FXUS61 KPBZ 061642
AFDPBZ

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PITTSBURGH PA
1242 PM EDT MON OCT 6 2008

.SYNOPSIS...
HIGH PRESSURE WILL MAINTAIN DRY WEATHER EARLY THIS WEEK. AN APPROACHING
FRONT WILL BRING THE NEXT CHANCE OF RAIN ON WEDNESDAY AND THURSDAY.

&&

.NEAR TERM /THROUGH TONIGHT/...
AS HIGH BUILDS SOUTH THIS AFTERNOON...CLOUDS WILL DIMINISH.
TEMPERATURES ARE IN LINE WITH MAV GUIDANCE...WHICH PROJECTS MID
AND UPPER 30S OVER AREAS NORTH AND EAST OF PITTSBURGH TONIGHT.
WITH AREAS OF FROST EXPECTED, FROST ADVISORY HAS BEEN ISSUED.

&&

.SHORT TERM /TUESDAY THROUGH WEDNESDAY/...
WILL SEE SOME CLOUDS INCREASE FROM THE WEST LATE TUESDAY...WITH
MORE CLOUD COVERAGE INTO WEDNESDAY...AS LOW APPROACHES FROM THE
WEST. SOME RAIN SHOWERS WILL BECOME POSSIBLE WEDNESDAY.

&&

.LONG TERM /WEDNESDAY NIGHT THROUGH SUNDAY/...
A PACIFIC COLD FRONT IS PROJECTED TO CROSS THE UPPER OHIO VALLEY
REGION AND GENERATE THE POTENTIAL FOR SOME SHOWERS DURING THE
LATTER HALF OF THE WEEK. A RIDGE OF HIGH PRESSURE IS THEN EXPECTED
TO BUILD AND PROVIDE A GENERALLY DRY WEEKEND WITH WARMER TEMPERATURES.

&&

.AVIATION /18Z MONDAY THROUGH SATURDAY/...
VFR CONDITIONS WILL GENERALLY PREVAIL DESPITE SCATTERED LIGHT RAIN
SHOWERS ASSOCIATED WITH CROSSING DISTURBANCE/BACKDOOR COLD FRONT
OVER THE UPPER OHIO VALLEY REGION THIS MORNING. HIGH PRESSURE
WILL REBUILD ACROSS THE AREA THIS AFTERNOON WITH CONTINUED VFR INTO
WEDNESDAY. THE NEXT LOW WILL BEGIN TO AFFECT THE REGION LATE
WEDNESDAY, BRINGING SCATTERED SHOWERS AND RESTRICTIONS FOR THE
LATTER HALF OF THE WEEK.

&&

.PBZ WATCHES/WARNINGS/ADVISORIES...
MD...NONE.
OH...NONE.
PA...FROST ADVISORY FROM 3 AM TO 9 AM EDT TUESDAY FOR PAZ007>009-
013>016-022-023-030-032.
WV...NONE.

&&

$$



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