001  
FNUS72 KCHS 101831  
FWSCHS  
 
SPOT FORECAST FOR FMF C147 WYDEN PLANNING...USFS  
NATIONAL WEATHER SERVICE CHARLESTON SC  
231 PM EDT TUE MAR 10 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 1000 EDT ON MARCH 11.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
 
HIGH PRESSURE IN THE WESTERN ATLANTIC WILL EXTEND ACROSS OUR  
REGION ON WEDNESDAY. THERE WON'T BE MUCH OF A SEA BREEZE ON  
WEDNESDAY. WINDS (20 FT) WILL BE VERY LIGHT AND GENERALLY FROM  
THE SOUTHWEST IN THE MORNING. AROUND 2 PM IS WHEN WINDS SHOULD  
GENERALLY BE FROM THE SOUTH AROUND 5 TO 7 MPH. WIND GUSTS (20 FT)  
ARE EXPECTED TO REMAIN BELOW 20 MPH WEDNESDAY AND WEDNESDAY NIGHT.  
DISPERSION IS EXPECTED TO BE FAIR WEDNESDAY NIGHT, WITH A LOW  
POTENTIAL FOR FOG. A COLD FRONT WILL MOVE OVER OUR REGION ON  
THURSDAY, BRINGING AROUND 0.75" OF RAIN TO THE BURN AREA.  
ADDITIONALLY, WIND GUSTS (20 FT) WILL EXCEED 20 MPH ON THURSDAY.  
   
WEDNESDAY  
 
SKY/WEATHER.........MOSTLY SUNNY.  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 83.  
MIN HUMIDITY........50 PERCENT.  
WIND (20 FT)........LIGHT SOUTHWEST WINDS IN THE MORNING BECOMING  
SOUTH 5 TO 7 MPH WITH GUSTS TO AROUND 16 MPH  
IN THE AFTERNOON.  
MIXING HEIGHT.......MAX 4100 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 6 TO 14 MPH INCREASING TO AROUND 18 MPH  
LATE IN THE AFTERNOON.  
MAX ADI.............85.  
INVERSION END.......10 AM.  
 
TIME (EDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........30 15 5 25 29 15 26 22  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0  
TEMP............70 76 79 82 82 82 82 82  
RH..............84 74 64 56 51 50 51 55  
20 FT WIND DIR..SW SW SW SW S S S S  
20 FT WIND SPD..2 3 5 5 6 7 7 7  
20 FT WIND GUST.9 11 13 14 16 16 16 16  
MIX HGT (KFT)...1.0 1.4 2.4 3.3 4.1 3.5 2.9 2.2  
TRANSP WIND DIR.SW SW SW SW SW SW SW SW  
TRANSP WIND SPD.6 6 14 14 14 18 18 18  
LVORI...........5 3 1 1 1 1 1 1  
ADI.............6 17 34 60 85 79 66 47  
   
WEDNESDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.  
CHANCE OF PCPN......0 PERCENT.  
MIN TEMPERATURE.....AROUND 63.  
MAX HUMIDITY........97 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 5 TO 6 MPH WITH GUSTS TO AROUND  
18 MPH.  
MAX LVORI...........6.  
MIN ADI.............1.  
INVERSION BEGIN.....7 PM.  
 
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........48 66 62 69 70 73  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0  
TEMP............78 73 69 68 68 66  
RH..............62 71 81 84 84 90  
20 FT WIND......S 6 S 5 S 6 S 6 SW 6 SW 6  
20 FT WIND GUST.16 16 16 16 16 18  
MIX HGT (FT)....1800 1000 1300 1400 1600 1400  
TRANSPORT WIND..SW 10 SW 10 SW 12 SW 12 SW 12 SW 10  
LVORI...........3 3 4 4 4 5  
ADI.............1 5 7 8 8 7  
   
THURSDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY. SHOWERS LIKELY EARLY IN THE  
MORNING, THEN SHOWERS IN THE AFTERNOON.  
SLIGHT CHANCE OF THUNDERSTORMS LATE IN  
THE MORNING.  
CHANCE OF PCPN......90 PERCENT.  
MAX TEMPERATURE.....AROUND 76.  
MIN HUMIDITY........71 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 6 TO 8 MPH SHIFTING TO THE  
NORTH AROUND 9 MPH LATE IN THE AFTERNOON. GUSTS  
UP TO 24 MPH. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS LATE IN THE MORNING.  
MIXING HEIGHT.......MAX 3200 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 8 TO 16 MPH INCREASING TO NORTHWEST  
24 TO 28 MPH IN THE AFTERNOON.  
MAX ADI.............78.  
INVERSION END.......6 AM.  
 
TIME (EDT) 6 AM 9 AM NOON 3 PM  
SKY (%).........77 81 79 92  
WEATHER TYPE....NONE RNSHWR RNSHWR RNSHWR  
TSTM COV........ S CHC  
CHC OF PCPN (%).0 60 60 90  
TEMP............64 68 75 69  
RH..............97 84 71 76  
20 FT WIND......SW 6G18 SW 7G18 SW 8G18 NW 9G20  
MIX HGT (FT)....1300 2000 3000 2500  
TRANSPORT WIND..SW 8 SW 16 NW 24 N 28  
LVORI...........5 4 3 3  
ADI.............16 30 74 59  
 
 
FORECASTER...STROZ  
REQUESTED BY...KELLY WETZEL  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2605313.0/CHS  
.DELDT 03/10/26  
.FORMATTERVERSION 2.0.0  
.EMAIL MICHAEL.C.LESLIE@USDA.GOV,KELLY.WETZELWILSON@USDA.GOV  
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