277
FNUS72 KCAE 121133
FWSCAE
SPOT FORECAST FOR LEG FIRE...USFS-SAVANNAH RIVER
NATIONAL WEATHER SERVICE COLUMBIA SC
733 AM EDT SUN JUL 12 2026
FORECAST IS BASED ON FORECAST START TIME OF 0800 EDT ON JULY 12.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
SCATTERED SHOWERS AND THUNDERSTORMS EXPECTED TO DEVELOP ONCE
AGAIN THIS AFTERNOON INTO EVENING, WITH HIGHEST POTENTIAL FOR RAIN
AND STORMS GENERALLY IN THE EVENING AS A FRONT DROPS INTO THE
AREA. SIMILAR TO YESTERDAY, STORMS WILL PRODUCE GUSTY WINDS, HEAVY
RAIN AND FREQUENT LIGHTNING. NEARBY STORMS WILL PRODUCE OUTFLOWS
THAT MAY SUDDENLY CHANGE WIND DIRECTION AT TIMES. MOIST AIR MASS
REMAINING IN PLACE WILL KEEP MINIMUM RH AT OR ABOVE 50 PERCENT
THROUGH THE DAY. FOG WILL BE POSSIBLE EARLY MONDAY MORNING WITH
LINGERING LOW LEVEL MOISTURE. ADDITIONAL SHOWERS AND STORMS ARE
EXPECTED MONDAY.
TODAY
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT) THEN BECOMING
MOSTLY CLOUDY (65-75 PERCENT). CHANCE OF
SHOWERS AND THUNDERSTORMS LATE IN THE
AFTERNOON.
CHANCE OF PCPN......30 PERCENT.
MAX TEMPERATURE.....AROUND 93.
MIN HUMIDITY........49 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING WEST 5 TO 6 MPH IN THE
LATE MORNING AND AFTERNOON. GUSTY AND ERRATIC
WINDS EXPECTED NEAR THUNDERSTORMS LATE IN THE
AFTERNOON.
MIXING HEIGHT.......5900 FT AGL.
TRANSPORT WINDS.....WEST 7 TO 12 MPH.
TIME (EDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........37 44 46 28 33 48 55 57 57 72
WEATHER COV..... SCH SCH CHC
WEATHER TYPE.... RW RW RW
TSTM COV........ CHC
CHC OF PCPN (%).10 10 0 0 10 10 10 20 20 30
TEMP............77 80 85 88 91 92 93 93 92 91
RH..............87 81 70 63 58 54 50 50 49 52
20 FT WIND DIR..W W W W W W W W SW W
20 FT WIND DIR..260 260 270 280 280 270 260 270 240 250
20 FT WIND SPD..3 3 5 5 6 6 6 6 6 6
20 FT WIND GUST.9 11 11 11 12 12 12 12 12 12
MIX HGT (KFT)...0.6 1.2 2.1 3.3 4.9 5.4 5.8 5.9 5.1 4.1
TRANSP WIND DIR.W W W W W W W W W W
TRANSP WIND DIR.280 280 280 280 280 270 270 260 270 260
TRANSP WIND SPD.7 8 10 12 12 12 12 12 12 12
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). SHOWERS WITH
THUNDERSTORMS LIKELY IN THE EVENING, THEN
CHANCE OF SHOWERS AND THUNDERSTORMS OVERNIGHT.
PATCHY FOG EARLY IN THE MORNING.
CHANCE OF PCPN......80 PERCENT.
MIN TEMPERATURE.....AROUND 71.
MAX HUMIDITY........100 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS AROUND 5 MPH EARLY IN THE
EVENING BECOMING LIGHT. GUSTY AND ERRATIC WINDS
EXPECTED NEAR THUNDERSTORMS IN THE
EVENING AND OVERNIGHT.
MIXING HEIGHT.......400 FT AGL.
TRANSPORT WINDS.....WEST 10 TO 12 MPH DECREASING TO 7 TO 8 MPH
EARLY IN THE EVENING, THEN SHIFTING TO THE
NORTHEAST AROUND 7 MPH LATE IN THE EVENING
SHIFTING TO THE WEST AROUND 6 MPH OVERNIGHT
SHIFTING TO THE SOUTHWEST 5 TO 6 MPH.
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........72 73 87 84 74 70 58 66 66 58 66 67
WEATHER COV.....CHC CHC DEF DEF LKY CHC CHC CHC CHC CHC CHC PTY
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW FOG
TSTM COV........CHC CHC LKY LKY LKY CHC CHC CHC SCH SCH SCH
CHC OF PCPN (%).40 50 80 80 60 50 40 40 40 40 30 10
TEMP............90 87 84 81 78 77 76 75 75 74 73 73
RH..............54 62 69 77 88 90 90 94 94 97 97 97
20 FT WIND DIR..SW W W NW S E E N N N N N
20 FT WIND DIR..240 270 280 300 180 090 070 000 000 000 000 000
20 FT WIND SPD..5 3 2 2 1 1 1 0 0 0 0 0
20 FT WIND GUST.11 11 9 7 6 5 5 5 5 5 5 5
MIX HGT (KFT)...3.2 1.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.4 0.4 0.4
TRANSP WIND DIR.SW W NW NW W NE E W S S SW SW
TRANSP WIND DIR.240 290 300 310 250 040 070 250 190 200 230 230
TRANSP WIND SPD.12 10 8 7 7 7 7 6 6 6 5 6
MONDAY
SKY/WEATHER.........PARTLY SUNNY (65-75 PERCENT). PATCHY FOG EARLY
IN THE MORNING. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS EARLY IN THE AFTERNOON. SHOWERS
AND THUNDERSTORMS LIKELY LATE IN THE AFTERNOON.
CHANCE OF PCPN......70 PERCENT.
MAX TEMPERATURE.....AROUND 88.
MIN HUMIDITY........68 PERCENT.
WIND (20 FT)........LIGHT WINDS. GUSTY AND ERRATIC WINDS EXPECTED
NEAR THUNDERSTORMS IN THE AFTERNOON.
MIXING HEIGHT.......4000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 6 TO 7 MPH SHIFTING TO THE NORTH LATE
IN THE MORNING, THEN SHIFTING TO THE SOUTHWEST
LATE IN THE MORNING SHIFTING TO THE NORTHEAST
AROUND 5 MPH LATE IN THE AFTERNOON SHIFTING TO
THE SOUTHEAST AROUND 6 MPH.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........66 59 65 69 75 74 70 76 75 71 77 78
WEATHER COV.....PTY PTY PTY SCH LKY LKY LKY LKY
WEATHER TYPE....FOG FOG FOG RW RW RW RW RW
TSTM COV........ SCH LKY LKY LKY LKY
CHC OF PCPN (%).10 10 10 10 0 0 10 20 60 60 70 70
TEMP............73 72 73 76 79 81 82 85 85 86 86 84
RH..............97 100 100 94 85 79 77 70 70 68 68 72
20 FT WIND DIR..N SW W SW W SW SW SW SW W W NW
20 FT WIND DIR..000 240 260 220 250 240 220 210 240 260 290 330
20 FT WIND SPD..0 1 1 1 1 2 2 2 2 3 2 2
20 FT WIND GUST.5 5 5 5 5 5 5 6 7 8 7 7
MIX HGT (KFT)...0.5 0.5 0.9 1.5 2.0 2.6 3.3 3.8 4.0 2.4 1.1 3.0
TRANSP WIND DIR.W NW NW N N SW SW SW S S NE SE
TRANSP WIND DIR.280 310 320 350 010 210 240 230 200 170 060 120
TRANSP WIND SPD.6 6 7 7 6 6 6 7 7 6 5 6
FORECASTER...LANDOLFI
REQUESTED BY...KEVIN POPE
TYPE OF REQUEST...WILDFIRE
.TAG 2617249.0/CAE
.DELDT 07/12/26
.FORMATTERVERSION 2.0.0
.EMAIL KEVIN.POPE@USDA.GOV
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