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-- Highlight Changed Discussion --
-- Discussion containing changed information from previous version are highlighted. --000 FXUS61 KPBZ 160546 AFDPBZ AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE PITTSBURGH PA 146 AM EDT MON MAR 16 2009 .SYNOPSIS...-- Changed Discussion --A WEAK SHORT WAVE WILL PASS ACROSS THE SOUTHERN PORTION OF THE OHIO VALLEY TODAY BRINGING A CHANCE OF AFTERNOON SHOWERS MAINLY SOUTH OF THE MASON DIXON LINE. HIGH PRESSURE WILL BRING DRY WEATHER TUESDAY WITH WARMER TEMPERATURES. A COLD FRONT WILL BRING SHOWERS WEDNESDAY AND COLDER TEMPERATURES FOR THURSDAY.-- End Changed Discussion --&& .NEAR TERM /THROUGH TONIGHT/...-- Changed Discussion --A WEAK SHORT WAVE WILL MOVE ACROSS THE SOUTHERN PORTIONS OF THE OHIO VALLEY TODAY AND BRING A CHANCE OF A SHOWERS THIS AFTERNOON MAINLY SOUTH OF THE MASON DIXON LINE. MOST AREAS WILL REMAIN DRY THROUGH MOST OF THE DAY. WIDELY SCATTERED SHOWERS WILL END QUICKLY TONIGHT AS THE SHORT WAVE MOVES EAST OF THE DISTRICT.-- End Changed Discussion --&& .SHORT TERM /TUESDAY THROUGH TUESDAY NIGHT/...-- Changed Discussion --HIGH PRESSURE MOVING EAST OF THE DISTRICT TUESDAY INTO TUESDAY NIGHT WILL BRING DRY WEATHER AND WARMING TEMPERATURES.-- End Changed Discussion --&& .LONG TERM /WEDNESDAY THROUGH SUNDAY/...-- Changed Discussion --COLD FRONT WILL PUSH ACROSS THE DISTRICT LATE WEDNESDAY BRINGING A RISK OF SHOWERS FOR WEDNESDAY INTO WEDNESDAY NIGHT. THURSDAY AND FRIDAY COLDER TEMPERATURES MOVE BACK INTO THE FORECAST AREA BUT REBOUND TO SLIGHTLY ABOVE NORMAL FOR BOTH SATURDAY AND SUNDAY. HIGH PRESSURE OVER OUR AREA THURSDAY AND FRIDAY. DURING THE DAY ON SATURDAY HIGH PRESSURE CENTER MOVES TO THE CAROLINA COAST. SOUTHWEST LOW LEVEL FLOW ON BACKSIDE OF HIGH PRESSURE WILL BRING MILD AIR INTO OUR AREA ALONG WITH A SLIGHT CHANCE FOR RAIN AS A WARM FRONT DEVELOPS AND MOVES INTO OUR AREA.-- End Changed Discussion --&& .AVIATION /06Z MONDAY THROUGH FRIDAY/...-- Changed Discussion --LOW PRESSURE WILL MOVE NORTHEAST TOWARD THE REGION TODAY...AS WEAK HIGH PRESSURE EXITS. LOWERING CONDITONS WILL SPREAD NORTH ACROSS AREA TERMINALS TODAY...WITH MVFR TRENDING TOWARD IFR BY TONIGHT. AS THE LOW MOVES EAST ON TUESDAY AND A HIGH BUILDS IN...CONDITIONS WILL IMPROVE BACK TO VFR. VFR CONDITIONS ARE EXPECTED TO CONTINUE INTO WEDNESDAY MORNING. A COLD FRONT WILL SLIDE SOUTHEAST OVER AREA TERMINALS FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY NIGHT...WITH REDUCED CONDITIONS ANTICIPATED IN RAIN. LOWER CLOUDS ARE EXPECTED TO CONTINUE IN COLD ADVECTION FOLLOWING THE FRONT THURSDAY. HIGH PRESSURE WILL BUILD IN THURSDAY NIGHT AND HOLD THROUGH FRIDAY...PROVIDING PREVAILING VFR CONDITIONS.-- End Changed Discussion --&& .PBZ WATCHES/WARNINGS/ADVISORIES... MD...NONE. OH...NONE. PA...NONE. WV...NONE. && $$
