Area Forecast Discussion
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000 FXUS61 KPBZ 221821 AFDPBZ AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE PITTSBURGH PA 221 PM EDT TUE APR 22 2014 .SYNOPSIS...
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SHOWERS WILL DECREASE THIS EVENING AS THE COLD FRONT PASSES. THE COOLER TEMPERATURES WILL PERSIST THROUGH THURSDAY MORNING...BUT WILL BE REINFORCED BY ANOTHER FRONT THIS WEEKEND.
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&& .NEAR TERM /THROUGH TONIGHT/...
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A LINE OF SHOWERS WITH EMBEDDED THUNDERSTORMS HAS DEVELOPED ACROSS THE NORTHERN COUNTIES DUE TO A DEEPENING THERMAL TROUGH COUPLED WITH A JET AND MINUTE SURFACE BASED CAPE. THEREFORE HAVE ADJUSTED POPS AND WEATHER TO INTRODUCE THUNDER FOR PARTS OF THE REGION THROUGH EARLY EVENING. COLD AIR ADVECTION WITH NORTHWEST FLOW WILL PERSIST THROUGH TONIGHT. THUS...STRATOCU WILL PERSIST AND A GREATER CHANCE OF A STRAY SHOWER OR SNOW SHOWER EXISTS TO THE NORTH AND OVER THE HIGHER TERRAIN.
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&& .SHORT TERM /WEDNESDAY THROUGH THURSDAY/... NORTHWEST FLOW WILL CONTINUE WEDNESDAY WITH STRATOCU DECREASING IN THE AFTERNOON AS BUILDING HIGH PRESSURE BRINGS DRIER CONDITIONS. TEMPERATURES WILL BE WELL BELOW NORMAL THROUGH THURSDAY MORNING BEFORE REBOUNDING TO NEAR NORMAL TEMPERATURES AS WARM AIR ADVECTS VIA SOUTHERLY FLOW LATE THURSDAY. && .LONG TERM /THURSDAY NIGHT THROUGH TUESDAY/... NEXT COLD FRONT WILL ARRIVE EARLY FRIDAY AS AN UPPER LEVEL LOW MOVES ACROSS THE GREAT LAKES TOWARD EASTERN CANADA OVER THE WEEKEND. LIKELY POPS FRIDAY WITH FRONT AND CHANCE POPS SATURDAY IN UNSTABLE COLD ADVECTION AS A REINFORCING BOUNDARY CROSSES THE REGION. SUNDAY LOOKS TO BE MAINLY DRY AND COOL. LARGE AND COMPLEX SYSTEM DEVELOPING IN THE CENTRAL PLAINS EARLY NEXT WEEK WITH MODELS HAVING TIMING ISSUES. FOR NOW WENT WITH A DRY DAY TO START THE WORK WEEK. TEMPERATURES GENERALLY BELOW AVERAGE FOR THE PERIOD. && .AVIATION /18Z TUESDAY THROUGH SUNDAY/...
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SHWRS AND ISOLD TSTMS WL DIMINISH THIS EVE AS THE CDFNT COMPLETES PASSAGE ACRS THE UPR OH REGION. MVFR STRATOCU ARE EXPECTED TO PERSIST INTO THE NGT THOUGH WITH COLD ADVCTN VIA NW BNDRY LYR FLOW. EXPECT IMPROVEMENT ON WEDNESDAY VIA SBSDNC AND DRY ADVCTN. .OUTLOOK.../WEDNESDAY NIGHT THROUGH SATURDAY/... THE NXT CHC FOR GENL RESTRICTIONS WL COME WITH A FRIDAY CDFNT.
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&& .PBZ WATCHES/WARNINGS/ADVISORIES... MD...NONE. OH...NONE. PA...NONE. WV...NONE. && $$ 15/24

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