Area Forecast Discussion
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
000
FXUS61 KPBZ 281654 AAA
AFDPBZ

AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE PITTSBURGH PA
1254 PM EDT FRI AUG 28 2015

.SYNOPSIS...
WARMER WEATHER CAN BE EXPECTED FOR THE WEEKEND AS HIGH PRESSURE
SLIDES EAST. RAIN CHANCES RETURN SATURDAY NIGHT AND SUNDAY WITH
PASSAGE OF A WEAK COLD FRONT.

&&

.NEAR TERM /THROUGH TONIGHT/...
RATHER QUIET NEAR TERM AS HIGH PRESSURE REMAINS IN PLACE. NEARLY
CALM AND CLEAR SKIES TONIGHT SHOULD GENERATE LOWS CLOSE TO LAST
NIGHTS VALUES...WITH WEAK WARM ADVECTION ALOFT CONTRIBUTING TO A
ONE OR TWO DEGREE INCREASE IN TEMPS.

&&

.SHORT TERM /SATURDAY THROUGH SUNDAY/...
QUIET CONDITIONS ARE EXPECTED TO CONTINUE FOR MOST OF SATURDAY AS
SOUTHWESTERLY FLOW RETURNS WARMTH AND MOISTURE TO THE REGION. A
FEW LATE DAY SHOWERS AND STORMS MAY BE POSSIBLE AHEAD OF AN
APPROACHING COLD FRONT BUT LIFT DOESNT LOOK OVERLY IMPRESSIVE. AT
THIS POINT...WILL CARRY SLIGHT CHANCE POPS UNTIL LATER SUNDAY WHEN
THE FRONT CROSSES. MOST OF THE MODEL GUIDANCE HAS THE FRONT
STRETCHING AND BECOMING RATHER DIFFUSE ACROSS THE REGION SUNDAY.
WITH SLIGHTLY BETTER INSTABILITY PROGGED...MAINTAINED THE CHANCE
POPS THAT WERE INHERITED BY THE MID SHIFT.

TEMPERATURES SLIGHTLY ABOVE SEASONAL AVERAGES EXPECTED FOR THE
WEEKEND.

&&

.LONG TERM /SUNDAY NIGHT THROUGH THURSDAY/...
A STRENGTHENING HIGH PRESSURE RIDGE IS FORECAST TO WARM TEMPERATURES
AND SUPPRESS PRECIP NEXT WEEK. TWEAKED WPC GUIDANCE WAS USED FOR THE
LONG TERM PERIOD.

&&

.AVIATION /18Z FRIDAY THROUGH WEDNESDAY/...
VFR AND LIGHT WIND CAN BE EXPECTED UNDER BUILDING HIGH PRESSURE
WITH EXCEPTIONS FOR NEAR-DAWN FOG.

OUTLOOK...SATURDAY THROUGH TUESDAY...
BRIEF RESTRICTIONS IN SCATTERED CONVECTION ARE POSSIBLE ON SATURDAY
NIGHT AND SUNDAY.

&&

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

&&

$$



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.