758
FXUS62 KCAE 252319
AFDCAE
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE COLUMBIA SC
719 PM EDT MON AUG 25 2025
SYNOPSIS
A DRY AIR MASS PUSHES INTO THE REGION FOR TUESDAY THROUGH MUCH
OF THE WEEK. RAIN CHANCES RETURN LATE WEEK INTO THE WEEKEND.
COOLER THAN NORMAL TEMPERATURES ARE LIKELY THROUGH THE EXTENDED.
NEAR TERM /UNTIL 7 AM TUESDAY MORNING/
KEY MESSAGE(S):
- COOL AND DRY TONIGHT IN THE WAKE OF A COLD FRONT.
AN UPPER TROUGH ENTRENCHED ACROSS THE EASTERN CONUS PUSHED A
COLD FRONT THROUGH THE FORECAST AREA TODAY USHERING IN A DRIER
AIR MASS. PWATS WILL CONTINUE TO DECLINE TONIGHT UNDER MOSTLY
CLEAR TO PARTLY CLOUDY SKIES. TEMPERATURES SHOULD FALL INTO THE
LOWER TO MID 60S. WINDS WILL BE LIGHT AND VARIABLE.
SHORT TERM /7 AM TUESDAY MORNING THROUGH TUESDAY NIGHT/
KEY MESSAGE(S):
- DRIER AND COOLER AIR SETTLES INTO THE SOUTHEAST
TUESDAY WILL BE COOL AND DRY COMPARED TO THE PREVIOUS DAY IN THE
WAKE OF A COLD FRONT. PWAT VALUES MAY DROP BELOW AN INCH DURING
THE DAY WITH SURFACE DEWPOINTS IN THE 50S. WEAK COLD ADVECTION
WILL ALLOW FOR HIGHS MAINLY BETWEEN 80-85 DEGREES. LOWS
OVERNIGHT EXPECTED TO BE IN THE LOW TO MID 60S.
LONG TERM /WEDNESDAY THROUGH MONDAY/
KEY MESSAGE(S):
- COOLER THAN NORMAL TEMPERATURES
- RAIN CHANCES RETURN FOR LATE THIS WEEK AND INTO THE WEEKEND
A REINFORCING SHOT OF DRY AIR WILL PUSH INTO THE REGION MID
WEEK AS A HIGHLY AMPLIFIED TROUGH MOVES INTO THE EASTERN US.
THIS WILL KEEP DRY WEATHER AND COOL TEMPERATURES IN PLACE
THROUGH AT LEAST THURSDAY. GLOBAL ENSEMBLES INDICATE THAT THERE
COULD BE AN INCREASE IN MOISTURE LATE WEEK AS HIGH PRESSURE
SHIFTS OFFSHORE AND ONSHORE FLOW DEVELOPS. THIS WILL GIVE US A
SLIGHT CHANCE TO CHANCE OF RAIN FROM FRIDAY ON. HOWEVER THERE
ARE A MANY MEMBERS WHICH KEEP THE AREA DRY THROUGH THE EXTENDED.
TEMPERATURES WILL REMAIN BELOW NORMAL THROUGH THE PERIOD WITH
HIGHS MAINLY IN THE LOW TO MID 80S AND LOWS STILL IN THE 60S.
AVIATION /23Z MONDAY THROUGH SATURDAY/
VFR CONDITIONS EXPECTED TO CONTINUE THROUGH THE TAF PERIOD.
MOSTLY CLEAR SKIES ARE SEEN THIS EVENING AS SOME HIGH CLOUDS
ARE STARTING TO STREAM IN, WHICH SHOULD CONTINUE INTO THE
OVERNIGHT AS WINDS BECOME LIGHT AND VARIABLE. WITH A DRIER
AIRMASS MOVING IN BEHIND A COLD FRONT INTO TUESDAY MORNING, THE
OVERALL CHANCE FOR FOG IS LOW. WINDS PICK UP BETWEEN 5-8 KTS
OUT OF THE NORTHEAST TO NORTH THROUGH THE DAY TUESDAY WITH HIGH
PRESSURE BUILDING IN BUT WINDS SHOULD SLOWLY SHIFT A BIT MORE
NORTH-NORTHWESTERLY TOWARD THE END OF THE PERIOD. SOME PASSING
HIGH CLOUDS ARE EXPECTED MUCH OF THE DAY TUESDAY AS AN UPPER
TROUGH BEGINS TO EXIT THE REGION, BUT LITTLE CUMULUS DEVELOPMENT
IS EXPECTED UNDER THIS DRIER AIRMASS OUTSIDE OF FEW CLOUDS
AROUND 5,000-6,000 FT.
EXTENDED AVIATION OUTLOOK... THE DRIER AIR MASS BEHIND MONDAY'S
FRONT WILL CONTINUE TO BRING LOW CHANCES FOR WIDESPREAD
RESTRICTIONS.
CAE WATCHES/WARNINGS/ADVISORIES
SC...NONE.
GA...NONE.
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