Area Forecast Discussion
Issued by NWS

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000 FXUS61 KPBZ 221046 AFDPBZ AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE PITTSBURGH PA 646 AM EDT TUE JUL 22 2014 .SYNOPSIS... WARM AND HUMID CONDITIONS WILL CONTINUE UNTIL THE PASSAGE OF A MID WEEK COLD FRONT. && .NEAR TERM /UNTIL 6 PM THIS EVENING/... ADDED SOME PTCHY FOG I 80 NWD ERLY THIS MRNG...OTRW NO CHGS FOR THE PRE DAWN UPDT. PREVIOUS DISC...EXP SCT DIURNAL CU TO DVLP TDA. UPR LVL RIDGING...COMBINED WITH CAPPING WRM AIR ALOFT EVIDENT ON RECENT RAOBS AN NR TERM MDL PROGS...WL RESULT DRY WEA TDA. THE ONLY EXCEPTION WL BE WHERE TERRAIN ENHANCEMENT WL BRING SLGT CHCS FOR AFTN CNVCTN ACRS MD/WV E OF MGW. TEMPS WL BE SVRL DEG ABV AVG...WITH HIGHS APRCHG 90 IN SOME LOCATIONS. && .SHORT TERM /6 PM THIS EVENING THROUGH FRIDAY/... THE RIDGE WL WKN TNGT AHD OF AN ADVNG SHRTWV. THE SHRTWV AND ITS ASSOCIATED CDFNT WL CROSS THE AREA WED BRINGING LIKELY POPS FOR SHWRS/TSTMS. PROGGED INSTBY AND SHEAR DO NOT SPPRT AN ORGANIZED SVR WEA THREAT ATTM. AFT FROPA...SHWR CHCS WL LINGER INTO WED NGT AS A MID LVL TROF CROSSES. SFC HIGH PRES BLDS IN THU AND FRI WITH COOLER THAN AVG TEMPS AND LESS HUMID CONDS. && .LONG TERM /FRIDAY NIGHT THROUGH MONDAY/... DRY HIGH PRESSURE WILL DOMINATE INTO SATURDAY. BY SATURDAY NIGHT INTO SUNDAY NEXT SYSTEM WILL APPROACH FROM THE GREAT LAKES WITH INCREASING DEW POINTS AND CHANCE POPS FOR SHOWERS AND THUNDERSTORMS. A SERIES OF COLD FRONTS WILL THEN BRING COOLER TEMPERATURES WITH CONTINUED SHOWER CHANCES INTO EARLY NEXT WEEK. && .AVIATION /12Z TUESDAY THROUGH SATURDAY/...
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MAINLY CLEAR SKIES WITH ONLY PATCHY FOG WITH ISOLATED IFR BURING OFF QUICKLY THIS MORNING. SCT- BKN CU THIS AFTERNOON. OUTLOOK.../TUESDAY NIGHT THROUGH SATURDAY/... A COLD FRONT WILL RESULT IN RESTRICTIONS AT TIMES WEDNESDAY AND WEDNESDAY NIGHT. GENERAL VFR THURSDAY INTO SATURDAY.
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&& .PBZ WATCHES/WARNINGS/ADVISORIES... MD...NONE. OH...NONE. PA...NONE. WV...NONE. && $$

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