Area Forecast Discussion
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000 FXUS61 KPBZ 252312 AFDPBZ AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE PITTSBURGH PA 612 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 EARLY EVE UPDATE DID NOT INCLUDE ANY MAJOR ALTERATIONS AS STRATOCU BLANKET CONTS TO RESIST SBSDNC UNDR SHRTWV RIDGING ALOFT. DEFEAT IS INEVITIBLE HOWEVER...AND EVENTUAL 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 /23Z THURSDAY THROUGH TUESDAY/... MDL SNDGS IND LLVL MSTR RETAINMENT UNDR A FALLING SBSDNC INVERSION. MVFR OR LOW END VFR CIGS ARE EXPECTED TO PERSIST THROUGH THE EVE WITH GRADUAL IMPROVEMENT INTO FRIDAY. OUTLOOK.../FRIDAY NGT THROUGH TUESDAY/... ANOTHER FRONTAL SYSTEM WL GENERATE THE NXT CHC FOR GENLY RESTRICTIONS FOR THE START OF THE NEW WEEK. && .PBZ WATCHES/WARNINGS/ADVISORIES... MD...NONE. OH...NONE. PA...NONE. WV...NONE. && 15 $$

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