567  
FNUS72 KCHS 281856  
FWSCHS  
 
SPOT FORECAST FOR LOGGERHEAD WILDFIRE...US FISH AND WILDLIFE  
NATIONAL WEATHER SERVICE CHARLESTON SC  
256 PM EDT TUE JUL 28 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 2000 EDT ON JULY 28.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING  
   
..HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM EDT WEDNESDAY  
 
   
DISCUSSION  
 
VERY HOT AND HUMID CONDITIONS ACROSS THE WILDFIRE AREA ON WEDNESDAY.  
WINDS SHOULD FAVOR A WEST-SOUTHWEST DIRECTION THROUGH THE MORNING,  
WITH OCCASIONAL GUSTS BETWEEN 15 TO 20 MPH. A SEA BREEZE MAY DEVELOP  
LATE WEDNESDAY AFTERNOON, TURNING WINDS FROM THE SOUTHWEST. SCATTERED  
SHOWERS AND THUNDERSTORMS ARE FORECAST TO DEVELOP NEAR OR OVER THE  
WILDFIRE LATE WEDNESDAY AFTERNOON OR EVENING. THESE STORM COULD  
POTENTIALLY DEVELOP STRONG WIND GUSTS. TYPICAL SUMMER-TIME WEATHER  
IS FORECAST FOR THURSDAY, ISOLATED THUNDERSTORMS POSSIBLE DURING THE  
AFTERNOON AND EVENING.  
   
REST OF TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY THEN  
BECOMING MOSTLY CLEAR.  
CHANCE OF PCPN......0 PERCENT.  
MIN TEMPERATURE.....AROUND 80.  
MAX HUMIDITY........88 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 8 TO 11 MPH SHIFTING TO THE  
WEST 8 TO 9 MPH AFTER 3 AM.  
MAX LVORI...........4.  
MIN ADI.............7.  
INVERSION BEGIN.....2000  
 
TIME (EDT) 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........43 25 49 52 36 38 23 7 12 20  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0  
TEMP............87 85 85 84 84 84 83 83 82 82  
RH..............80 85 82 85 82 80 80 77 79 79  
20 FT WIND DIR..S S SW SW SW SW SW W W W  
20 FT WIND SPD..11 11 10 9 8 8 8 8 9 9  
20 FT WIND GUST.18 18 18 16 16 16 16 16 18 18  
MIX HGT (KFT)...0.7 0.6 0.6 0.5 0.6 0.6 0.6 0.6 0.7 0.7  
TRANSP WIND DIR.S SW SW SW SW SW SW W W W  
TRANSP WIND SPD.14 14 14 14 10 10 10 12 12 12  
LVORI...........4 4 4 4 4 4 4 4 4 4  
ADI.............12 12 11 11 8 7 7 8 8 8  
   
WEDNESDAY  
 
SKY/WEATHER.........MOSTLY SUNNY. CHANCE OF SHOWERS AND  
THUNDERSTORMS EARLY IN THE AFTERNOON. SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS LATE IN THE  
AFTERNOON.  
CHANCE OF PCPN......30 PERCENT.  
MAX TEMPERATURE.....AROUND 97.  
MIN HUMIDITY........62 PERCENT.  
WIND (20 FT)........WEST WINDS 8 TO 9 MPH. GUSTS UP TO 20 MPH IN  
THE MORNING. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS LATE IN THE AFTERNOON.  
MIXING HEIGHT.......MAX 2700 FT AGL.  
TRANSPORT WINDS.....WEST 12 TO 14 MPH.  
MAX ADI.............42.  
INVERSION END.......0900  
 
TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).........33 28 56 55 62 44  
WEATHER TYPE....NONE NONE NONE NONE RNSHWR RNSHWR  
TSTM COV........ CHANCE S CHC  
CHC OF PCPN (%).0 0 0 0 30 20  
TEMP............81 81 86 91 93 93  
RH..............82 88 77 66 62 62  
20 FT WIND......W 9 W 8 W 8 W 8 W 8 SW 8  
20 FT WIND GUST.18 16 14 13 13 13  
MIX HGT (FT)....700 800 1700 2500 2600 2500  
TRANSPORT WIND..W 12 W 12 W 14 W 14 W 14 W 12  
LVORI...........4 4 3 3 1 1  
ADI.............13 13 32 39 37 36  
   
WEDNESDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY THEN  
BECOMING PARTLY CLOUDY. CHANCE OF SHOWERS  
AND THUNDERSTORMS IN THE EVENING.  
CHANCE OF PCPN......40 PERCENT.  
MIN TEMPERATURE.....AROUND 77.  
MAX HUMIDITY........88 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 6 TO 8 MPH SHIFTING TO THE  
NORTHWEST AROUND 6 MPH EARLY IN THE MORNING.  
GUSTY AND ERRATIC WINDS EXPECTED NEAR  
THUNDERSTORMS IN THE EVENING.  
MAX LVORI...........6.  
MIN ADI.............1.  
INVERSION BEGIN.....2000  
 
TIME (EDT) 6 PM 9 PM MIDNGT 3 AM  
SKY (%).........40 53 48 13  
WEATHER TYPE....RNSHWR RNSHWR NONE NONE  
TSTM COV........CHANCE CHANCE  
CHC OF PCPN (%).40 30 0 0  
TEMP............90 84 82 81  
RH..............66 82 82 82  
20 FT WIND......S 8G13 S 6G11 W 5G13 W 6G11  
MIX HGT (FT)....1800 800 800 800  
TRANSPORT WIND..SW 12 SW 10 W 12 W 8  
LVORI...........4 4 4 5  
ADI.............1 5 8 4  
   
THURSDAY  
 
SKY/WEATHER.........SUNNY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS LATE IN THE AFTERNOON.  
CHANCE OF PCPN......20 PERCENT.  
MAX TEMPERATURE.....AROUND 92.  
MIN HUMIDITY........60 PERCENT.  
WIND (20 FT)........NORTH WINDS 5 TO 6 MPH SHIFTING TO THE  
SOUTHEAST 7 TO 8 MPH LATE IN THE AFTERNOON.  
GUSTY AND ERRATIC WINDS EXPECTED NEAR  
THUNDERSTORMS LATE IN THE AFTERNOON.  
MIXING HEIGHT.......MAX 3300 FT AGL.  
TRANSPORT WINDS.....NORTH 6 TO 8 MPH SHIFTING TO THE EAST AROUND 8  
MPH LATE IN THE AFTERNOON.  
MAX ADI.............28.  
INVERSION END.......0900  
 
TIME (EDT) 6 AM 10 AM 2 PM  
SKY (%).........5 11 10  
WEATHER TYPE....NONE NONE RNSHWR  
TSTM COV........ S CHC  
CHC OF PCPN (%).0 0 20  
TEMP............79 83 90  
RH..............85 74 60  
20 FT WIND......NW 5G11 N 6G11 E 5G9  
MIX HGT (FT)....800 2000 3300  
TRANSPORT WIND..N 6 N 8 N 6  
LVORI...........4 3 2  
ADI.............7 18 28  
 
 
FORECASTER...DIXON  
REQUESTED BY...ADAM ELLS  
TYPE OF REQUEST...WILDFIRE  
.TAG 2618471.0/CHS  
.DELDT 07/28/26  
.FORMATTERVERSION 2.0.0  
.EMAIL ADAM_ELLS@FWS.GOV  
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