174  
FNUS72 KCAE 130710  
FWSCAE  
 
SPOT FORECAST FOR HARRY HAMPTON EAST THURSDAY 6/11/26...NATIONAL PARK SERVICE  
NATIONAL WEATHER SERVICE COLUMBIA SC  
310 AM EDT SAT JUN 13 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0600 EDT ON JUNE 13.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
 
HOT AGAIN TODAY WITH A SLIGHT CHANCE OF AFTERNOON/EVENING  
THUNDERSTORMS. GENERALLY LIGHT AND VARIABLE WINDS TODAY STARTING  
WITH A PREVAILING NORTHWEST TO NORTH DIRECTION AND BECOMING MORE  
WESTERLY IN THE AFTERNOON WITH SPEEDS LESS THAN 10 MPH. HEAT  
INDICES EXPECTED TO BE AS HIGH AS 105 DEGREES LATE AFTERNOON BUT  
MIN RH VALUES SHOULD FALL INTO THE 35-40 PERCENT RANGE, ALTHOUGH  
POSSIBLY HIGHER GIVEN PROXIMITY TO THE CONGAREE SWAMP. POOR  
DISPERSION EXPECTED OVERNIGHT BUT A LOW FOG THREAT.  
   
TODAY  
 
SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT). SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS EARLY IN THE  
AFTERNOON.  
CHANCE OF PCPN......20 PERCENT.  
MAX TEMPERATURE.....AROUND 99.  
MIN HUMIDITY........37 PERCENT.  
WIND (20 FT)........LIGHT WINDS. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS EARLY IN THE AFTERNOON.  
MIXING HEIGHT.......7300 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 6 TO 7 MPH SHIFTING TO THE WEST 5 TO  
7 MPH.  
LVORI...............3.  
ADI.................3 EARLY IN THE MORNING INCREASING TO 56 IN THE  
AFTERNOON.  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........35 39 39 28 32 27 27 31 41 30 25 24  
WEATHER COV..... SCH SCH  
WEATHER TYPE.... RW RW  
TSTM COV........ SCH SCH  
CHC OF PCPN (%).0 0 0 0 0 0 0 10 20 20 10 10  
TEMP............78 78 80 82 87 91 94 97 98 98 99 97  
RH..............76 76 74 72 59 52 46 42 39 39 37 39  
APARNT TMP (F)..78 78 83 87 93 98 100 104 104 104 105 102  
20 FT WIND DIR..W NW NW N NE N NW NW NW W W W  
20 FT WIND DIR..280 300 330 000 030 020 330 300 310 290 270 280  
20 FT WIND SPD..1 1 1 1 1 2 2 2 2 2 3 3  
20 FT WIND GUST.5 5 5 3 3 5 5 5 5 5 5 6  
MIX HGT (KFT)...0.4 0.4 0.8 1.5 2.6 3.6 5.1 6.4 7.2 7.3 6.5 6.8  
TRANSP WIND DIR.NW NW N N NE N NW NW W W W W  
TRANSP WIND DIR.300 320 350 020 030 350 310 300 290 280 280 270  
TRANSP WIND SPD.6 6 7 7 5 3 5 5 5 6 6 7  
LVORI...........4 4 4 3 2 2 2 1 1 1 1 1  
ADI.............3 6 7 14 15 16 29 35 39 50 45 56  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT). SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING.  
CHANCE OF PCPN......20 PERCENT.  
MIN TEMPERATURE.....AROUND 77.  
MAX HUMIDITY........82 PERCENT.  
WIND (20 FT)........LIGHT WINDS. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS EARLY IN THE EVENING.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....WEST AROUND 6 MPH SHIFTING TO THE SOUTHWEST 6  
TO 8 MPH.  
LVORI...............3.  
ADI.................3 TO 36.  
 
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........19 27 30 33 38 26 20 16 31 28 27 9  
WEATHER COV..... SCH SCH SCH  
WEATHER TYPE.... RW RW RW  
TSTM COV........ SCH SCH SCH  
CHC OF PCPN (%).10 20 20 20 10 10 10 0 0 0 0 0  
TEMP............96 95 90 86 84 83 81 81 79 79 78 77  
RH..............40 43 54 63 67 70 72 72 77 77 76 79  
APARNT TMP (F)..101 101 96 92 90 88 85 85 79 79 78 77  
20 FT WIND DIR..W W SW S S S SW SW SW S SW SW  
20 FT WIND DIR..280 250 210 180 190 180 210 210 210 200 220 230  
20 FT WIND SPD..3 2 2 2 2 2 1 1 1 1 1 1  
20 FT WIND GUST.5 5 5 5 5 5 5 5 5 5 5 5  
MIX HGT (KFT)...5.1 3.0 0.9 0.4 0.5 0.5 0.4 0.5 0.5 0.4 0.4 0.4  
TRANSP WIND DIR.W SW S S S S S SW SW SW SW SW  
TRANSP WIND DIR.280 210 200 160 170 180 190 220 220 240 240 240  
TRANSP WIND SPD.6 6 6 6 7 8 8 7 7 7 8 8  
LVORI...........1 2 3 3 3 3 3 3 4 4 4 4  
ADI.............36 3 3 3 3 4 4 3 3 3 4 4  
   
SUNDAY  
 
SKY/WEATHER.........SUNNY (20-30 PERCENT) THEN BECOMING MOSTLY  
SUNNY (35-45 PERCENT). CHANCE OF SHOWERS AND  
THUNDERSTORMS EARLY IN THE AFTERNOON. SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS LATE IN THE  
AFTERNOON.  
CHANCE OF PCPN......40 PERCENT.  
MAX TEMPERATURE.....AROUND 99.  
MIN HUMIDITY........45 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 5 TO 9 MPH WITH  
GUSTS TO AROUND 18 MPH IN THE LATE MORNING AND  
AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS EARLY IN THE AFTERNOON.  
MIXING HEIGHT.......7600 FT AGL.  
TRANSPORT WINDS.....WEST 8 TO 16 MPH.  
LVORI...............3.  
ADI.................4 EARLY IN THE MORNING INCREASING TO 128 IN THE  
AFTERNOON.  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........21 12 17 19 35 14 16 34 58 45 26 18  
WEATHER COV..... CHC SCH  
WEATHER TYPE.... RW RW  
TSTM COV........ CHC SCH  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 40 20 10 0  
TEMP............77 78 79 82 87 92 96 97 97 98 97 96  
RH..............82 79 79 74 65 56 49 46 45 45 45 46  
APARNT TMP (F)..77 78 79 87 95 102 107 107 106 109 106 105  
20 FT WIND DIR..SW SW W W W W W SW SW SW SW SW  
20 FT WIND DIR..230 230 250 250 250 250 250 240 240 240 240 240  
20 FT WIND SPD..2 2 2 3 5 6 6 7 8 8 9 9  
20 FT WIND GUST.5 6 6 7 8 11 14 15 16 16 18 16  
MIX HGT (KFT)...0.4 0.5 0.8 1.5 2.8 4.4 6.1 7.1 7.6 4.6 4.5 3.9  
TRANSP WIND DIR.SW W W W W W W W W W W SW  
TRANSP WIND DIR.240 250 250 270 270 260 260 260 260 250 250 240  
TRANSP WIND SPD.8 8 9 10 12 13 14 15 16 13 13 16  
LVORI...........5 4 4 3 1 1 1 1 1 1 1 1  
ADI.............4 8 9 20 42 71 94 114 128 68 67 76  
 
 
FORECASTER...COLEMAN  
REQUESTED BY...JASON JOHNSON  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2615322.2/CAE  
.DELDT 06/13/26  
.FORMATTERVERSION 2.0.0  
.EMAIL CONOR_SHANAHAN@FWS.GOV,JASON_JOHNSON@NPS.GOV,JOHN_M_WOOD@NPS.GOV,CYNTHIA_WORTHINGTON@NPS.GOV  
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