569
FNUS72 KCHS 120904
FWSCHS
SPOT FORECAST FOR C217 S TIBWIN A...USDA FOREST SERVICE
NATIONAL WEATHER SERVICE CHARLESTON SC
404 AM EST THU FEB 12 2026
FORECAST IS BASED ON IGNITION TIME OF 0800 EST ON FEBRUARY 12.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
DRY HIGH PRESSURE WILL PREVAIL ACROSS THE REGION TODAY AND
PRODUCE RELATIVE HUMIDITY VALUES AS LOW AS 30 PERCENT. DRY
CONDITIONS ARE EXPECTED AGAIN ON FRIDAY, THOUGH RELATIVE HUMIDITY
VALUES AGAIN AS LOW AS 30 PERCENT. WINDS WILL BE OUT OF THE NORTH
TO NORTHEAST EACH DAY, WITH SPEEDS GENERALLY NO HIGHER THAN 10 MPH.
VERY LATE THIS AFTERNOON, A WEAK SEA BREEZE COULD DEVELOP ALLOWING
SURFACE WINDS TO TURN FROM NORTHERLY TO MORE EASTERLY OR EVEN
SOUTH-EASTERLY INTO THE EARLY EVENING HOURS. THE WEEKEND WILL START
OFF DRY ON SATURDAY, BEFORE A WIDESPREAD SIGNIFICANT RAINFALL EVENT
IMPACTS THE REGION LATE IN THE WEEKEND.
REST OF TODAY
SKY/WEATHER.........SUNNY.
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 58.
MIN HUMIDITY........30 PERCENT.
WIND (20 FT)........LIGHT WINDS.
MIXING HEIGHT.......MAX 2900 FT AGL.
TRANSPORT WINDS.....NORTH 10 TO 16 MPH DECREASING TO AROUND 6 MPH
LATE IN THE AFTERNOON.
MAX ADI.............39.
INVERSION END.......0930.
TIME (EST) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........17 3 2 1 1 1 9 8 10 16
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0
TEMP............40 44 49 53 55 56 58 58 56 55
RH..............67 57 48 39 37 32 30 30 31 35
20 FT WIND DIR..N N N N N N N N N N
20 FT WIND SPD..3 4 4 4 3 3 2 2 2 1
20 FT WIND GUST.13 13 13 11 9 9 9 7 5 5
MIX HGT (KFT)...1.0 1.6 1.8 2.0 2.3 2.4 2.9 2.9 2.6 2.1
TRANSP WIND DIR.N N N N N N N N N N
TRANSP WIND SPD.10 16 16 16 10 10 10 6 6 6
LVORI...........3 1 1 1 1 1 1 2 2 2
ADI.............12 31 38 39 37 32 33 29 23 16
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR.
CHANCE OF PCPN......0 PERCENT.
MIN TEMPERATURE.....AROUND 36.
MAX HUMIDITY........73 PERCENT.
WIND (20 FT)........LIGHT WINDS.
MAX LVORI...........4.
MIN ADI.............1.
INVERSION BEGIN.....1800.
TIME (EST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........16 22 13 13 19 22
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0
TEMP............50 45 43 41 40 38
RH..............52 68 70 70 70 67
20 FT WIND......N 1 N 0 N 0 N 1 N 1 N 2
20 FT WIND GUST.4 4 4 4 5 9
MIX HGT (FT)....600 400 400 400 300 400
TRANSPORT WIND..N 2 N 2 N 2 N 2 N 2 N 4
LVORI...........2 4 4 4 4 3
ADI.............1 1 1 1 1 2
FRIDAY
SKY/WEATHER.........SUNNY.
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 56.
MIN HUMIDITY........36 PERCENT.
WIND (20 FT)........LIGHT WINDS.
MIXING HEIGHT.......MAX 2500 FT AGL.
TRANSPORT WINDS.....NORTHEAST 6 TO 12 MPH.
MAX ADI.............28.
INVERSION END.......1000.
TIME (EST) 6 AM 10 AM 2 PM
SKY (%).........22 6 4
WEATHER TYPE....NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0
TEMP............36 47 55
RH..............67 45 37
20 FT WIND......N 3G11 NE 4G13 NE 3G11
MIX HGT (FT)....600 1300 2300
TRANSPORT WIND..NE 6 NE 12 N 8
LVORI...........3 2 2
ADI.............5 22 24
FORECASTER...HOLLOWAY
REQUESTED BY...WILLIAM MCCANN
TYPE OF REQUEST...PRESCRIBED
.TAG 2602479.0/CHS
.DELDT 02/12/26
.FORMATTERVERSION 2.0.0
.EMAIL WILLIAM.MCCANN@USDA.GOV
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