933
FNUS54 KHUN 181733
FWFHUN
FIRE WEATHER PLANNING FORECAST FOR ALABAMA
NATIONAL WEATHER SERVICE HUNTSVILLE AL
1233 PM CDT TUE AUG 18 2026
DISCUSSION
LITTLE TO NO RAIN IS FORECAST THROUGH WEDNESDAY AFTERNOON.
HOWEVER, FROM WEDNESDAY NIGHT THROUGH THURSDAY, LOW TO MEDIUM
(20-50%) CHANCES OF SHOWERS AND STORMS WILL RETURN. MINIMUM
RELATIVE HUMIDITY VALUES WILL STAY ABOVE ANY CRITICAL THRESHOLDS
FOR THE MOST PART THROUGH THURSDAY. HOWEVER, A FEW SPOTS MAY DIP
TO AROUND 35% WEDNESDAY AFTERNOON. MIXING HEIGHTS ARE EXPECTED TO
MAINLY REACH BETWEEN 3500-5800 FEET ON WEDNESDAY AND BETWEEN
3000-5500 FEET ON THURSDAY. LIGHT NORTHERLY TRANSPORT WINDS ON
WEDNESDAY BECOME WEST/SOUTHWESTERLY ON THURSDAY AND RANGE BETWEEN
5-10 MPH. LASTLY, FAIR DAYTIME DISPERSIONS ARE FORECAST ON
WEDNESDAY WITH FAIR TO GENERALLY GOOD DISPERSIONS ON THURSDAY.
FOG POTENTIAL OVER THE NEXT FEW DAYS: OTHER THAN SPORADIC PATCHY
FOG IN RIVER VALLEYS AND NEXT TO BODIES OF WATER, FOG IS NOT
ANTICIPATED FOR MOST AREAS TONIGHT. AS MOISTURE INCREASES FROM MID
TO LATE WEEK, LOW TO MEDIUM CHANCES OF PATCHY FOG WILL RETURN
EACH NIGHT/EARLY MORNING.
POTENTIAL FOR RED FLAG CONDITIONS: NONE AT THIS TIME.
ALZ001>003-190930-
LAUDERDALE-COLBERT-FRANKLIN AL-
INCLUDING THE CITIES OF FLORENCE, MUSCLE SHOALS, SHEFFIELD,
TUSCUMBIA, RUSSELLVILLE, AND RED BAY
1233 PM CDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR MCLEAR PCLDY
MIN/MAX TEMP 68 96 73 92
MAX/MIN RH % 98 44 91 56
WIND 20FT AM (MPH) LGT/VAR LGT/VAR LGT/VAR W 4
WIND 20FT PM (MPH) LGT/VAR LGT/VAR LGT/VAR W 4
CHANCE PRECIP (%) 0 0 0 30
PRECIP TYPE NONE NONE NONE TSTMS
PRECIP DURATION 2
PRECIP AMOUNT 0.00 0.00 0.00 0.02
MIXING HGT(FT-AGL/MSL) 6300 5500
TRANSPORT WND (MPH) NW 5 W 9
STABILITY CLASS D D D D
MAX LVORI 7 6 6 5
DISPERSION 30 FAIR 52 GEN GOOD
REMARKS...NONE.
ALZ004-014-190930-
LAWRENCE-WINSTON-
INCLUDING THE CITIES OF MOULTON, TOWN CREEK, AND HALEYVILLE
1233 PM CDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR
MIN/MAX TEMP 68 94 72 93
MAX/MIN RH % 98 41 93 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 0 20
PRECIP TYPE NONE NONE NONE TSTMS
PRECIP DURATION 1
PRECIP AMOUNT 0.00 0.00 0.00 0.00
MIXING HGT(FT-AGL/MSL) 5700 5300
TRANSPORT WND (MPH) N 5 W 8
STABILITY CLASS D D D D
MAX LVORI 8 7 6 6
DISPERSION 33 FAIR 45 GEN GOOD
REMARKS...NONE.
ALZ005>007-016-190930-
LIMESTONE-MADISON-MORGAN-CULLMAN-
INCLUDING THE CITIES OF ATHENS, HUNTSVILLE, DECATUR, AND CULLMAN
1233 PM CDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR MCLEAR PCLDY
MIN/MAX TEMP 67 94 72 94
MAX/MIN RH % 95 42 90 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 0 10
PRECIP TYPE NONE NONE NONE TSTMS
PRECIP DURATION 1
PRECIP AMOUNT 0.00 0.00 0.00 0.01
MIXING HGT(FT-AGL/MSL) 5300 5500
TRANSPORT WND (MPH) N 5 W 8
STABILITY CLASS D D D D
MAX LVORI 7 6 5 5
DISPERSION 30 FAIR 39 FAIR
REMARKS...NONE.
ALZ008>010-190930-
MARSHALL-JACKSON-DEKALB-
INCLUDING THE CITIES OF ALBERTVILLE, BOAZ, GUNTERSVILLE, ARAB,
SCOTTSBORO, FORT PAYNE, AND RAINSVILLE
1233 PM CDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR MCLEAR PCLDY
MIN/MAX TEMP 65 93 69 93
MAX/MIN RH % 93 39 86 50
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 0 10
PRECIP TYPE NONE NONE NONE TSTMS
PRECIP DURATION 1
PRECIP AMOUNT 0.00 0.00 0.00 0.02
MIXING HGT(FT-AGL/MSL) 4900 5800
TRANSPORT WND (MPH) N 5 W 9
STABILITY CLASS D D D D
MAX LVORI 7 5 5 5
DISPERSION 36 FAIR 48 GEN GOOD
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 70S. LIGHT WINDS.
FRIDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS AROUND 90. MINIMUM RH 61 PERCENT. LIGHT
WINDS.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 60S. LIGHT
WINDS.
SATURDAY
SUNNY. HIGHS AROUND 90. MINIMUM RH 50 PERCENT. NORTH
WINDS AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. LIGHT
WINDS.
SUNDAY
SUNNY. HIGHS AROUND 90. MINIMUM RH 47 PERCENT. NORTH
WINDS AROUND 5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 60S. LIGHT
WINDS.
MONDAY
MOSTLY SUNNY. HIGHS AROUND 90. MINIMUM RH 47 PERCENT.
LIGHT WINDS.
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 70. LIGHT WINDS.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH
49 PERCENT. NORTH WINDS AROUND 5 MPH.
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