054  
AWUS81 KCTP 211435  
RWSCTP  
PAZ004>006-010>012-017>019-024>028-033>037-041-042-045-046-  
049>053-056>059-063>066-220445-  
 
REGIONAL WEATHER SUMMARY  
NATIONAL WEATHER SERVICE STATE COLLEGE PA  
1035 AM EDT SUN JUN 21 2026  
 
A WEAK AREA OF HIGH PRESSURE AT THE SURFACE AND ALOFT WILL WILL  
PROVIDE THE KEYSTONE STATE WITH A MAINLY DRY SUNDAY. A FEW  
ISOLATED SHOWERS ARE POSSIBLE ACROSS THE NORTHERN MOUNTAINS OF THE  
STATE DURING THE MID TO LATE AFTERNOON HOURS.  
 
HIGH TEMPERATURES TODAY WILL BE IN THE LOW TO MID 70S ACROSS THE  
NORTHERN AND WESTERN MOUNTAINS AND IN THE UPPER 70S TO LOW 80S IN  
THE CENTRAL AND SOUTHERN VALLEYS. THE GREATER PHILADELPHIA AREA  
WILL SEE THE MERCURY REACH THE MID 80S.  
 
EXPECT THICKENING CLOUD COVER TO SPREAD IN FROM THE WEST FOR TONIGHT  
AND MONDAY. LOWS TONIGHT WILL VARY FROM THE LOW TO MID 50S ACROSS  
THE NORTHERN MOUNTAINS TO THE LOW AND MID 60S IN THE SOUTHERN  
VALLEYS.  
 
PERIODS OF RAIN ARE LIKELY STATEWIDE MONDAY. A FEW THUNDERSTORMS  
ARE POSSIBLE, MAINLY ACROSS THE SOUTHERN PART OF THE STATE  
TOO. THESE STORMS CARRY THE POTENTIAL FOR ISOLATED FLOODING AND  
SEVERE WEATHER IN THE FORM OF DAMAGING WIND GUSTS AND A LOW END  
TORNADO THREAT. HIGHS ON MONDAY WILL BE SOMEWHAT CHILLY FOR LATE  
JUNE ACROSS THE NORTHERN HALF OF THE STATE, RANGING FROM 65 TO 70  
DEGREES. IN THE SOUTHERN VALLEYS, TEMPERATURES WILL TOP OUT IN THE  
MID 70S TO MID 80S.  
 
MUCH OF THE KEYSTONE STATE WILL GET UPWARDS OF AN INCH OF RAIN BY  
LATE MONDAY.  
 
 
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