095
FNUS72 KCHS 171007
FWSCHS
SPOT FORECAST FOR WASHO SOUTH CYPRESS...TNC
NATIONAL WEATHER SERVICE CHARLESTON SC
507 AM EST SAT JAN 17 2026
FORECAST IS BASED ON IGNITION TIME OF 0900 EST ON JANUARY 17.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
A RETURN FLOW WILL BRING WARMING TEMPERATURES AND HIGHER DEWPOINTS
ACROSS THE REGION TODAY. A STRONG COLD FRONT IS TIMED TO SWEEP FROM
WEST TO EAST ACROSS THE AREA THIS EVENING, VEERING WINDS FROM
THE NORTHWEST TONIGHT. LIGHT RAINS WILL ACCOMPANY THE FRONT TONIGHT
AND SUNDAY. HIGH PRESSURE SHOULD BEGIN TO BUILD ACROSS THE REGION
SUNDAY NIGHT AND REMAIN ACROSS THE AREA THROUGH MID-WEEK.
REST OF TODAY
SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING PARTLY SUNNY.
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 63.
MIN HUMIDITY........52 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 5 TO 6 MPH IN THE LATE MORNING
AND EARLY AFTERNOON BECOMING LIGHT.
MIXING HEIGHT.......MAX 2000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 12 TO 18 MPH.
MAX ADI.............45.
INVERSION END.......1000.
TIME (EST) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........21 31 38 60 68 73 69 66 65
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0
TEMP............50 56 59 61 62 62 62 62 59
RH..............79 66 60 56 52 53 54 55 63
20 FT WIND DIR..SW SW SW SW SW SW SW SW SW
20 FT WIND SPD..5 5 6 6 6 6 5 4 3
20 FT WIND GUST.13 13 14 14 14 13 13 11 11
MIX HGT (KFT)...0.8 1.2 1.7 1.8 1.9 2.0 2.0 1.4 0.7
TRANSP WIND DIR.SW SW SW SW SW SW SW SW SW
TRANSP WIND SPD.16 16 16 18 18 18 12 12 12
LVORI...........4 3 1 1 1 1 1 2 3
ADI.............10 28 41 43 43 45 41 27 5
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS
OVERNIGHT.
CHANCE OF PCPN......50 PERCENT.
MIN TEMPERATURE.....AROUND 38.
MAX HUMIDITY........100 PERCENT.
WIND (20 FT)........LIGHT WINDS.
MAX LVORI...........9.
MIN ADI.............1.
INVERSION BEGIN.....1700.
TIME (EST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........75 68 73 86 96 95
WEATHER TYPE....NONE NONE NONE NONE RNSHWR RNSHWR
TSTM COV........
CHC OF PCPN (%).0 10 10 10 30 40
TEMP............56 51 49 49 48 45
RH..............71 86 86 83 83 89
20 FT WIND......SW 2 SW 2 W 2 NW 2 NW 2 NW 3
20 FT WIND GUST.9 5 5 7 9 11
MIX HGT (FT)....500 400 400 400 500 800
TRANSPORT WIND..SW 2 SW 2 W 2 NW 4 NW 4 NW 4
LVORI...........3 6 6 6 5 7
ADI.............2 1 1 1 2 2
SUNDAY
SKY/WEATHER.........CLOUDY. RAIN SHOWERS LIKELY EARLY IN THE
MORNING, THEN RAIN SHOWERS IN THE MORNING. RAIN
SHOWERS LIKELY IN THE AFTERNOON.
CHANCE OF PCPN......100 PERCENT.
MAX TEMPERATURE.....AROUND 47.
MIN HUMIDITY........86 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING NORTHWEST 5 TO 6 MPH IN
THE LATE MORNING AND AFTERNOON.
MIXING HEIGHT.......MAX 2100 FT AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 8 MPH INCREASING TO 18 TO 20
MPH IN THE LATE MORNING AND AFTERNOON.
MAX ADI.............38.
INVERSION END.......0800.
TIME (EST) 6 AM 9 AM NOON 3 PM
SKY (%).........97 97 97 78
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR
TSTM COV........
CHC OF PCPN (%).70 100 100 70
TEMP............43 42 45 43
RH..............93 100 89 86
20 FT WIND......NW 3G11 NW 4G13 NW 6G13 NW 6G14
MIX HGT (FT)....800 1500 1700 1900
TRANSPORT WIND..NW 8 NW 18 NW 18 W 20
LVORI...........6 4 4 4
ADI.............4 28 30 35
FORECASTER...BERRY
REQUESTED BY...CHELSEA MACKENZIE
TYPE OF REQUEST...PRESCRIBED
.TAG 2600378.0/CHS
.DELDT 01/17/26
.FORMATTERVERSION 2.0.0
.EMAIL C.F.MACKENZIE@TNC.ORG
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