371
FNUS72 KCHS 152116
FWSCHS
SPOT FORECAST FOR C192 SAVANNAH SC-FMNF...USFS
NATIONAL WEATHER SERVICE CHARLESTON SC
416 PM EST THU JAN 15 2026
FORECAST IS BASED ON IGNITION TIME OF 0900 EST ON JANUARY 16.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
THE CENTER OF A DRY AIR MASS WILL BUILD ACROSS THE SOUTHEAST U.S.
ON FRIDAY. WHILE THE LOWEST RH VALUE IS EXPECTED TO BE AROUND 29
PERCENT, IT COULD BE HIGHER THAN FORECASTED BASED ON THE OBSERVED
VALUES THURSDAY. SOUTHWEST TRANSPORT WINDS SHOULD INCREASE ABOVE
10 MPH AFTER NOON, PEAKING AROUND 14 MPH IN THE AFTERNOON.
VENTILATION RATES ARE EXPECTED TO RISE ABOVE 17,000 AROUND NOON,
PEAKING BRIEFLY NEAR 35,000 AROUND 3 PM, THEN GRADUALLY DROPPING.
FRIDAY OVERNIGHT DISPERSION IS EXPECTED TO BE VERY POOR.
FRIDAY
SKY/WEATHER.........SUNNY.
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 49.
MIN HUMIDITY........AROUND 29 PERCENT.
WIND (20 FT)........LIGHT WINDS, BECOMING SOUTHWEST 3 TO 5 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......MAX 2600 FT AGL.
TRANSPORT WINDS.....LIGHT WINDS BECOMING SOUTHWEST 12 TO 14 MPH IN
THE AFTERNOON.
MAX ADI.............40.
INVERSION END.......10 AM.
TIME (EST) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........0 0 0 2 2 3 2 3 6
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0
TEMP............30 36 41 44 46 48 48 48 47
RH..............44 36 31 29 29 30 33 37 42
20 FT WIND DIR..N SW SW SW SW SW SW SW SW
20 FT WIND SPD..0 1 2 3 4 4 4 4 3
20 FT WIND GUST.4 5 7 9 11 11 11 11 11
MIX HGT (KFT)...1.3 1.7 2.1 2.4 2.6 2.6 2.5 2.3 2.0
TRANSP WIND DIR.SW SW SW SW SW SW SW SW SW
TRANSP WIND SPD.4 4 4 12 12 12 14 14 14
LVORI...........2 2 2 2 1 1 1 1 1
ADI.............6 10 18 27 34 37 40 37 32
FRIDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
CHANCE OF PCPN......0 PERCENT.
MIN TEMPERATURE.....AROUND 37.
MAX HUMIDITY........85 PERCENT.
WIND (20 FT)........LIGHT WINDS.
MAX LVORI...........6.
MIN ADI.............1.
INVERSION BEGIN.....6 PM.
TIME (EST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........6 4 7 12 16 18
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0
TEMP............43 40 39 39 40 41
RH..............55 70 79 82 79 79
20 FT WIND......SW 2 SW 2 SW 2 SW 2 SW 2 SW 2
20 FT WIND GUST.11 11 11 11 11 11
MIX HGT (FT)....700 800 700 700 700 700
TRANSPORT WIND..SW 6 SW 6 SW 6 SW 6 SW 6 SW 6
LVORI...........3 3 4 5 4 4
ADI.............3 3 3 2 3 3
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 63.
MIN HUMIDITY........50 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 5 TO 7 MPH WITH
GUSTS TO AROUND 16 MPH EARLY IN THE MORNING.
MIXING HEIGHT.......MAX 3500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 10 TO 18 MPH.
MAX ADI.............60.
INVERSION END.......9 AM.
TIME (EST) 6 AM 10 AM 2 PM
SKY (%).........26 24 48
WEATHER TYPE....NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0
TEMP............41 57 63
RH..............85 62 52
20 FT WIND......SW 3G13 SW 6G16 SW 7G16
MIX HGT (FT)....700 2200 3300
TRANSPORT WIND..SW 10 SW 18 SW 18
LVORI...........4 1 1
ADI.............7 48 58
FORECASTER...STROZ
REQUESTED BY...WILLIAM MCCANN
TYPE OF REQUEST...PRESCRIBED
.TAG 2600262.0/CHS
.DELDT 01/15/26
.FORMATTERVERSION 2.0.0
.EMAIL WILLIAM.MCCANN@USDA.GOV
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