Area Forecast Discussion
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000
FXUS61 KPBZ 181030
AFDPBZ

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PITTSBURGH PA
630 AM EDT THU SEP 18 2014

.SYNOPSIS...
DRY AND COMFORTABLE CONDITIONS WILL CONTINUE THROUGH SATURDAY.

&&

.NEAR TERM /UNTIL 6 PM THIS EVENING/...
NO CHANGES NEEDED EARLY THIS MORNING AS LATEST OBSERVATIONAL
TRENDS ALIGN WELL WITH THE ONGOING FORECAST. PREV DISCUSSION FOLLOWS..

SURFACE HIGH MOVING THROUGH THE GREAT LAKES AND NORTHWEST FLOW
ALOFT WILL KEEP THE AREA DRY...COOL AND COMFORTABLE. CUMULUS
CLOUDS WILL MOVE THROUGH FROM TIME TO TIME.

&&

.SHORT TERM /6 PM THIS EVENING THROUGH SATURDAY/...
SURFACE HIGH WILL DRIFT TOWARD AND AWAY FROM THE EAST COAST
THROUGH THE SHORT TERM PERIOD. NORTHWEST FLOW ALOFT WILL BE
REPLACED BY A WEAK RIDGE LATE FRIDAY AND THEN ZONAL FLOW ON
SATURDAY. WINDS AT AND ABOVE THE SURFACE WILL EVENTUALLY SHIFT TO
THE SOUTH-SOUTHWEST BY SATURDAY...ALLOWING FOR WARMER AIR TO SURGE
NORTHWARD. SATURDAY WILL SEE TEMPERATURES 5 DEGREES OR SO ABOVE
NORMAL.

&&

.LONG TERM /SATURDAY NIGHT THROUGH WEDNESDAY/...
COLD FRONTAL PASSAGE WILL BRING GOOD CHANCE FOR SHOWERS SUNDAY.
OTHER THEN THIS OVERALL DRY AND COOL PATTERN IS EXPECTED FOR THE
REMAINDER OF THE LONG TERM PERIOD.

&&

.AVIATION /10Z THURSDAY THROUGH MONDAY/...
WIDELY SCATTERED VISIBILITY RESTRICTIONS WILL IMPROVE QUICKLY BY
MID MORNING ACROSS THE REGION...WITH VFR CONDITIONS MAINTAINED THE
REMAINDER OF THE DAY. FORECAST SOUNDINGS STILL SHOW SUFFICIENT LOW
LEVEL MOISTURE FOR SCT TO BKN SHALLOW CUMULUS AROUND 5-6KFT...AND
WINDS WILL BE NORTHERLY UNDER 10KTS BEHIND A PASSING WEAK COLD
FRONT.

OUTLOOK...THURSDAY THROUGH SUNDAY... VFR CONDITIONS TO BE
MAINTAINED UNTIL A COLD FRONT CROSSES THE REGION ON SUNDAY.

&&

.PBZ WATCHES/WARNINGS/ADVISORIES...
MD...NONE.
OH...NONE.
PA...NONE.
WV...NONE.

&&

$$





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