586  
FNUS72 KCHS 140630  
FWSCHS  
 
SPOT FORECAST FOR SC-FMNF C212 SEEWEE...USFS  
NATIONAL WEATHER SERVICE CHARLESTON SC  
230 AM EDT TUE OCT 14 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 0900 EDT ON OCTOBER 14.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
HIGH PRESSURE CENTERED WELL TO OUR NORTHWEST WILL EXTEND INTO OUR  
REGION THROUGH WEDNESDAY, BRINGING DRIER CONDITIONS. IF THERE IS  
ANY FOG OR LOW STRATUS AT THE BURN SITE THIS (TUESDAY) MORNING,  
THEY ARE EXPECTED TO DISSIPATE SHORTLY AFTER SUNRISE, FOLLOWED BY  
A MOSTLY SUNNY DAY  
 
THE LOWEST POSSIBLE RHS TODAY ARE EXPECTED TO BE AROUND 64  
PERCENT. THE HIGHEST MAXIMUM WIND (20 FT) GUSTS TODAY ARE  
EXPECTED TO BE AROUND 14 MPH. THERE IS THE POTENTIAL FOR FOG LATE  
TONIGHT THROUGH EARLY WEDNESDAY MORNING.  
 
   
REST OF TODAY
 
 
SKY/WEATHER.........SUNNY.  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 75.  
MIN HUMIDITY........64 PERCENT.  
WIND (20 FT)........LIGHT NORTH WINDS EARLY IN THE MORNING,  
BECOMING 5 TO 6 MPH LATE IN THE MORNING.  
MIXING HEIGHT.......MAX 3800 FT AGL.  
TRANSPORT WINDS.....NORTH 8 TO 16 MPH.  
MAX ADI.............78.  
INVERSION END.......10 AM.  
 
TIME (EDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........26 38 36 15 12 14 12 21 38  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0  
TEMP............61 66 69 71 73 74 74 75 73  
RH..............100 87 76 73 68 66 69 64 71  
20 FT WIND DIR..N N N N N N N N N  
20 FT WIND SPD..3 4 5 5 5 5 6 6 6  
20 FT WIND GUST.11 11 11 11 13 13 13 14 14  
MIX HGT (KFT)...0.6 1.2 2.1 2.5 3.2 3.6 3.8 3.7 3.0  
TRANSP WIND DIR.N N N N N N N N N  
TRANSP WIND SPD.8 8 8 14 14 14 16 16 16  
LVORI...........9 4 3 3 1 1 1 1 3  
ADI.............5 14 30 40 54 66 74 78 64  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
CHANCE OF PCPN......0 PERCENT.  
MIN TEMPERATURE.....AROUND 59.  
MAX HUMIDITY........97 PERCENT.  
WIND (20 FT)........NORTH WINDS AROUND 5 MPH WITH GUSTS TO AROUND  
14 MPH EARLY IN THE EVENING BECOMING LIGHT.  
MAX LVORI...........6.  
MIN ADI.............1.  
INVERSION BEGIN.....7 PM.  
 
TIME (EDT) 6 PM 9 PM MIDNGT 3 AM  
SKY (%).........44 46 40 22  
WEATHER TYPE....NONE NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0  
TEMP............72 65 63 61  
RH..............73 90 93 93  
20 FT WIND......N 5G14 N 3G13 N 4G14 N 4G16  
MIX HGT (FT)....1900 700 700 700  
TRANSPORT WIND..N 10 N 6 N 6 N 8  
LVORI...........4 6 6 6  
ADI.............1 3 3 3  
   
WEDNESDAY
 
 
SKY/WEATHER.........SUNNY.  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 76.  
MIN HUMIDITY........62 PERCENT.  
WIND (20 FT)........NORTH WINDS 5 TO 6 MPH. GUSTS UP TO 18 MPH IN  
THE MORNING.  
MIXING HEIGHT.......MAX 3700 FT AGL.  
TRANSPORT WINDS.....NORTH 8 TO 16 MPH.  
MAX ADI.............62.  
INVERSION END.......9 AM.  
 
TIME (EDT) 6 AM 10 AM 2 PM  
SKY (%).........22 6 15  
WEATHER TYPE....NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 0 0  
TEMP............59 64 74  
RH..............96 87 66  
20 FT WIND......N 5G16 N 6G16 N 5G13  
MIX HGT (FT)....600 1900 3700  
TRANSPORT WIND..N 8 N 16 N 14  
LVORI...........6 4 1  
ADI.............8 40 62  
 

 
FORECASTER...STROZ  
REQUESTED BY...KELLY WETZEL-WILSON  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2523401.0/CHS  
.DELDT 10/14/25  
.FORMATTERVERSION 2.0.0  
.EMAIL KELLY.WETZELWILSON@USDA.GOV  
 
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