FXUS62 KCAE 071117
AFDCAE
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE COLUMBIA SC
617 AM EST MON DEC  7 2009

.SYNOPSIS...
HIGH PRESSURE OVER THE REGION TODAY WILL WEAKEN TONIGHT. A WARM
FRONT WILL DEVELOP SOUTH OF THE AREA TUESDAY BRINGING RAIN LATE
TUESDAY AND TUESDAY NIGHT. A COLD FRONT WILL MOVE THROUGH BY
WEDNESDAY EVENING BRINGING HIGH PRESSURE AND DRY WEATHER BY 
THURSDAY.

&&

.NEAR TERM /UNTIL 6 PM THIS EVENING/...
HIGH PRESSURE WILL COVER THE AREA TODAY. HOWEVER CLOUDS WILL COVER
THE REGION HOLDING HIGHS INTO THE LOWER TO MID 50S.

&&

.SHORT TERM /6 PM THIS EVENING THROUGH WEDNESDAY/...
THE SURFACE HIGH WILL WEAKEN AND A WARM FRONT WILL DEVELOP SOUTH
OF THE AREA. THIS WILL INCREASE MOISTURE AND SPREAD RAIN OVER THE
REGION LATE IN THE DAY TUESDAY THROUGH TUESDAY NIGHT AND INTO
WEDNESDAY. A COLD FRONT WILL APPROACH WEDNESDAY AS WELL MOVING
THROUGH LATE IN THE DAY OR IN THE EVENING.

&&

.LONG TERM /WEDNESDAY NIGHT THROUGH SUNDAY/...
THE COLD FRONT SHOULD BE GONE WEDNESDAY NIGHT AND HIGH PRESSURE
WILL BRING DRIER WEATHER TO THE REGION THURSDAY BEFORE ANOTHER
SYSTEM APPROACHES FRIDAY. ANOTHER SYSTEM MOVES OUT OF THE GULF
SATURDAY AND SUNDAY. TEMPERATURES SHOULD REMAIN BELOW NORMAL.

&&

.AVIATION /12Z MONDAY THROUGH SATURDAY/...
HIGH PRESSURE CENTERED OVER THE MID ATLANTIC STATES WILL MOVE 
OFFSHORE TODAY AND TONIGHT. CIGS AROUND 2500-3500 FT WILL PERSIST 
UNTIL AROUND 15Z THIS MORNING...BECOMING MORE SCATTERED AT THE LOWER 
LEVELS BY THE AFTERNOON. MID-LEVEL CIGS WILL CONTINUE THROUGHOUT THE 
REMAINDER OF THE TAF PERIOD. SOME MVFR FOG POSSIBLE IN A FEW 
LOCATIONS BY AROUND 04Z TUESDAY. RAIN WILL BEGIN TO MOVE INTO THE 
AREA FROM THE WEST BEYOND THE END OF THE TAF PERIOD AS A DEVELOPING 
LOW PRESSURE SYSTEM IN THE ROCKY MOUNTAINS MOVES EASTWARD ON 
TUESDAY. 

EXTENDED AVIATION OUTLOOK...IFR CONDITIONS POSSIBLE WITH CHANCES
FOR PRECIPITATION...TUESDAY AND WEDNESDAY.

&&

.CAE WATCHES/WARNINGS/ADVISORIES...
SC...NONE.
GA...NONE.

&&

$$