758
FNUS74 KBMX 171853
FWSBMX

Spot Forecast for Gravity Hill...USDA-FS
National Weather Service Birmingham AL
1253 PM CST Mon Nov 17 2025

Forecast is based on forecast start time of 1300 CST on November 17.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...

Conditions at the wildfire site along County Rd 642 will remain dry
in terms of RH as well as surface fuels through this afternoon.
MinRH values are expected to remain in the upper teens to lower 20s
through the afternoon with 20ft winds between 5 and 10mph. A few
gusts up to 15mph aren`t out of the question through 2pm. Winds are
forecast to diminish through the late afternoon and become calm
overnight. MinRH values are expected in the lower 30s through the day
on Tuesday as 20ft winds and transport winds become southerly.


.REST OF TODAY...

Sky/weather.........Sunny (10-20 percent).
CWR.................0 percent.
Max temperature.....Around 67.
Min humidity........17 percent.
Wind (20 ft)........North to northeast between 5 and 10mph with a few
                    gusts to 15mph through 2pm, then becoming light
                    late in the afternoon.
Mixing height.......2800 ft AGL.
Transport winds.....North 8 to 10 mph.
Dispersion index....20 decreasing to 4 late in the afternoon.
LVORI...............2.

TIME (CST)      1PM 2PM 3PM 4PM 5PM
Sky (%).........26  11  5   8   15
Weather cov.....
Weather type....
Tstm cov........
CWR.............0   0   0   0   0
Temp............65  66  65  64  60
RH..............17  17  18  19  23
20 FT wind dir..N   N   N   N   NE
20 FT wind dir..020 020 020 020 040
20 FT wind spd..8   7   6   5   5
20 FT wind gust.13  12  11  10  9
Mix hgt (kft)...2.8 2.8 2.7 0.8 0.3
Transp wind dir.N   N   N   N   NE
Transp wind spd.6   6   6   5   6
Dispersion idx..20  20  19  5   2
LVORI...........2   2   2   2   2

.TONIGHT...

Sky/weather.........Mostly clear (5-15 percent).
CWR.................0 percent.
Min temperature.....Around 46.
Max humidity........53 percent.
Wind (20 ft)........Light winds.
Mixing height.......200 ft AGL.
Transport winds.....East 5 to 8 mph shifting to the southeast 7 to
                    9 mph overnight.
Dispersion index....3.
LVORI...............2.

TIME (CST)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........12  11  9   8   10  10  8   15  12  7   8   9
Weather cov.....
Weather type....
Tstm cov........
CWR.............0   0   0   0   0   0   0   0   0   0   0   0
Temp............54  51  50  49  48  47  48  47  47  47  46  47
RH..............32  41  41  46  51  53  49  51  49  49  51  47
20 FT wind dir..E   E   E   E   E   E   SE  SE  SE  SE  SE  SE
20 FT wind dir..070 080 090 100 100 110 120 120 130 130 140 140
20 FT wind spd..4   4   3   2   2   2   2   2   2   2   2   2
20 FT wind gust.7   6   5   5   5   5   5   5   6   6   6   6
Mix hgt (kft)...0.3 0.3 0.3 0.3 0.2 0.3 0.3 0.3 0.3 0.3 0.3 0.3
Transp wind dir.E   E   E   E   E   E   SE  SE  SE  SE  S   S
Transp wind spd.6   5   6   6   7   7   6   8   7   8   9   9
Dispersion idx..2   2   2   2   2   2   3   4   3   4   4   4
LVORI...........2   2   2   2   2   2   2   2   2   2   2   2

.TUESDAY...

Sky/weather.........Sunny (15-25 percent).
CWR.................0 percent.
Max temperature.....Around 75.
Min humidity........30 percent.
Wind (20 ft)........Light winds becoming south 5 to 7 mph in the
                    late morning and afternoon.
Mixing height.......3400 ft AGL.
Transport winds.....South 10 to 17 mph.
Dispersion index....6 increasing to 37 late in the morning, then
                    increasing to 56 early in the afternoon
                    increasing to 70 early in the afternoon
                    decreasing to 18 decreasing to 8 late in the
                    afternoon.
LVORI...............2.

TIME (CST)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........9   8   8   8   7   9   14  13  13  16  20  30
Weather cov.....
Weather type....
Tstm cov........
CWR.............0   0   0   0   0   0   0   0   0   0   0   0
Temp............48  49  57  62  67  70  73  74  74  75  73  69
RH..............46  50  40  35  32  30  33  32  35  38  38  47
20 FT wind dir..SE  SE  S   S   S   S   S   S   SW  S   S   S
20 FT wind dir..150 150 160 170 180 190 200 200 210 200 190 180
20 FT wind spd..2   2   3   5   5   6   6   7   6   6   5   5
20 FT wind gust.6   7   8   10  10  11  12  12  13  12  11  11
Mix hgt (kft)...0.3 0.3 0.5 0.9 1.5 2.3 3.0 3.4 3.4 3.4 1.1 0.6
Transp wind dir.S   S   S   S   S   S   SW  SW  SW  SW  S   S
Transp wind spd.10  12  13  13  13  13  15  16  17  16  13  10
Dispersion idx..5   5   6   6   6   37  56  67  72  67  18  8
LVORI...........2   2   2   2   2   2   1   1   1   1   1   1

$$
Forecaster...GGoggins
Requested by...Alabama Interagency Coordination Center
Type of request...WILDFIRE
.TAG 2526159.0/BMX
.DELDT 11/17/25
.FormatterVersion 2.0.0