740
FNUS74 KBMX 191250
FWSBMX

Spot Forecast for Gravity Hill...USFS
National Weather Service Birmingham AL
650 AM CST Wed Nov 19 2025

Forecast is based on forecast start time of 0700 CST on November 19.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...

Partly cloudy skies are forecast today with minimum RH values in
the lower 60 percent range near the area of interest. 20ft winds
will shift from the southwest to west- southwest at 5-8 mph with a
few gusts up to 15 mph. RH values will remain well above critical
thresholds for the next few days but fire weather concerns will
persist due to dry fuels and continued drought conditions. Wetting
rain chances return to much of the area during the day on Friday.

.REST OF TODAY...

Sky/weather.........Partly sunny (55-65 percent).
CWR.................0 percent.
Max temperature.....Around 77.
Min humidity........62 percent.
Wind (20 ft)........West winds 5 to 6 mph in the morning and early
                    afternoon becoming light.
Mixing height.......2900 ft AGL.
Transport winds.....West 8 to 16 mph.
Dispersion index....9 increasing to 31 late in the morning, then
                    decreasing to 16 late in the afternoon
                    decreasing to 1 late in the afternoon.
LVORI...............5.

TIME (CST)      7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........63  58  65  70  65  65  61  55  52  54  63
Weather cov.....
Weather type....
Tstm cov........
CWR.............0   0   0   0   0   0   0   0   0   0   0
Temp............62  64  67  70  73  74  75  75  75  76  72
RH..............97  97  87  78  73  71  69  66  66  62  73
20 FT wind dir..SW  SW  W   W   W   W   W   W   W   W   W
20 FT wind dir..230 240 250 250 260 260 260 270 270 270 270
20 FT wind spd..5   6   6   6   6   6   6   5   5   3   2
20 FT wind gust.12  12  13  12  11  12  11  11  10  8   7
Mix hgt (kft)...0.5 1.0 1.3 1.6 1.9 2.2 2.6 2.9 2.5 1.3 0.5
Transp wind dir.W   W   W   W   W   W   W   W   W   W   W
Transp wind spd.10  15  16  15  15  14  14  14  13  10  8
Dispersion idx..7   10  11  10  35  28  30  32  27  16  1
LVORI...........6   6   3   3   3   3   3   3   3   3   3

.TONIGHT...

Sky/weather.........Mostly cloudy (60-70 percent).
CWR.................0 percent.
Min temperature.....Around 60.
Max humidity........100 percent.
Wind (20 ft)........Light winds.
Mixing height.......400 ft AGL.
Transport winds.....West 5 to 8 mph decreasing to around 3 mph.
Dispersion index....1.
LVORI...............8.

TIME (CST)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........62  62  59  59  61  64  66  66  67  68  65  63
Weather cov.....
Weather type....
Tstm cov........
CWR.............0   0   0   0   0   0   0   0   0   0   0   0
Temp............70  67  64  64  63  62  62  61  61  61  60  60
RH..............78  90  97  93  97  97  100 100 100 100 100 100
20 FT wind dir..W   W   SW  W   W   W   W   W   NW  NW  W   W
20 FT wind dir..270 270 240 250 250 250 250 270 300 300 290 270
20 FT wind spd..2   2   2   2   2   2   2   2   2   2   2   2
20 FT wind gust.6   5   5   5   5   4   4   4   4
Mix hgt (kft)...0.4 0.4 0.4 0.5 0.4 0.4 0.4 0.4 0.5 0.4 0.4 0.4
Transp wind dir.W   W   W   W   W   W   NW  NW  N   NW  NW  W
Transp wind spd.8   6   6   6   6   5   5   5   5   3   3   3
Dispersion idx..0   0   0   0   0   0   2   2   2   2   2   2
LVORI...........6   6   6   9   9   9   10  10  10  10  10  10

.THURSDAY...

Sky/weather.........Partly sunny (60-70 percent).
CWR.................10 percent.
Max temperature.....Around 79.
Min humidity........50 percent.
Wind (20 ft)........Light winds.
Mixing height.......3500 ft AGL.
Transport winds.....West 3 to 8 mph.
Dispersion index....3 increasing to 21 late in the morning, then
                    decreasing to 11 late in the afternoon.
LVORI...............5.

TIME (CST)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........65  50  54  59  57  55  54  58  63  67  72  77
Weather cov.....
Weather type....
Tstm cov........
CWR.............0   0   0   0   0   0   10  10  10  10  10  10
Temp............61  62  65  69  72  75  77  78  79  78  76  73
RH..............97  100 90  78  71  64  58  54  50  50  54  59
20 FT wind dir..S   SE  S   W   W   SW  SW  SW  SW  SW  SW  S
20 FT wind dir..200 150 200 250 250 240 240 240 230 220 210 180
20 FT wind spd..2   2   2   2   2   2   3   3   3   3   2   2
20 FT wind gust.        4   5   6   6   7   7   7   7   6   6
Mix hgt (kft)...0.4 0.5 0.7 1.0 1.8 2.7 3.4 3.5 3.4 2.9 2.1 1.2
Transp wind dir.SW  W   W   W   W   W   W   W   SW  SW  SW  S
Transp wind spd.3   5   6   7   8   8   8   8   7   6   5   5
Dispersion idx..2   2   3   3   4   24  20  21  18  14  12  7
LVORI...........8   8   8   3   3   3   2   2   2   2   2   2

$$
Forecaster...Holmes
Requested by...Troy McFarland
Type of request...WILDFIRE
.TAG 2526375.0/BMX
.DELDT 11/19/25
.FormatterVersion 2.0.0