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AWUS81 KCTP 221451
RWSCTP

REGIONAL WEATHER SUMMARY
NATIONAL WEATHER SERVICE STATE COLLEGE PA
1051 AM EDT WED MAY 22 2013

PENNSYLVANIA WILL REMAIN IN A WARM SOUTHWESTERLY AIRFLOW IN
ADVANCE OF AN UPPER LEVEL TROUGH AND ASSOCIATED COLD FRONT
PUSHING EASTWARD THROUGH THE GREAT LAKES AND OHIO VALLEY. SHOWERS
AND THUNDERSTORMS ARE POSSIBLE THIS AFTERNOON AND EVENING...WITH
THE THREAT OF SEVERE WEATHER ACROSS THE NORTHWEST HALF OF THE
STATE. HIGHS TODAY WILL RANGE FROM THE LOWER 80S NEAR THE NEW
YORK BORDER TO THE UPPER 80S OVER THE SOUTHEAST PIEDMONT.

THE WEATHER PATTERN WILL REMAIN UNSETTLED THROUGH FRIDAY BEFORE
HIGH PRESSURE ARRIVES ON SATURDAY. A MUCH COOLER AND DRIER AIRFLOW
WILL RESULT IN BELOW NORMAL TEMPERATURES FOR THE UPCOMING HOLIDAY
WEEKEND.

LOW TEMPERATURES TONIGHT WILL BE MILD...STAYING IN THE 60S
STATEWIDE. TOMORROW WILL BE COOLER WITH HIGHS IN THE 70S.

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