419
FNUS72 KCHS 151152
FWSCHS
SPOT FORECAST FOR MAIN ROAD FIRE...U.S. FISH AND WILDLIFE
NATIONAL WEATHER SERVICE CHARLESTON SC
752 AM EDT SAT AUG 15 2026
FORECAST IS BASED ON FORECAST START TIME OF 0800 EDT ON AUGUST 15.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
STRONG HIGH PRESSURE CENTERED OVER THE NORTHERN GULF WILL KEEP
HOT AND HUMID CONDITIONS IN PLACE THROUGH EARLY NEXT WEEK. CONDITIONS
SHOULD REMAIN DRY AT THE SPOT LOCATION TODAY, ALTHOUGH AN AFTERNOON
THUNDERSTORM CAN NOT BE RULED OUT NEAR A SEA BREEZE. WEST/SOUTHWEST
SFC WINDS EARLY THIS MORNING SHOULD KEEP THE SEA BREEZE PINNED NEAR
THE COAST THROUGH LATE MORNING, BUT SFC WINDS ARE EXPECTED TO BECOME
MORE SOUTHERLY AND INCREASE TO 10-15 MPH EARLY AFTERNOON. THE SFC WIND
PATTERN REMAINS SIMILAR SUNDAY, BUT AN INCREASE IN SHOWER AND
THUNDERSTORM CHANCES ARRIVE DURING AFTERNOON HOURS.
REST OF TODAY
SKY/WEATHER.........SUNNY.
CHANCE OF PCPN......10 PERCENT.
MAX TEMPERATURE.....AROUND 92.
MIN HUMIDITY........73 PERCENT.
WIND (20 FT)........WEST WINDS AROUND 5 MPH SHIFTING TO THE SOUTH
AND INCREASING TO 5 TO 10 MPH IN THE AFTERNOON.
MIXING HEIGHT.......MAX 2200 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 6 TO 8 MPH SHIFTING TO THE SOUTH
AROUND 12 MPH LATE IN THE AFTERNOON.
MAX ADI.............25.
INVERSION END.......0900
TIME (EDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........25 21 8 15 18 25 20 22 22 29
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 10 10 10 10
TEMP............80 81 84 86 88 89 89 90 90 88
RH..............94 88 82 77 75 75 75 73 73 77
20 FT WIND DIR..W W W W SW SW S S S S
20 FT WIND SPD..5 5 5 5 5 6 8 9 10 10
20 FT WIND GUST.9 9 9 9 9 11 11 13 14 16
MIX HGT (KFT)...0.8 1.1 1.2 1.6 1.9 2.2 2.1 1.9 1.5 1.1
TRANSP WIND DIR.W W W W SW SW SW S S S
TRANSP WIND SPD.6 8 8 8 8 8 8 12 12 12
LVORI...........6 5 4 4 3 3 3 3 3 3
ADI.............6 11 11 15 17 23 25 25 22 18
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY THEN
BECOMING PARTLY CLOUDY.
CHANCE OF PCPN......10 PERCENT.
MIN TEMPERATURE.....AROUND 79.
MAX HUMIDITY........94 PERCENT.
WIND (20 FT)........SOUTH WINDS 6 TO 10 MPH SHIFTING TO THE WEST 5
TO 6 MPH OVERNIGHT.
MAX LVORI...........6.
MIN ADI.............1.
INVERSION BEGIN.....1900
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........34 45 38 35 61 73 65 71 57 67 43 44
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).10 10 10 10 10 10 10 0 0 0 0 10
TEMP............87 86 85 84 84 83 83 82 82 81 81 80
RH..............80 80 82 85 85 88 88 91 91 91 91 91
20 FT WIND DIR..S S S SW SW S SW SW W W W W
20 FT WIND SPD..10 9 8 8 7 7 6 6 5 5 5 6
20 FT WIND GUST.14 14 13 13 13 13 11 11 11 11 11 11
MIX HGT (KFT)...0.9 0.8 0.7 0.8 0.6 0.6 0.6 0.6 0.6 0.6 0.6 0.6
TRANSP WIND DIR.S S S SW SW SW SW SW SW W W W
TRANSP WIND SPD.10 10 10 8 8 8 6 6 6 6 6 6
LVORI...........6 4 4 5 4 5 5 6 6 6 6 6
ADI.............1 9 6 6 7 7 5 5 5 5 5 5
SUNDAY
SKY/WEATHER.........MOSTLY SUNNY. CHANCE OF SHOWERS AND
THUNDERSTORMS LATE IN THE AFTERNOON. SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS LATE IN THE
AFTERNOON.
CHANCE OF PCPN......30 PERCENT.
MAX TEMPERATURE.....AROUND 93.
MIN HUMIDITY........70 PERCENT.
WIND (20 FT)........WEST WINDS AROUND 5 MPH EARLY IN THE MORNING,
THEN BECOMING SOUTH 5 TO 9 MPH IN THE AFTERNOON.
GUSTY AND ERRATIC WINDS EXPECTED NEAR
THUNDERSTORMS LATE IN THE AFTERNOON.
MIXING HEIGHT.......MAX 2600 FT AGL.
TRANSPORT WINDS.....WEST 6 TO 8 MPH SHIFTING TO THE SOUTH AROUND 10
MPH LATE IN THE AFTERNOON.
MAX ADI.............27.
INVERSION END.......0900.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........55 56 59 31 20 20 23 32 46 30 44 63
WEATHER TYPE.... RW RW RW RW
TSTM COV........ CHC CHC CHC SCH
CHC OF PCPN (%).10 10 0 0 0 0 0 0 30 30 30 20
TEMP............79 80 81 82 86 88 89 91 91 91 91 89
RH..............94 91 91 85 77 72 73 70 70 70 70 75
20 FT WIND DIR..W W W W W W SW SW S S S S
20 FT WIND SPD..5 5 5 5 4 4 4 5 5 7 8 9
20 FT WIND GUST.11 11 11 9 9 9 7 7 9 11 13 13
MIX HGT (KFT)...0.6 0.6 0.8 1.1 1.5 1.9 2.4 2.6 2.6 2.0 1.4 1.2
TRANSP WIND DIR.W W W W W W SW SW SW S S S
TRANSP WIND SPD.6 6 6 6 6 6 8 8 8 10 10 10
LVORI...........6 6 6 4 4 3 3 3 3 3 3 4
ADI.............6 6 4 10 13 14 21 23 27 24 19 15
FORECASTER...BERRY
REQUESTED BY...GALEN LIVINGSTON
TYPE OF REQUEST...WILDFIRE
.TAG 2619740.0/CHS
.DELDT 08/15/26
.FORMATTERVERSION 2.0.0
.EMAIL GALEN_LIVINGSTON@FWS.GOV
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