Area Forecast Discussion
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000 FXUS61 KPBZ 030122 AFDPBZ AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE PITTSBURGH PA 922 PM EDT MON MAY 2 2016 .SYNOPSIS... A SERIES OF CROSSING DISTURBANCES WILL MAINTAIN DAILY RAIN CHANCES THIS WEEK. && .NEAR TERM /THROUGH TUESDAY/...
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COVERAGE OF RAIN HAS REALLY DECREASED OVER THE PAST FEW HOURS AS SURFACE LOW LIFTS TOWARDS THE MIDATLANTIC COAST. WITH MAIN SHORTWAVE STILL TO THE WEST AND APPROACHING OVERNIGHT...SOME REDEVELOPMENT OF SHOWERS IS STILL EXPECTED ESPECIALLY TO THE SOUTH AND EAST OF PITTSBURGH. HAVE TRIMMED BACK POPS A BIT TO THIS THINKING. WITH NO INSTABILITY LEFT AND THE THREAT OF THUNDER/HEAVY RAIN CEASING...HAVE DROPPED THE FLASH FLOOD WATCH. LOWERED MIN TEMPS A TICK OR TWO OVERNIGHT BASED ON CURRENT TRENDS AND MOS GUIDANCE. STILL EXPECT SCATTERED SHOWERS TO LINGER THROUGH THE DAY TUESDAY AS SHALLOW AND MODEST INSTABILITY DEVELOPS WHERE CLOUDS CAN BREAK. H500 HEIGHTS WILL CONTINUE TO FALL AS TROUGH DEEPENS OVER THE GREAT LAKES AND THE OHIO VALLEY. THIS WILL KEEP HIGH TEMPERATURES A BIT BELOW NORMAL. CL
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&& .SHORT TERM /TUESDAY NIGHT THROUGH THURSDAY/... UPPER LOW WILL DEEPEN OVER THE EASTERN CONUS THROUGH THE REMAINDER OF THE WEEK AND RESULT IN CHANCES FOR RAIN AND UNSEASONABLY COOL CONDITIONS WEDNESDAY THROUGH LATE THURSDAY. BY THURSDAY...TEMPERATURES LOOK TO BE 15 DEGREES BELOW NORMAL ON AVERAGE. && .LONG TERM /THURSDAY NIGHT THROUGH MONDAY/... CLOSED LOW CENTER OVER VIRGINIA/NORTH CAROLINA WILL TRANSITION EAST AND FILL AS SHORTWAVE RIDGING BUILDS FROM THE NORTHWEST. THIS SHOULD KEEP FRIDAY AND MOST OF SATURDAY DRY UNTIL THE NEXT SHORTWAVE DROPS SOUTH ACROSS THE FORECAST AREA SUNDAY. TEMPERATURES WILL RECOVER TO SLIGHTLY ABOVE NORMAL BY THE END OF THE WEEKEND. && .AVIATION /01Z TUESDAY THROUGH SATURDAY/... MOST TERMINALS ARE VFR TO START THE PERIOD...BUT A DROP TO MVFR IS EXPECTED OVERNIGHT AS A SHORTWAVE SWEEPS IN FROM THE WEST. MOST PRECIPITATION WILL OCCUR SOUTHEAST OF PITTSBURGH OVERNIGHT. PATCHY FOG AND LOW MVFR OR EVEN IFR CEILINGS ARE EXPECTED AROUND SUNRISE IN LINGERING LOW LEVEL MOISTURE. SLOW IMPROVEMENT IS FIGURED FOR TUESDAY...WITH MOST SITES ACHIEVING VFR CEILINGS BY AFTERNOON. A FEW SCATTERED SHOWERS MAY REDEVELOP AS WELL IN AFTERNOON INSTABILITY. CL .OUTLOOK /TUESDAY THROUGH SATURDAY/... A COLD FRONTAL PASSAGE AND UNSETTLED WEATHER IN AN UPPER TROUGH WILL PROVIDE POTENTIAL RESTRICTIONS WEDNESDAY THROUGH FRIDAY. && .PBZ WATCHES/WARNINGS/ADVISORIES...
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MD...NONE. OH...NONE. PA...NONE. WV...NONE.
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&& $$

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