Area Forecast Discussion
Issued by NWS

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000 FXUS61 KPBZ 190214 AFDPBZ AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE PITTSBURGH PA 1014 PM EDT FRI APR 18 2014 .SYNOPSIS... HIGH PRESSURE WILL BRING MOSTLY SUNNY CONDITIONS AND SEASONAL TEMPERATURES THROUGH THE WEEKEND. && .NEAR TERM /UNTIL 6 AM SATURDAY MORNING/...
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WITH 10PM UPDATE...FRONT HAS NEARLY COMPLETED ITS PASSAGE ACROSS THE FORECAST AREA. RADAR CONTINUES TO INDICATE THAT NO RAIN HAS FALLEN. SOME PARTIAL CLEARING HAS BEGUN TO ENTER NORTHWESTERN COUNTIES...AND EXPECT CLOUDS TO DIMINISH FROM NORTHWEST TO SOUTHEAST. CONSIDERING TEMPERATURE TRENDS SO FAR THIS EVENING...HAVE RAISED OVERNIGHT LOWS A DEGREE OR TWO IN LOCATIONS ACROSS THE SOUTH WHERE TEMPERATURES HAVE NOT FALLEN OFF THAT MUCH SO FAR THIS EVENING. GENERALLY WENT WITH LOWS IN THE 30`S AND 40`S ACROSS THE REGION...WHICH IS CLOSE TO SEASONAL AVERAGES.
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&& .SHORT TERM /6 AM SATURDAY MORNING THROUGH MONDAY/... HIGH PRESSURE WILL REMAIN IN CONTROL THROUGH THE WEEKEND. EXPECT SEASONAL TEMPERATURES ON SATURDAY WITH MID LEVEL RIDGING IN PLACE BUT A WARMING TREND IS EXPECTED SUNDAY AND MONDAY AS THE WINDS SHIFT TO THE SOUTHWEST AND WARM ADVECTION ENSUES. GENERALLY WENT WITH MOS GUIDANCE...WHICH HAS TEMPERATURES IN THE UPPER 60`S AND LOW 70`S. CLOUD COVER WILL BEGIN TO INCREASE LATE MONDAY WITH THE APPROACH OF THE NEXT SYSTEM. THE ONLY OTHER THING TO MENTION WOULD BE THE VERY LOW RELATIVE HUMIDITY`S FORECAST FOR SATURDAY AND SUNDAY. HOWEVER...EVEN WITH RH VALUES IN THE 20`S AND DRYING 10 HR FUEL LEVELS...WIND SPEEDS ARE EXPECTED TO REMAIN UNDER 10KTS AT THIS TIME. && .LONG TERM /MONDAY NIGHT THROUGH FRIDAY/... MINIMAL CHANGE NEEDED IN THE EXTENDED AS MODELS SHOW DECENT CONTINUITY AND OVERALL AGREEMENT...WITH A COLD FRONT PASSING ACROSS THE REGION LATE MONDAY NIGHT THROUGH TUESDAY. MODEL SOUNDINGS SHOW LIMITED INSTABILITY SO EXPECT SHOWERS TO BE THE MAIN MODE OF PRECIPITATION...AVERAGE QPF AMOUNTS AROUND HALF AN INCH. DRIER CONDITIONS AND A WARMER TEMPERATURES WEDNESDAY AND THURSDAY AS RIDGING BUILDS IN FROM THE WEST. && .AVIATION /02Z SATURDAY THROUGH WEDNESDAY/... DRY COLD FRONT PUSHING EAST OF THE REGION THROUGH 06Z SAT WITH CLEARING SKIES EXPECTED. VFR EXPECTED THROUGH THE WEEKEND. .OUTLOOK.../SATURDAY NIGHT THROUGH WEDNESDAY/... THE NXT CHC FOR RESTRICTIONS IS EXPECTED WITH A TUESDAY CDFNT. && .PBZ WATCHES/WARNINGS/ADVISORIES... MD...NONE. OH...NONE. PA...NONE. WV...NONE. && $$

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