402
FNUS72 KCHS 160811
FWSCHS

Spot Forecast for C157/158...USFS
National Weather Service Charleston SC
411 AM EDT Fri May 16 2025

Forecast is based on ignition time of 0900 EDT on May 16.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...
No precipitation is expected today as mid-level high pressure
builds overhead. Temperatures will quickly warm into 90s with the
morning inversion ending around 10 AM. A robust sea breeze will
occur today and start to affect the burn site between 1 and 3 PM.
No fog is expected Friday night into Saturday morning with
overnight dispersion poor.

Fog potential for tonight: Low.


.REST OF TODAY...

Sky/weather.........Mostly sunny.
Chance of pcpn......0 percent.
Max temperature.....Around 92.
Min humidity........45 to 50 percent.
Wind (20 ft)........Light winds becoming west 5 to 10 mph late in
                    the morning, then shifting to the southwest 10
                    to 14 mph late in the afternoon.
Mixing Height.......Max 3700 ft AGL.
Transport winds.....West 10 to 18 mph.
Max ADI.............48.
Inversion End.......1000

TIME (EDT)      9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........30  29  29  32  35  39  40  40  40
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   0   0   0   0
Temp............77  82  86  89  91  92  92  91  90
RH..............82  69  63  57  52  51  51  54  56
20 FT wind dir..W   W   W   W   W   SW  SW  SW  SW
20 FT wind spd..4   4   6   6   6   9   10  10  10
20 FT wind gust.5   5   9   10  12  14  14  14  14
Mix hgt (kft)...1.1 1.2 2.4 2.9 3.3 3.5 3.7 3.1 2.4
Transp wind dir.W   W   W   W   W   W   SW  SW  SW
Transp wind spd.10  10  12  12  16  16  16  16  16
LVORI...........4   3   1   1   1   1   1   1   1
ADI.............15  25  35  42  42  44  46  48  38

.TONIGHT...

Sky/weather.........Partly cloudy.
Chance of pcpn......0 percent.
Min temperature.....Around 71.
Max humidity........90 percent.
Wind (20 ft)........Southwest winds 10 to 15 mph in the evening
                    becoming southwest around 5 mph.
Max LVORI...........6.
Min ADI.............1.
Inversion Begin.....1800

TIME (EDT)      6 PM      9 PM      MIDNGT    3 AM
Sky (%).........40        45        49        41
Weather type....NONE      NONE      NONE      NONE
Tstm cov........
Chc of pcpn (%).0         0         0         0
Temp............87        78        75        74
RH..............61        82        87        87
20 FT wind......S 12      SW 5      SW 5      SW 5
Mix hgt (ft)....1300      400       400       400
Transport wind..SW 12     SW 5      SW 5      SW 5
LVORI...........3         5         6         6
ADI.............1         4         4         4

.SATURDAY...

Sky/weather.........Mostly sunny.
Chance of pcpn......10 percent.
Max temperature.....Around 93.
Min humidity........40 to 45 percent.
Wind (20 ft)........Southwest winds 5 to 10 mph. Winds increasing
                    10 to 15 mph by the afternoon.
Mixing Height.......Max 4600 ft AGL.
Transport winds.....West 5 to 15 mph increasing to 20 to 25 mph in
                    the afternoon.
Max ADI.............112.
Inversion End.......1000

TIME (EDT)      6 AM         10 AM        2 PM
Sky (%).........42           45           49
Weather type....NONE         NONE         NONE
Tstm cov........
Chc of pcpn (%).0            0            10
Temp............71           82           93
RH..............90           61           44
20 FT wind......SW 5         W 7G14       SW 10G19
Mix hgt (ft)....400          1800         4600
Transport wind..SW 6         W 20         W 25
LVORI...........6            1            1
ADI.............6            35           112

$$
Forecaster...Haines
Requested by...Mike Leslie
Type of request...PRESCRIBED
.TAG 2514085.0/CHS
.DELDT 05/16/25
.FormatterVersion 2.0.0
.EMAIL kelly.wetzelwilson@usda.gov