350
FNUS72 KCHS 160726
FWSCHS
SPOT FORECAST FOR DRIFTWOOD RX 1/18...THE NATURE CONSERVANCY
NATIONAL WEATHER SERVICE CHARLESTON SC
226 AM EST FRI JAN 16 2026
FORECAST IS BASED ON IGNITION TIME OF 0700 EST ON JANUARY 16.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
THE CENTER OF A LARGE AREA OF HIGH PRESSURE WILL PASS OVER THE
REGION TODAY. THIS AIRMASS WILL PROVIDE VERY DRY AIR, SUNNY
CONDITIONS, AND WINDS GENERALLY LESS THAN 10 MPH. RELATIVE
HUMIDITY VALUES THIS AFTERNOON ARE FORECAST TO RANGE AROUND 35
PERCENT AT THE BURN SITE TODAY. WEAK TRANSPORT WINDS EXPECTED
BY 1800, SPEEDS LESS THAN 10 MPH THROUGH THE REST OF THE NIGHT.
LIGHT RETURN FLOW WILL BRING WARMING TEMPERATURES AND DEWPOINTS
ACROSS THE REGION ON SATURDAY.
A STRONG COLD FRONT IS TIMED TO SWEEP FROM WEST TO EAST ACROSS
THE AREA SATURDAY NIGHT, VEERING WINDS FROM THE NORTHWEST. IN
ADDITION, THE FRONT COMBINED WITH A DEVELOPING COASTAL LOW MAY
SUPPORT AN AREA OF LIGHT RAIN LATE SATURDAY NIGHT INTO SUNDAY
AFTERNOON. HIGH PRESSURE SHOULD BEGIN TO BUILD ACROSS THE
REGION SUNDAY NIGHT, WITH A RIDGE REMAINING THROUGH MID-WEEK.
REST OF TODAY
SKY/WEATHER.........SUNNY.
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 50.
MIN HUMIDITY........34 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST AROUND 5 MPH
EARLY IN THE AFTERNOON, THEN BECOMING LIGHT
LATE IN THE AFTERNOON.
MIXING HEIGHT.......MAX 2700 FT AGL.
TRANSPORT WINDS.....LIGHT WINDS BECOMING SOUTHWEST 12 TO 14 MPH IN
THE AFTERNOON.
MAX ADI.............38.
INVERSION END.......0900
TIME (EST) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........6 5 2 1 1 2 2 2 1 3 5
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0
TEMP............25 27 33 37 41 44 46 48 48 48 48
RH..............62 60 47 42 36 35 34 35 37 40 46
20 FT WIND DIR..NW W W SW SW S S SW S SW S
20 FT WIND SPD..1 1 2 2 2 3 4 5 5 4 3
20 FT WIND GUST.5 5 5 5 7 9 9 11 11 11 11
MIX HGT (KFT)...0.6 0.7 1.3 1.8 2.1 2.4 2.7 2.7 2.7 2.4 2.2
TRANSP WIND DIR.W W SW SW SW SW SW SW SW SW SW
TRANSP WIND SPD.2 2 4 4 4 12 12 12 14 14 14
LVORI...........3 3 2 2 2 2 1 1 1 1 1
ADI.............2 2 6 11 19 28 35 38 38 38 36
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR.
CHANCE OF PCPN......0 PERCENT.
MIN TEMPERATURE.....AROUND 39.
MAX HUMIDITY........82 PERCENT.
WIND (20 FT)........LIGHT WINDS.
MAX LVORI...........6.
MIN ADI.............1.
INVERSION BEGIN.....1800
TIME (EST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........7 4 4 19 22 9
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0
TEMP............43 40 41 41 42 43
RH..............55 73 76 79 79 82
20 FT WIND......S 3 S 3 SW 3 SW 3 SW 3 SW 3
20 FT WIND GUST.11 11 11 11 11 11
MIX HGT (FT)....900 800 800 800 800 800
TRANSPORT WIND..S 8 S 8 SW 6 SW 6 SW 6 SW 8
LVORI...........3 3 4 4 4 5
ADI.............4 3 3 3 3 4
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING MOSTLY CLOUDY.
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 64.
MIN HUMIDITY........54 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 5 TO 7 MPH WITH
GUSTS TO AROUND 16 MPH EARLY IN THE MORNING,
THEN BECOMING LIGHT LATE IN THE AFTERNOON.
MIXING HEIGHT.......MAX 2900 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH INCREASING TO 14 TO 22
MPH IN THE LATE MORNING AND AFTERNOON.
MAX ADI.............72.
INVERSION END.......0800
TIME (EST) 6 AM 9 AM NOON 3 PM
SKY (%).........16 41 60 68
WEATHER TYPE....NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0 0
TEMP............45 52 62 64
RH..............82 77 58 56
20 FT WIND......SW 4G13 SW 5G14 SW 7G16 SW 6G13
MIX HGT (FT)....800 1600 2600 2500
TRANSPORT WIND..SW 10 SW 20 SW 22 SW 14
LVORI...........4 3 1 1
ADI.............6 38 68 53
FORECASTER...DIXON
REQUESTED BY...CHELSEA MACKENZIE
TYPE OF REQUEST...PRESCRIBED
.TAG 2600268.0/CHS
.DELDT 01/16/26
.FORMATTERVERSION 2.0.0
.EMAIL C.F.MACKENZIE@TNC.ORG
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