Area Forecast Discussion
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000 FXUS61 KPBZ 301618 AFDPBZ AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE PITTSBURGH PA 1218 PM EDT THU JUL 30 2015 .SYNOPSIS... HIGH PRESSURE WILL RESULT IN SEASONAL TEMPERATURES AND LOWER HUMIDITY THROUGH FRIDAY. && .NEAR TERM /THROUGH TONIGHT/...
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WITH 1215PM UPDATE...MINIMAL CHANGES WERE MADE TO HOURLY DEWPOINT AND SKY GRIDS AS DRIER AIR CONTINUES TO MOVE INTO THE REGION. A FEW SHOWERS WILL LAST ANOTHER HOUR OR TWO IN GARRETT AND TUCKER COUNTIES. HIGH PRESSURE WILL BUILD IN OVERNIGHT DROPPING TEMPERATURES A BIT BELOW AVERAGE UNDER CLEAR SKIES.
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&& .SHORT TERM /FRIDAY THROUGH SUNDAY/... TEMPERATURES WILL CONTINUE NEAR SEASONAL VALUES WITH LOWER HUMIDITY FRIDAY INTO SATURDAY. NORTHWEST FLOW ALOFT WILL BRING A FAST MOVING SHORTWAVE WITH A REINFORCING WEAK COLD FRONT SATURDAY WITH CHANCE POPS FOR SHOWERS AND STORMS. ANOTHER SHORTWAVE WILL APPROACH LATER SUNDAY BUT LEFT OUT POPS FOR THE DAYLIGHT HOURS AS TIMING UNCERTAIN. TEMPERATURES WILL REMAIN NEAR THE SEASONAL AVERAGES. && .LONG TERM /SUNDAY NIGHT THROUGH WEDNESDAY/... BROAD EASTERN CONUS UPPER TROUGHING IS PROGGED TO PERSIST THROUGH THE PERIOD. SURFACE RIDGING SHOULD ALLOW FOR DRY WEATHER AND SEASONAL TEMPS MUCH OF THE TIME...THOUGH A COUPLE OF SHORTWAVES ADVANCING THROUGH THE MAIN UPPER TROUGH COULD PROVIDE RAIN CHANCES MAINLY MONDAY NIGHT...AND AGAIN TOWARD MID WEEK. MADE DOWNWARD ADJUSTMENTS TO WPC TEMPS AND POPS TO NUDGE THE ENSEMBLE BASED FORECAST SOLUTION CLOSER TO THE LATEST OPERATIONAL MODELS. && .AVIATION /16Z THURSDAY THROUGH MONDAY/... HIGH PRESSURE WILL RESULT IN VFR CONDITIONS WITH SCT DIURNAL CU THROUGH FRIDAY. OUTLOOK...FRIDAY THROUGH MONDAY... RESTRICTIONS ARE POSSIBLE WITH A SATURDAY COLD FRONT && .PBZ WATCHES/WARNINGS/ADVISORIES... MD...NONE. OH...NONE. PA...NONE. WV...NONE. && $$

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