038
FNUS72 KCHS 111840
FWSCHS
SPOT FORECAST FOR C16 PLANNING...USFS
NATIONAL WEATHER SERVICE CHARLESTON SC
240 PM EDT MON MAY 11 2026
FORECAST IS BASED ON IGNITION TIME OF 0900 EDT ON MAY 12.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
A COLD FRONT WILL MOVE OVER THE BURN SITE BY 6 PM THIS EVENING. AS
THE FRONT THE NEARS, SCATTERED SHOWERS AND THUNDERSTORMS MAY QUICKLY
TRACK OVER THE BURN AREA, RAINFALL SHOULD BE LIMITED TO GENERALLY
LESS THAN A TENTH OF AN INCH. ONCE THE FRONT PASSES, WINDS WILL TURN
FROM THE NORTHEAST, WITH GUSTS NEAR 20 MPH AT TIMES. FALLING DEWPOINTS
AND GUSTY WINDS OVERNIGHT WILL NOT ALLOW FOG TO DEVELOP TONIGHT.
THE PRESSURE GRADIENT AND MIXING NEAR 5 KFT WILL SUPPORT GUSTY EAST-
NORTHEAST WINDS THROUGH TUESDAY. CONDITIONS SHOULD REMAIN DRY WITH
AFTERNOON RH FALLING TO AROUND 40 PERCENT.
DRIER CONDITIONS ON WEDNESDAY AS HIGH PRESSURE QUICKLY PASSES TO
THE NORTH. ANOTHER COLD FRONT COULD BRING SOME RAINFALL WEDNESDAY
THROUGH EARLY THURSDAY.
TUESDAY
SKY/WEATHER.........PARTLY SUNNY.
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 75.
MIN HUMIDITY........40 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING EAST AROUND 5 MPH WITH
GUSTS TO AROUND 14 MPH LATE IN THE MORNING,
THEN BECOMING LIGHT LATE IN THE AFTERNOON.
MIXING HEIGHT.......MAX 4900 FT AGL.
TRANSPORT WINDS.....EAST AROUND 16 MPH.
MAX ADI.............92.
INVERSION END.......0900
TIME (EDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........59 65 67 54 59 52 56 56 42
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0
TEMP............59 64 68 70 72 73 74 74 74
RH..............80 67 54 49 44 41 40 40 41
20 FT WIND DIR..NE NE NE E E E E E E
20 FT WIND SPD..4 4 5 5 5 5 5 4 4
20 FT WIND GUST.13 13 14 14 14 14 14 13 13
MIX HGT (KFT)...1.6 2.1 2.7 3.5 4.3 4.8 4.9 4.9 4.5
TRANSP WIND DIR.E E E E E E E E E
TRANSP WIND SPD.16 16 16 16 16 16 16 16 16
LVORI...........3 1 1 1 1 1 1 1 1
ADI.............34 45 58 73 81 89 92 91 85
TUESDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
CHANCE OF PCPN......0 PERCENT.
MIN TEMPERATURE.....AROUND 55.
MAX HUMIDITY........96 PERCENT.
WIND (20 FT)........LIGHT WINDS.
MAX LVORI...........9.
MIN ADI.............1.
INVERSION BEGIN.....2000
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........52 54 30 23 24 17
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0
TEMP............73 68 61 58 57 56
RH..............43 59 78 86 90 93
20 FT WIND......E 4 E 1 N 0 N 0 N 0 N 0
20 FT WIND GUST.13 9 5 5 5 4
MIX HGT (FT)....3500 500 500 400 400 400
TRANSPORT WIND..E 8 E 8 NE 0 N 0 N 0 N 0
LVORI...........2 3 4 6 7 8
ADI.............1 1 1 1 1 1
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS LATE IN THE AFTERNOON.
CHANCE OF PCPN......20 PERCENT.
MAX TEMPERATURE.....AROUND 81.
MIN HUMIDITY........54 PERCENT.
WIND (20 FT)........LIGHT WINDS. GUSTY AND ERRATIC WINDS EXPECTED
NEAR THUNDERSTORMS LATE IN THE AFTERNOON.
MIXING HEIGHT.......MAX 4600 FT AGL.
TRANSPORT WINDS.....LIGHT WINDS BECOMING SOUTHEAST 6 TO 10 MPH IN
THE LATE MORNING AND AFTERNOON.
MAX ADI.............46.
INVERSION END.......0900
TIME (EDT) 6 AM 10 AM 2 PM
SKY (%).........9 34 46
WEATHER TYPE....NONE NONE RNSHWR
TSTM COV........ S CHC
CHC OF PCPN (%).0 10 20
TEMP............57 72 79
RH..............93 73 54
20 FT WIND......N 0G4 SE 1G5 S 3G11
MIX HGT (FT)....400 3300 4600
TRANSPORT WIND..N 0 SE 6 S 8
LVORI...........8 3 1
ADI.............1 29 46
FORECASTER...DIXON
REQUESTED BY...KELLY WETZEL WILSON
TYPE OF REQUEST...PRESCRIBED
.TAG 2613386.0/CHS
.DELDT 05/11/26
.FORMATTERVERSION 2.0.0
.EMAIL WILLIAM.MCCANN@USDA.GOV,KELLY.WETZELWILSON@USDA.GOV
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