Area Forecast Discussion
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000
FXUS61 KPBZ 260214
AFDPBZ

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PITTSBURGH PA
914 PM EST THU DEC 25 2014

.SYNOPSIS...
WARMER TEMPERATURES WILL CLOSE THE WEEK...BUT RAIN CHANCES WILL
RETURN WITH A SUNDAY COLD FRONT.

&&

.NEAR TERM /THROUGH FRIDAY/...
THE LATE EVE UPDATE DID NOT INCLUDE ANY MAJOR ALTERATIONS AS STRATOCU
BLANKET IS BGNG TO ERODE FM THE SW AS PER THE LATEST SATELLITE
IMAGERY. SBSDNC UNDR SHRTWV RIDGING ALOFT WL CONT THE DESTRUCTION
THROUGH THE NGT. WITH CLEARING TWD MRNG...HAVE PERSISTED WITH A
LOW TEMP FORECAST JUST UNDR THE FREEZING MARK. WARM ADVCTN AND
INSOLATION WL DRIVE FRIDAY HIGHS ABOUT 10 DEGREES ABOVE THE AVGS.

&&

.SHORT TERM /FRIDAY NIGHT THROUGH SUNDAY/...
WARM ADVCTN IN ADVN OF TROF CROSSING THE GREAT LAKES WL MAINTAIN
MILD TEMPS ON SATURDAY...BUT RAIN CHCS WL INCRS INTO SUNDAY AS
THAT SYSTEM CDFNT SWEEPS TWD THE UPR OH REGION.

SUBSEQUENT COLD ADVCTN IS NOT PROGGED TO BE DECISIVE AS UPSTREAM
SHRTWV MAINTAINS GENL ZONAL FLOW AND PCPN CHCS THROUGH SUNDAY
NGT...WHICH IS NOT EXPECTED TO BE SIGNIFICANT GIVEN CURRENT
FORECASTS OF A PROGRESSING OPEN WAVE.

&&

.LONG TERM /SUNDAY NIGHT THROUGH THURSDAY/...
THE MAJORITY OF THE UPCOMING WEEK WILL BE DRY WITH SEASONAL
TEMPERATURES WITH ZONAL FLOW OVER THE EASTERN CONUS.

&&

.AVIATION /02Z FRIDAY THROUGH TUESDAY/...
MDL SNDGS IND LLVL MSTR RETAINMENT UNDR A FALLING SBSDNC INVERSION.
MVFR OR LOW END VFR CIGS ARE THUS EXPECTED TO GRADUALLY
IMPROVE INTO FRIDAY.

OUTLOOK.../FRIDAY NGT THROUGH TUESDAY/...
ANOTHER FRONTAL SYSTEM WL GENERATE THE NXT CHC FOR GENL RESTRICTIONS
BY SUNDAY.

&&

.PBZ WATCHES/WARNINGS/ADVISORIES...
MD...NONE.
OH...NONE.
PA...NONE.
WV...NONE.

&&
15
$$





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