Area Forecast Discussion
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000 FXUS61 KPBZ 271447 AFDPBZ AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE PITTSBURGH PA 1047 AM EDT MON OCT 27 2014 .SYNOPSIS... A WARM START TO THE WEEK WILL BE INTERRUPTED BY A LATE TUESDAY COLD FRONT. && .NEAR TERM /UNTIL 6 PM THIS EVENING/...
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A BLDG RIDGE ALOFT AND SLY SFC FLOW WL BRING DRY WEA TDA AND DRIVE TEMPS NLY 10 DEGREES ABOVE THE AVGS.
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&& .SHORT TERM /6 PM THIS EVENING THROUGH WEDNESDAY/... UPPER LEVEL RIDGE WILL HOLD ON TONIGHT AS THE SURFACE HIGH DRIFTS OFF THE EAST COAST. HIGH CLOUDS WILL THICKEN AND TEMPS WILL REMAIN ABOVE SEASONABLE LEVELS. STRONG COLD FRONT WILL QUICKLY MAKE ITS WAY THROUGH OHIO TUESDAY AFTERNOON AND THEN THROUGH THE REST OF THE AREA DURING THE EVENING HOURS. WIDESPREAD SHOWER ACTIVITY WILL ACCOMPANY THE FRONT. WILL LEAVE IN THE MENTION OF THUNDER RIGHT ALONG THE FRONT AS MODELS CONTINUE TO SHOW MARGINAL INSTABILITY AND A NICE AREA OF LOW LEVEL FORCING AND MOISTURE CONVERGENCE ALONG THE BOUNDARY. FRONT RACES THROUGH THE AREA TUESDAY EVENING AND SHOWERS WILL END IN THE SOUTHEAST LATE TUESDAY NIGHT WITH THE PASSAGE OF THE SHORTWAVE TROUGH. A COLDER AND DRIER AIR MASS WILL SETTLE IN OVER THE REGION ON WEDNESDAY. THE MAIN COLD POOL WILL DRIFT IN OVER THE AREA LATE WEDNESDAY AND WEDNESDAY NIGHT. EXPECT AREA OF STRATOCU TO ACCOMPANY THE COLD POOL ALOFT WEDNESDAY NIGHT. && .LONG TERM /WEDNESDAY NIGHT THROUGH SUNDAY/... HIGH PRESSURE WILL KEEP THE AREA DRY WITH SEASONABLE TEMPS ON THURSDAY. NEXT SYSTEM WILL BRING THE CHANCE FOR SHOWER LATE FRIDAY...THEN SNOW SHOWERS FRIDAY NIGHT AND EARLY SATURDAY. NICE SHOT OF COLD AIR FOR THE WEEKEND. && .AVIATION /15Z MONDAY THROUGH FRIDAY/... UPR HIGH PRES WL MAINTAIN VFR INTO TUESDAY...WHILE DVLP LOW OVR THE GREAT LAKES INITIATES A SLOWLY STRENGTHENING SLY SFC WIND TDA. CONDITION DETERIORATION CAN BE EXPECTED LTR ON TUESDAY AS SHWRS DVLP WITH ADVN OF THAT LOWS ATTENDANT CDFNT ACRS OH. OUTLOOK.../TUESDAY NGT THROUGH FRIDAY/... RESTRICTIONS ARE LIKELY WITH PASSAGE OF THAT FRONT ON TUESDAY NGT. MORE RESTRICTIONS POTENTIAL WL COME WITH A FRIDAY CDFNT. && .PBZ WATCHES/WARNINGS/ADVISORIES... MD...NONE. OH...NONE. PA...NONE. WV...NONE. && $$

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