132
FNUS72 KCHS 300852
FWSCHS
SPOT FORECAST FOR FM C-75B...USFS
NATIONAL WEATHER SERVICE CHARLESTON SC
452 AM EDT TUE JUN 30 2020
FORECAST IS BASED ON IGNITION TIME OF 0900 EDT ON JUNE 30.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
WEAK LOW PRESSURE WILL LINGER OVER OR NEAR THE REGION THROUGH THE
HOLIDAY WEEKEND. LOW PRESSURE MAY THEN IMPACT THE AREA EARLY NEXT
WEEK.
FOG POTENTIAL FOR TONIGHT: LOW
REST OF TODAY
SKY/WEATHER.........PARTLY SUNNY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS EARLY IN THE AFTERNOON. CHANCE OF
SHOWERS AND THUNDERSTORMS LATE IN THE
AFTERNOON.
CHANCE OF PCPN......50 PERCENT.
MAX TEMPERATURE.....AROUND 93.
MIN HUMIDITY........52 PERCENT.
WIND (20 FT)........LIGHT WINDS. GUSTY AND ERRATIC WINDS EXPECTED
NEAR THUNDERSTORMS IN THE AFTERNOON.
MIXING HEIGHT.......MAX 5500 FT AGL.
TRANSPORT WINDS.....WEST AROUND 6 MPH.
MAX ADI.............37.
INVERSION END.......0900
TIME (EDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........36 38 42 45 49 53 59 64 69
WEATHER TYPE.... RW RW RW RW RW
TSTM COV........ SCH SCH CHC CHC CHC
CHC OF PCPN (%).10 10 10 10 20 20 30 40 50
TEMP............82 86 88 90 90 91 93 91 88
RH..............79 70 63 58 60 58 52 56 61
20 FT WIND DIR..W W W W W W W W W
20 FT WIND SPD..2 3 3 3 4 3 3 3 3
20 FT WIND GUST.4 4 4 4 5 4 4 4 4
MIX HGT (KFT)...1.7 2.9 4.1 4.5 5.0 5.5 4.9 4.4 3.8
TRANSP WIND DIR.W W W W W W SW SW SW
TRANSP WIND SPD.6 6 6 6 6 6 6 6 6
LVORI...........4 3 1 1 2 2 2 2 2
ADI.............9 20 33 37 28 28 29 28 27
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SHOWERS AND
THUNDERSTORMS UNTIL EARLY MORNING, THEN SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS AFTER
MIDNIGHT.
CHANCE OF PCPN......50 PERCENT.
MIN TEMPERATURE.....AROUND 73.
MAX HUMIDITY........97 PERCENT.
WIND (20 FT)........LIGHT WINDS. GUSTY AND ERRATIC WINDS EXPECTED
NEAR THUNDERSTORMS UNTIL EARLY MORNING.
MAX LVORI...........8.
MIN ADI.............1.
INVERSION BEGIN.....2000
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........72 73 73 72 71 72
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR NONE
TSTM COV........CHANCE CHANCE CHANCE CHANCE S CHC
CHC OF PCPN (%).50 50 50 40 20 10
TEMP............87 81 76 75 74 74
RH..............65 82 94 94 97 93
20 FT WIND......N 3 W 3 NW 2 NW 2 W 2 W 2
20 FT WIND GUST.4 4 4 4 4 4
MIX HGT (FT)....2700 600 400 200 100 200
TRANSPORT WIND..SW 6 SW 6 NW 4 W 2 W 2 W 2
LVORI...........3 5 7 7 8 7
ADI.............20 1 1 1 1 1
WEDNESDAY
SKY/WEATHER.........PARTLY SUNNY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS LATE IN THE MORNING. CHANCE OF
SHOWERS AND THUNDERSTORMS EARLY IN THE
AFTERNOON.
CHANCE OF PCPN......50 PERCENT.
MAX TEMPERATURE.....AROUND 91.
MIN HUMIDITY........56 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING WEST 5 TO 6 MPH IN THE
AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED
NEAR THUNDERSTORMS LATE IN THE MORNING.
MIXING HEIGHT.......MAX 6000 FT AGL.
TRANSPORT WINDS.....LIGHT WINDS BECOMING WEST 6 TO 10 MPH IN THE
LATE MORNING AND AFTERNOON.
MAX ADI.............36.
INVERSION END.......0900
TIME (EDT) 6 AM 9 AM NOON 3 PM
SKY (%).........70 58 55 62
WEATHER TYPE....NONE NONE RNSHWR RNSHWR
TSTM COV........ S CHC CHANCE
CHC OF PCPN (%).10 10 20 40
TEMP............73 79 88 91
RH..............97 82 61 56
20 FT WIND......W 2G4 W 3G4 W 4G5 W 6G9
MIX HGT (FT)....300 1500 4300 6000
TRANSPORT WIND..W 4 NW 6 W 10 W 10
LVORI...........8 4 2 1
ADI.............1 11 26 36
FORECASTER...DIXON
REQUESTED BY...PAUL CHURCHILL
TYPE OF REQUEST...PRESCRIBED
.TAG 2008705.1/CHS
.DELDT 06/30/20
.EMAIL PAUL.CHURCHILL@USDA.GOV
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