mid 60s. Light winds.
.WEDNESDAY...Mostly sunny with a chance of showers. Highs in the
mid 80s. Minimum RH 61 percent. North winds around 5 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 60s. North
winds around 5 mph.
.THURSDAY...Mostly sunny. Highs in the lower 80s. Minimum RH
59 percent. North winds around 5 mph.
.THURSDAY NIGHT...Mostly clear. Lows around 60. North winds
around 5 mph.
.FRIDAY...Mostly sunny. Highs in the lower 80s. Minimum RH
55 percent. Northeast winds around 5 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s. Light
winds.
.SATURDAY...Mostly sunny. Highs in the lower 80s. Minimum RH
49 percent. Northeast winds around 5 mph.
.SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s. Light
winds.
.SUNDAY...Mostly sunny. Highs in the mid 80s. Minimum RH
43 percent. Light winds.

$$