Area Forecast Discussion
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000 FXUS61 KPBZ 210701 AFDPBZ AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE PITTSBURGH PA 301 AM EDT MON APR 21 2014 .SYNOPSIS... HIGH PRESSURE WILL DOMINATE TODAY WITH WARM AND DRY CONDITIONS. A COLD FRONT BRINGS SHOWERS LATER TONIGHT AND TUESDAY. && .NEAR TERM /THROUGH TONIGHT/... SUNSHINE WITH A FEW HIGH CLOUDS TODAY AS HIGH PRESSURE SHIFTS EAST. TEMPERATURES WILL WARM WELL INTO THE 70S. CLOUDS WILL QUICKLY INCREASE TONIGHT AS AN UPPER TROUGH APPROACHES WITH AN ASSOCIATED COLD FRONT. SHOWERS WILL INCREASE AFTER MIDNIGHT FROM WEST TO EAST AS MOISTURE INCREASES AHEAD OF THE FRONT. CLOUDS AND WARM ADVECTION AHEAD OF THE SYSTEM WILL KEEP TEMPERATURES IN THE 50S OVERNIGHT. && .SHORT TERM /TUESDAY THROUGH THURSDAY/... COLD FRONT WILL BE CROSSING THE REGION TUESDAY WITH SHOWERS ESPECIALLY IN THE MORNING DIMINISHING IN THE AFTERNOON AS THE UPPER TROUGH AND FRONT CROSS THE RIDGES. WITH EARLY TIMING OF THE FRONT AND LACK OF LOW LEVEL INSTABILITY CONTINUED TO KEEP MENTION OF THUNDER OUT OF THE FORECAST. NORTHWEST FLOW AND COLD ADVECTION WILL KEEP CLOUDS AND A STRAY SHOWER INTO TUESDAY NIGHT. COOL WITH PARTIAL SUNSHINE WEDNESDAY AS SURFACE RIDGE BEGINS TO BUILD ACROSS REGION...CLEARING SKIES FOR WEDNESDAY NIGHT WITH TEMPERATURES WELL INTO THE 30S...WITH UPPER 20S POSSIBLE IN THE RIDGES AND THE I-80 CORRIDOR. AS SURFACE RIDGE SHIFTS EAST TEMPERATURES WILL REBOUND TOWARD SEASONAL AVERAGES THURSDAY. && .LONG TERM /THURSDAY NIGHT THROUGH SUNDAY/... A COLD FRONT WILL APPROACH AND CROSS THE REGION FRIDAY AS AN UPPER LEVEL CLOSED LOW SLOWLY WORKS EAST FROM THE GREAT LAKES INTO EASTERN CANADA THROUGH THE WEEKEND. SCATTERED SHOWERS FRIDAY FOLLOWED BY COOL AND UNSETTLED WEATHER FOR THE WEEKEND. && .AVIATION /07Z MONDAY THROUGH FRIDAY/... VFR CONDITIONS THROUGH THE FORECAST PERIOD. .OUTLOOK.../MONDAY THROUGH FRIDAY/... THE NXT CHC FOR RESTRICTIONS IS EXPECTED TUESDAY WITH THE PASSAGE OF A COLD FRONT. && .PBZ WATCHES/WARNINGS/ADVISORIES... MD...NONE. OH...NONE. PA...NONE. WV...NONE. && $$

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