635
FNUS74 KLCH 151413
FWSLCH

Spot Forecast for LUA BU 108/104...USFS
National Weather Service Lake Charles LA
913 AM CDT Tue Sep 15 2026

Forecast is based on ignition time of 0700 CDT on September 15.
If conditions become unrepresentative...contact the National Weather
Service.

Please contact our office at (337) 477-5285, if you have questions
or concerns with this forecast.

.DISCUSSION...

Upper level ridging will maintain light, variable winds and partly cloudy
skies today and Wednesday. Patchy fog may develop early Wednesday morning
as winds calm and skies clear. Any fog that develops will dissipate by 8 AM.
Minimum RH values Wednesday afternoon will fall to around 50%. A stray shower
or thunderstorm cannot be completely ruled out, but probabilities are less than
20%.

.REST OF TODAY...

Sky/weather.........Sunny (20-30 percent).
Max temperature.....Around 96.
Min humidity........48 percent.
Eye level winds.....Light winds.
Wind (20 ft)........Light winds.
Mixing height (m)...122-1859 meters AGL.
Transport winds m/s.South 1 to 3 meters/second shifting to the
                    southeast 2 to 3 meters/second late in the
                    afternoon.

TIME (CDT)      7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........36  26  37  14  13  10  15  16  19  35  25
Weather cov.....PTY
Weather type....
Tstm cov........
Temp............75  77  81  86  89  91  93  94  94  95  94
RH..............97  94  85  72  64  58  51  49  49  48  49
20 FT wind dir..N   N   N   N   SW  SW  S   S   SE  S   S
20 FT wind spd..0   0   0   0   1   1   1   1   1   2   2
20 FT wind gust.2   2   2   3   5   5   5   5   5   5   5
Eye lvl wnd dir.N   N   N   N   SW  SW  S   S   SE  S   S
Eye lvl wnd spd.0   0   0   0   1   1   1   1   1   1   1
Eye lvl wnd gst.1   1   1   2   3   3   3   3   3   3   3
Mix hgt (km)....0.1 0.1 0.4 0.6 1.0 1.4 1.8 1.9 1.8 1.4 1.3
Trans wind dir..SW  SW  SW  SW  S   S   S   S   SE  SE  SE
Trans spd (m/s).2   1   2   3   2   3   2   2   2   2   3

.TONIGHT...

Sky/weather.........Partly cloudy (30-40 percent). Patchy fog after
                    3 am.
Min temperature.....Around 75.
Max humidity........97 percent.
Eye level winds.....Light winds.
Wind (20 ft)........Light winds.
Mixing height (m)...122-945 meters AGL.
Transport winds m/s.South 3 to 4 meters/second shifting to the
                    southwest 1 to 2 meters/second after 3 am.

TIME (CDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........34  38  54  24  16  16  13  17  15  20  29  20
Weather cov.....                                        PTY
Weather type....                                        FOG
Tstm cov........
Temp............92  90  84  82  81  80  79  78  78  77  76  76
RH..............54  58  72  77  79  82  85  88  88  94  97  94
20 FT wind dir..SE  SE  SE  SE  S   N   N   N   N   N   N   N
20 FT wind spd..1   1   1   1   1   0   0   0   0   0   0   0
20 FT wind gust.6   6   5   5   5   3   2   2   2   2   2   2
Eye lvl wnd dir.SE  SE  SE  SE  S   N   N   N   N   N   N   N
Eye lvl wnd spd.1   1   1   1   1   0   0   0   0   0   0   0
Eye lvl wnd gst.4   4   3   3   3   2   1   1   1   1   1   1
Mix hgt (km)....0.9 0.2 0.1 0.2 0.2 0.1 0.1 0.1 0.1 0.1 0.1 0.1
Trans wind dir..SE  SE  SE  SE  S   S   S   S   S   SW  SW  SW
Trans spd (m/s).3   3   3   3   4   3   3   3   3   2   2   1

.WEDNESDAY...

Sky/weather.........Sunny (15-25 percent). Patchy fog early in the
                    morning.
Max temperature.....Around 95.
Min humidity........46 percent.
Eye level winds.....Light winds becoming east around 4 mph late in
                    the morning.
Wind (20 ft)........East winds 5 to 6 mph early in the morning
                    becoming light, then becoming east around 6 mph
                    late in the morning.
Mixing height (m)...122-2286 meters AGL.
Transport winds m/s.East 1 to 4 meters/second.

TIME (CDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........14  4   0   2   7   6   9   21  13  31  38  32
Weather cov.....    PTY
Weather type....    FOG
Tstm cov........
Temp............76  75  77  81  87  89  92  93  93  94  93  93
RH..............94  97  94  85  68  61  52  49  47  46  47  47
20 FT wind dir..N   NE  NE  NE  E   E   E   E   E   E   E   E
20 FT wind spd..0   1   2   2   3   6   6   6   6   6   6   6
20 FT wind gust.3   5   6   7   8   10  12  12  12  12  12  12
Eye lvl wnd dir.N   NE  NE  NE  E   E   E   E   E   E   E   E
Eye lvl wnd spd.0   1   1   1   2   4   4   4   4   4   4   4
Eye lvl wnd gst.2   3   4   4   5   6   7   7   7   7   7   7
Mix hgt (km)....0.1 0.1 0.2 0.5 0.9 1.5 1.8 2.1 2.3 2.2 1.9 1.0
Trans wind dir..NE  NE  NE  E   E   E   E   E   E   E   E   E
Trans spd (m/s).1   2   2   3   4   4   4   4   4   4   4   4

$$
Forecaster...JONES
Requested by...Andrew Walters
Type of request...PRESCRIBED
.TAG 2621581.2/LCH
.DELDT 09/15/26
.FormatterVersion 2.0.0
.EMAIL andrew.walters2@usda.gov,adam.boudreaux@usda.gov