566  
FNUS72 KCAE 201208  
FWSCAE  
 
SPOT FORECAST FOR LR WHITE ROAD...US FOREST SERVICE  
NATIONAL WEATHER SERVICE COLUMBIA SC  
808 AM EDT THU AUG 20 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 0800 EDT ON AUGUST 20.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
IT IS GOING TO BE ANOTHER VERY HOT AFTERNOON WITH  
HIGHS REACHING INTO THE UPPER 90S. MINRH READINGS COME IN  
BETWEEN 35-40 PERCENT. THIS WILL CREATE AFTERNOON HEAT INDEX  
READINGS UP TO 105 DEGREES, STILL MAKING IT SOMEWHAT UNCOMFORTABLE  
OUT THERE. WINDS AREA EXPECTED TO BE LIGHT AND VARIABLE THIS  
MORNING, THEN MAY TURN MORE WEST TO SOUTHWESTERLY AROUND 5 MPH BY  
THIS AFTERNOON. MAJORITY OF THE DAY WILL BE DRY, ALTHOUGH AN  
ISOLATED SHOWER CAN NOT BE COMPLETELY RULED OUT.  
   
TODAY  
 
SKY/WEATHER.........SUNNY (15-25 PERCENT).  
CHANCE OF PCPN......10 PERCENT.  
MAX TEMPERATURE.....AROUND 98.  
MIN HUMIDITY........38 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......7200 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 3 TO 6 MPH SHIFTING TO THE WEST IN  
THE AFTERNOON.  
LVORI...............4.  
ADI.................3 TO 39.  
 
TIME (EDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........4 10 26 20 39 23 22 18 19 26  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).10 10 10 0 10 10 10 10 10 10  
TEMP............76 80 87 92 95 98 98 98 98 98  
RH..............87 82 63 52 46 41 39 39 39 38  
APARNT TMP (F)..76 85 94 100 103 105 104 104 104 104  
20 FT WIND DIR..N N N W W W W W SW SW  
20 FT WIND DIR..000 000 000 250 260 290 280 260 230 210  
20 FT WIND SPD..0 0 0 1 1 1 1 1 2 2  
20 FT WIND GUST.2 2 3 3 5 5 5 5 6 6  
MIX HGT (KFT)...0.3 0.8 1.8 3.6 5.5 6.3 6.8 7.2 6.9 6.1  
TRANSP WIND DIR.SW SW W W W W W W W SW  
TRANSP WIND DIR.220 240 250 270 280 290 290 270 260 230  
TRANSP WIND SPD.3 5 5 6 6 5 3 3 3 3  
LVORI...........6 5 3 2 1 1 2 2 2 2  
ADI.............3 4 10 27 39 35 28 30 29 26  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (50-60 PERCENT) THEN BECOMING  
PARTLY CLOUDY (30-40 PERCENT).  
CHANCE OF PCPN......10 PERCENT.  
MIN TEMPERATURE.....AROUND 74.  
MAX HUMIDITY........93 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......300 FT AGL.  
TRANSPORT WINDS.....NORTHEAST AROUND 5 MPH SHIFTING TO THE  
SOUTHWEST EARLY IN THE EVENING, THEN SHIFTING  
TO THE SOUTHEAST LATE IN THE EVENING SHIFTING  
TO THE EAST AROUND 6 MPH LATE IN THE EVENING  
SHIFTING TO THE SOUTH 5 TO 6 MPH SHIFTING TO  
THE SOUTHWEST AROUND 5 MPH EARLY IN THE  
MORNING.  
LVORI...............5.  
ADI.................2 TO 30.  
 
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........13 18 13 19 22 25 27 22 43 55 42 31  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).10 10 10 10 10 10 10 10 10 10 10 0  
TEMP............98 95 88 84 82 81 79 79 77 76 76 75  
RH..............38 43 55 67 72 74 79 79 85 87 87 90  
APARNT TMP (F)..104 101 93 90 87 85 79 79 77 76 76 75  
20 FT WIND DIR..E S S E E SE SE SE SW NW W NW  
20 FT WIND DIR..090 180 200 080 100 130 130 150 230 310 290 320  
20 FT WIND SPD..2 1 1 2 2 2 2 1 1 1 1 1  
20 FT WIND GUST.6 5 5 5 6 6 6 5 5 5 5 5  
MIX HGT (KFT)...5.2 1.6 0.4 0.4 0.5 0.4 0.4 0.4 0.4 0.4 0.3 0.3  
TRANSP WIND DIR.NE SW S SE NE E SE SE S S S SW  
TRANSP WIND DIR.050 210 200 130 060 100 140 130 180 180 180 230  
TRANSP WIND SPD.5 5 5 5 6 6 6 6 5 5 5 5  
LVORI...........2 2 3 3 3 3 4 4 5 6 7 7  
ADI.............30 2 2 2 3 3 3 3 2 2 2 2  
   
FRIDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (70-80 PERCENT). CHANCE OF  
SHOWERS AND THUNDERSTORMS LATE IN THE  
AFTERNOON. SHOWERS AND THUNDERSTORMS LIKELY  
LATE IN THE AFTERNOON.  
CHANCE OF PCPN......60 PERCENT.  
MAX TEMPERATURE.....AROUND 97.  
MIN HUMIDITY........48 PERCENT.  
WIND (20 FT)........LIGHT WINDS. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS LATE IN THE AFTERNOON.  
MIXING HEIGHT.......6600 FT AGL.  
TRANSPORT WINDS.....WEST AROUND 5 MPH SHIFTING TO THE NORTHWEST  
EARLY IN THE MORNING, THEN SHIFTING TO THE  
NORTH LATE IN THE MORNING SHIFTING TO THE  
SOUTHWEST 5 TO 7 MPH IN THE AFTERNOON.  
LVORI...............4.  
ADI.................2 EARLY IN THE MORNING INCREASING TO 55 IN THE  
AFTERNOON.  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........24 25 23 28 28 31 30 42 53 65 67 73  
WEATHER COV..... CHC CHC CHC LKY  
WEATHER TYPE.... RW RW RW RW  
TSTM COV........ CHC CHC CHC LKY  
CHC OF PCPN (%).0 0 0 0 0 10 10 10 30 50 50 60  
TEMP............75 74 76 79 84 89 93 94 95 96 94 92  
RH..............90 93 90 88 74 59 52 51 48 49 53 56  
APARNT TMP (F)..75 74 76 79 92 97 102 103 104 107 105 102  
20 FT WIND DIR..NW N N N N N NW SW SW SW SW S  
20 FT WIND DIR..330 340 350 350 020 000 330 240 240 240 230 200  
20 FT WIND SPD..1 1 1 1 1 2 2 3 3 3 3 3  
20 FT WIND GUST.5 5 5 5 5 5 6 7 9 9 9 9  
MIX HGT (KFT)...0.4 0.4 0.4 1.1 1.9 2.9 4.2 5.2 6.0 6.6 2.9 3.3  
TRANSP WIND DIR.W W NW NW N NW W SW SW SW SW SW  
TRANSP WIND DIR.250 290 320 320 020 330 250 230 230 240 240 230  
TRANSP WIND SPD.5 5 5 5 5 5 6 7 7 7 6 5  
LVORI...........7 6 6 5 3 3 2 1 1 1 2 2  
ADI.............2 4 4 7 11 17 30 45 51 55 21 20  
 
 
FORECASTER...LISCINSKY  
REQUESTED BY...CURTIS SHELL  
TYPE OF REQUEST...WILDFIRE  
.TAG 2620075.0/CAE  
.DELDT 08/20/26  
.FORMATTERVERSION 2.0.0  
.EMAIL CURTIS.SHELL@USDA.GOV  
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