853  
FNUS72 KCHS 160710  
FWSCHS  
 
SPOT FORECAST FOR C192 S SC-FMNF...USFS  
NATIONAL WEATHER SERVICE CHARLESTON SC  
210 AM EST FRI JAN 16 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0900 EST ON JANUARY 16.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
THE CENTER OF A LARGE AREA OF HIGH PRESSURE WILL PASS OVER THE  
REGION TODAY. THIS AIRMASS WILL PROVIDE VERY DRY AIR, SUNNY  
CONDITIONS, AND WINDS GENERALLY LESS THAN 10 MPH. RELATIVE  
HUMIDITY VALUES THIS AFTERNOON ARE FORECAST TO RANGE AROUND 30  
PERCENT AT THE BURN SITE THIS AFTERNOON. WEAK TRANSPORT WINDS  
EXPECTED BY 1800, SPEEDS LESS THAN 5 MPH THROUGH THE REST OF  
THE NIGHT. LIGHT RETURN FLOW WILL BRING WARMING TEMPERATURES  
AND DEWPOINTS ACROSS THE REGION ON SATURDAY.  
 
A STRONG COLD FRONT IS TIMED TO SWEEP FROM WEST TO EAST ACROSS  
THE AREA SATURDAY NIGHT, VEERING WINDS FROM THE NORTHWEST. IN  
ADDITION, THE FRONT COMBINED WITH A DEVELOPING COASTAL LOW MAY  
SUPPORT AN AREA OF LIGHT RAIN LATE SATURDAY NIGHT INTO SUNDAY  
AFTERNOON. HIGH PRESSURE SHOULD BEGIN TO BUILD ACROSS THE  
REGION SUNDAY NIGHT, WITH A RIDGE REMAINING THROUGH MID-WEEK.  
   
REST OF TODAY
 
 
SKY/WEATHER.........SUNNY.  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 49.  
MIN HUMIDITY........29 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......MAX 2800 FT AGL.  
TRANSPORT WINDS.....LIGHT WINDS BECOMING SOUTHWEST 12 TO 14 MPH IN  
THE AFTERNOON.  
MAX ADI.............42.  
INVERSION END.......0900  
 
TIME (EST) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........2 2 1 2 2 2 1 2 5  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0  
TEMP............32 37 41 43 46 47 47 47 47  
RH..............47 38 31 33 29 32 34 38 42  
20 FT WIND DIR..W SW SW S S S S S S  
20 FT WIND SPD..1 1 2 3 3 4 6 3 2  
20 FT WIND GUST.5 5 7 9 9 11 11 11 11  
MIX HGT (KFT)...1.2 1.8 2.1 2.4 2.8 2.8 2.7 2.4 2.1  
TRANSP WIND DIR.SW SW SW SW SW SW SW SW SW  
TRANSP WIND SPD.4 4 4 12 12 12 14 14 14  
LVORI...........2 2 2 2 1 1 1 1 1  
ADI.............6 11 19 28 40 39 42 41 34  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
CHANCE OF PCPN......0 PERCENT.  
MIN TEMPERATURE.....AROUND 36.  
MAX HUMIDITY........89 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MAX LVORI...........7.  
MIN ADI.............1.  
INVERSION BEGIN.....1800  
 
TIME (EST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........6 3 7 15 18 7  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0  
TEMP............43 39 38 38 39 41  
RH..............53 73 82 85 89 85  
20 FT WIND......S 2 SW 2 SW 2 SW 2 SW 2 SW 2  
20 FT WIND GUST.11 11 11 11 11 11  
MIX HGT (FT)....700 600 600 500 500 600  
TRANSPORT WIND..SW 4 SW 4 SW 4 SW 4 SW 4 SW 4  
LVORI...........2 3 5 5 7 5  
ADI.............3 2 2 2 2 2  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING MOSTLY CLOUDY.  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 64.  
MIN HUMIDITY........52 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 5 TO 6 MPH IN  
THE LATE MORNING AND EARLY AFTERNOON, THEN  
BECOMING LIGHT LATE IN THE AFTERNOON.  
MIXING HEIGHT.......MAX 3300 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST AROUND 8 MPH INCREASING TO 14 TO 22  
MPH IN THE LATE MORNING AND AFTERNOON.  
MAX ADI.............78.  
INVERSION END.......0800  
 
TIME (EST) 6 AM 10 AM 2 PM  
SKY (%).........14 45 66  
WEATHER TYPE....NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 0 0  
TEMP............42 56 64  
RH..............86 66 52  
20 FT WIND......SW 3G13 SW 5G14 SW 6G14  
MIX HGT (FT)....600 2100 3100  
TRANSPORT WIND..SW 8 SW 20 SW 22  
LVORI...........5 1 1  
ADI.............6 52 68  
 

 
FORECASTER...DIXON  
REQUESTED BY...WILLIAM MCCANN  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2600265.0/CHS  
.DELDT 01/16/26  
.FORMATTERVERSION 2.0.0  
.EMAIL WILLIAM.MCCANN@USDA.GOV  
 
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