113
FNUS54 KHUN 211739
FWFHUN
FIRE WEATHER PLANNING FORECAST FOR ALABAMA
NATIONAL WEATHER SERVICE HUNTSVILLE AL
1239 PM CDT THU MAY 21 2026
DISCUSSION
PERIODS OF SHOWERS AND A FEW THUNDERSTORMS ARE EXPECTED AT TIMES
THE NEXT SEVERAL DAYS. EXACT TIMING WILL VARY, BUT THROUGH
SATURDAY, THE HIGHEST CHANCES WILL BE DURING THE MORNING INTO THE
AFTERNOON HOURS. BRIEF GUSTY WINDS, OCCASIONAL LIGHTNING AND
LOCALLY EXCESSIVE RAINFALL AND BRIEF FLOODING ARE THE PRIMARY
HAZARDS FROM THE STRONGER THUNDERSTORMS. FAIR TO GENERALLY GOOD
SMOKE DISPERSION IS EXPECTED FRIDAY AND SATURDAY WITH SOUTH-SOUTHWEST
TRANSPORT WINDS OF 13-16 MPH.
FOG POTENTIAL OVER THE NEXT FEW DAYS: PATCHY FOG MAY OCCUR WITHIN
AND AFTER PERIODS OF PERSISTENT RAINFALL. ALSO, MOUNTAINTOP FOG
MAY OCCUR DUE TO LOW CLOUDS AT TIMES, ESPECIALLY AT NIGHT INTO
EARLY MORNING.
POTENTIAL FOR RED FLAG CONDITIONS: NOT EXPECTED.
ALZ001>003-220915-
LAUDERDALE-COLBERT-FRANKLIN AL-
INCLUDING THE CITIES OF FLORENCE, MUSCLE SHOALS, SHEFFIELD,
TUSCUMBIA, RUSSELLVILLE, AND RED BAY
1239 PM CDT THU MAY 21 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
MIN/MAX TEMP 63 79 64 83
MAX/MIN RH % 100 77 100 69
WIND 20FT AM (MPH) LGT/VAR S 8 G17 S 4 SW 4
WIND 20FT PM (MPH) LGT/VAR S 8 G17 S 4 SW 4
CHANCE PRECIP (%) 80 90 80 60
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
PRECIP DURATION 8 8 12 6
PRECIP AMOUNT 0.28 0.70 0.22 0.19
MIXING HGT(FT-AGL/MSL) 3200 3600
TRANSPORT WND (MPH) S 16 SW 13
STABILITY CLASS C C C C
MAX LVORI 9 8 9 8
DISPERSION 46 GEN GOOD 51 GEN GOOD
REMARKS...NONE.
ALZ004-014-220915-
LAWRENCE-WINSTON-
INCLUDING THE CITIES OF MOULTON, TOWN CREEK, AND HALEYVILLE
1239 PM CDT THU MAY 21 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
MIN/MAX TEMP 63 80 63 82
MAX/MIN RH % 100 76 100 69
WIND 20FT AM (MPH) LGT/VAR S 8 G17 S 4 SW 4
WIND 20FT PM (MPH) LGT/VAR S 8 G17 S 4 SW 4
CHANCE PRECIP (%) 80 90 90 70
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
PRECIP DURATION 7 9 11 9
PRECIP AMOUNT 0.24 0.59 0.27 0.20
MIXING HGT(FT-AGL/MSL) 3100 3900
TRANSPORT WND (MPH) S 16 SW 13
STABILITY CLASS C C C D
MAX LVORI 9 8 9 9
DISPERSION 40 FAIR 51 GEN GOOD
REMARKS...NONE.
ALZ005>007-016-220915-
LIMESTONE-MADISON-MORGAN-CULLMAN-
INCLUDING THE CITIES OF ATHENS, HUNTSVILLE, DECATUR, AND CULLMAN
1239 PM CDT THU MAY 21 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
MIN/MAX TEMP 63 80 63 82
MAX/MIN RH % 100 77 100 71
WIND 20FT AM (MPH) LGT/VAR S 8 G17 S 4 SW 4
WIND 20FT PM (MPH) LGT/VAR S 8 G17 S 4 SW 4
CHANCE PRECIP (%) 80 90 90 70
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
PRECIP DURATION 7 9 12 9
PRECIP AMOUNT 0.19 0.54 0.40 0.23
MIXING HGT(FT-AGL/MSL) 3300 4200
TRANSPORT WND (MPH) S 16 SW 13
STABILITY CLASS C D C C
MAX LVORI 7 7 7 8
DISPERSION 42 GEN GOOD 44 GEN GOOD
REMARKS...NONE.
ALZ008>010-220915-
MARSHALL-JACKSON-DEKALB-
INCLUDING THE CITIES OF ALBERTVILLE, BOAZ, GUNTERSVILLE, ARAB,
SCOTTSBORO, FORT PAYNE, AND RAINSVILLE
1239 PM CDT THU MAY 21 2026
TONIGHT FRI FRI NIGHT SAT
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
MIN/MAX TEMP 61 79 61 80
MAX/MIN RH % 100 76 100 75
WIND 20FT AM (MPH) LGT/VAR S 8 S 5 SW 4
WIND 20FT PM (MPH) LGT/VAR S 8 S 5 SW 4
CHANCE PRECIP (%) 80 80 100 80
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
PRECIP DURATION 5 5 12 11
PRECIP AMOUNT 0.17 0.48 0.53 0.26
MIXING HGT(FT-AGL/MSL) 3100 3400
TRANSPORT WND (MPH) S 15 SW 12
STABILITY CLASS C D C C
MAX LVORI 9 8 9 8
DISPERSION 38 FAIR 38 FAIR
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE MID 60S. LIGHT WINDS.
SUNDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. HIGHS IN THE
LOWER 80S. MINIMUM RH 77 PERCENT. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. LIGHT WINDS.
MONDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. HIGHS AROUND 80.
MINIMUM RH 73 PERCENT. SOUTHEAST WINDS AROUND 5 MPH.
MONDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. LIGHT WINDS.
TUESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE LOWER 80S. MINIMUM RH 70 PERCENT.
SOUTHEAST WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE MID 60S. LIGHT WINDS.
WEDNESDAY
PARTLY SUNNY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE LOWER 80S. MINIMUM RH 65 PERCENT.
SOUTHEAST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. LIGHT
WINDS.
THURSDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE MID 80S. MINIMUM RH 63 PERCENT. LIGHT
WINDS.
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