FXUS62 KCAE 262015
AFDCAE
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE COLUMBIA SC
315 PM EST THU NOV 26 2009
.SYNOPSIS...
A COLD FRONT WILL CROSS THE AREA THIS EVENING. DRY HIGH PRESSURE
WILL CONTROL OUR WEATHER THROUGH THE WEEKEND. ANOTHER COLD FRONT
WILL PUSH THROUGH THE AERA MONDAY NIGHT INTO TUESDAY. LOW PRESSURE
TRACKING NORTHEAST FROM THE GULF OF MEXICO WILL BRING WET WEATHER
AND COOL TEMPERATURES WEDNESDAY.
&&
.NEAR TERM /UNTIL 6 AM FRIDAY MORNING/...
A DEEP UPPER TROUGH WILL SWING THROUGH THE AREA THIS EVENING. ITS
ASSOCIATED COLD FRONT NOW CROSSING THE UPSTATE WILL CROSS THE
MIDLANDS THIS EVENING. WILL SEE SOME INCREASE IN CLOUDINESS FOR A
FEW HOURS AS A SHORT WAVE NOW OVER CENTRAL TN MOVES EAST. LOOKS
LIKE ANY SHOWER ACTIVITY WILL REMAIN NORTH OF THE MIDLANDS...
CLOSER TO THE SHORT WAVE.
STRONG COLD AIR ADVECTION WITH DOWNSLOPE NORTHWEST FLOW EXPECTED
OVERNIGHT. WENT WITH CONSENSUS LOWS IN THE MID TO UPPER 30S. DO
NOT EXPECT MUCH FROST DUE TO SURFACE WINDS REMAINING UP OVERNIGHT.
STRONG WINDS OFF THE SURFACE SHOULD BE ABLE TO MIX DOWN OVER THE
CENTER OF THE LARGER LAKES. A LAKE WIND ADVISORY WILL BE IN EFFECT
FROM 6 PM UNTIL 11 AM FRIDAY.
&&
.SHORT TERM /6 AM FRIDAY MORNING THROUGH SATURDAY NIGHT/...
THE UPPER TROUGH WILL BE OFF THE COAST FRIDAY MORNING. UPPER RIDGE
BUILDING OVER THE REGION SATURDAY. SURFACE HIGH PRESSURE WILL BE
IN CONTROL THROUGH SATURDAY NIGHT.
FRIDAY NIGHT COULD SEE SOME AREAS SEEING THEIR FIRST FREEZE OF
THE SEASON...WITH GUIDANCE NUMBERS GENERALLY 32-34. FREEZE WARNING
MAY BE REQUIRED FOR THAT TIME FRAME IF LATER GUIDANCE CONTINUES TO
INDICATE FREEZING CONDITIONS.
&&
.LONG TERM /SUNDAY THROUGH WEDNESDAY/...
SPLIT FLOW CONTINUES WITH AN ACTIVE SOUTHERN STREAM. CLOSED LOW OVER
THE SOUTHWESTERN STATES ON SUNDAY LIFTING NORTHEAST INTO THE OHIO
VALLEY. SURFACE HIGH PRESSURE OVER THE SOUTHEASTERN STATES WILL
BRING BEAUTIFUL WEATHER SUNDAY. HIGH PRESSURE WILL MOVE OUT INTO
THE ATLANTIC BY MONDAY AS A COLD FRONT APPROACHES FROM THE WEST.
MAY SEE SHOWERS LATE IN THE DAY MONDAY. FRONT MOVES THROUGH MONDAY
NIGHT INTO TUESDAY. GOOD CHANCE OF SHOWERS MONDAY NIGHT INTO EARLY
TUESDAY. MOISTURE RETURNS FROM THE SOUTH TUESDAY NIGHT INTO
WEDNESDAY AS ANOTHER LOW PRESSURE SYSTEM MOVES UP FROM THE GULF OF
MEXICO. GFS/ECMWF INDICATING STRONG ISENTROPIC LIFT WEDNESDAY INTO
WEDNESDAY NIGHT. THE SYSTEM LIFT NORTH OF THE AREA THURSDAY.
&&
.AVIATION /18Z THURSDAY THROUGH TUESDAY/...
GOOD PRESSURE GRADIENT WILL DEVELOP OVER THE AREA TONIGHT BEHIND
THE COLD FRONT. WINDS WILL INCREASE TO 10 TO 15 MPH WHICH WILL
KEEP ANY FOG FROM DEVELOPING. VFR CIGS AND VSBYS THROUGH THE
WEEKEND.
EXTENDED AVIATION OUTLOOK...MAINLY VFR CONDITIONS EXPECTED THROUGH
THE PERIOD WITH POSSIBLE MVFR VSBYS MONDAY AND TUESDAY MORNINGS IN
THE CSRA.
&&
.CAE WATCHES/WARNINGS/ADVISORIES...
SC...LAKE WIND ADVISORY FROM 6 PM THIS EVENING TO 11 AM EST FRIDAY
FOR SCZ015-016-018-020>022-025>031-035>038-041.
GA...LAKE WIND ADVISORY FROM 6 PM THIS EVENING TO 11 AM EST FRIDAY
FOR GAZ040-063>065-077.
&&
$$
SYNOPSIS...10
NEAR TERM...10
SHORT TERM...10
LONG TERM...10
AVIATION...SJN
