061 
AWUS81 KCTP 170932
RWSCTP

REGIONAL WEATHER SUMMARY
NATIONAL WEATHER SERVICE STATE COLLEGE PA
530 AM EDT WED JUL 17 2013

HOT AND HUMID CONDITIONS REMAIN ACROSS ALL OF PENNSYLVANIA TODAY 
THROUGH FRIDAY THANKS TO AN UNUSUALLY STRONG AND STAGNANT AREA OF 
HIGH PRESSURE OVER THE OHIO VALLEY. 

ISOLATED SHOWERS AND THUNDERSTORMS WILL BE POSSIBLE...MAINLY IN THE 
LATE AFTERNOON AND EVENING HOURS TODAY THROUGH FRIDAY. SHOWERS AND 
THUNDERSTORMS WILL BECOME LIKELY SATURDAY AS A STRONG COLD FRONT 
PUSHES SOUTHEAST THROUGH THE STATE... BREAKING THE HEAT WAVE. SOME 
OF THE THUNDERSTORMS COULD BECOME SEVERE ON SATURDAY.  

THE DAILY HIGH TEMPERATURE FOR THE NEXT FEW DAYS WILL RANGE FROM THE 
MID AND UPPER 80S OVER THE NORTHERN AND WESTERN MOUNTAINS OF 
PENNSYLVANIA...TO THE MID AND UPPER 90S IN THE SOUTHEASTERN 
PIEDMONT. EARLY MORNING LOW TEMPERATURES WILL VARY FROM THE MID AND 
UPPER 60S OVER THE NORTHERN MOUNTAINS TO THE MID AND UPPER 70S NEAR 
PHILADELPHIA.

THE HEAT AND HUMIDITY WILL COMBINE TO MAKE EXCESSIVE HEAT WARNINGS 
AND HEAT ADVISORIES PROBABLE FOR THURSDAY AND FRIDAY AFTERNOON...
PARTICULARLY IN SOUTHEASTERN PENNSYLVANIA.

$$

LAMBERT