PHL Terminal Aviation Weather Discussion (AFD) - Prepared: 1232 PM EDT SAT MAY 26 2012
.AVIATION /18Z SATURDAY THROUGH THURSDAY/...
THE FOLLOWING DISCUSSION IS FOR KPHL, KPNE, KTTN, KABE, KRDG,
KILG, KMIV, KACY AND SURROUNDING AREAS.
SCATTERED CUMULUS ARE ANTICIPATED FOR THIS AFTERNOON ALONG WITH A
SOUTH TO SOUTHWEST WIND AROUND 6 TO 10 KNOTS. A FRONTAL BOUNDARY
FROM THE NORTH IS FORECAST TO DROP INTO NORTHEASTERN PENNSYLVANIA
AND NORTHERN NEW JERSEY DURING THE AFTERNOON. THE BOUNDARY WILL
TRIGGER SCATTERED SHOWERS AND THUNDERSTORMS FOR THIS AFTERNOON AND
EVENING, MAINLY AROUND KRDG, KABE AND KTTN. HOWEVER, THE FORECAST
CONFIDENCE REGARDING THE DEVELOPMENT AND TIMING OF ANY SHOWERS AND
THUNDERSTORMS REMAINS LOW, SO THEY WILL NOT BE INCLUDED IN THE
TAFS AT THIS TIME BUT THEY MAY BE ADDED, ESPECIALLY AT KABE.
WITH LINGERING LOW LEVEL MOISTURE, SOME LOW CLOUDS AND VISIBILITY
RESTRICTIONS MAY DEVELOP AGAIN FOR LATE TONIGHT AND EARLY SUNDAY
MORNING.
OUTLOOK...
SUNDAY...VFR CONDITIONS ARE EXPECTED. SCATTERED SHOWERS AND
THUNDERSTORMS SHOULD AFFECT NORTHERN AREAS...WITH A LOW CHANCE OF
MVFR CONDITIONS INTO EARLY EVENING.
SUNDAY NIGHT...VFR CONDITIONS IN THE EVENING WILL DROP TO MVFR
AND EVENTUALLY IFR IN CLOUDS AND FOG. THERE IS A LOW CHANCE OF
WIDESPREAD LIFR CONDITIONS IN FOG.
MONDAY...IFR CONDITIONS IN THE MORNING SHOULD GIVE WAY TO VFR
CONDITIONS BY LATE MORNING. SCATTERED SHOWERS AND THUNDERSTORMS
ARE EXPECTED MONDAY AFTERNOON AND EVENING. SW G15 KT IN THE AFTN.
TUESDAY...IFR CONDITIONS IN MORNING FOG AND STRATUS SHOULD GIVE
WAY TO VFR CONDITIONS BY LATE MORNING. SCATTERED SHOWERS AND
THUNDERSTORMS ARE EXPECTED IN THE AFTERNOON AND EVENING. SW G 15
KT IN THE AFTN.
WEDNESDAY...MAINLY VFR CONDITIONS ARE EXPECTED.
