Pennsylvania Severe Severe Thunderstorm Warning | Effective 09/02/2026 21:35

Headline: 
Severe Thunderstorm Warning issued September 3 at 12:35AM EDT until September 3 at 1:30AM EDT by NWS State College PA
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
September 2, 2026 - 9:35pm
Expires: 
September 2, 2026 - 10:30pm
Description: 
At 1235 AM EDT, severe thunderstorms were located along a line from over Arnot to near Karthaus, or along a line from 12 miles southeast of Wellsboro to 15 miles east of Clearfield, moving southeast at 45 mph. HAZARD...60 mph wind gusts and small hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Williamsport, Lock Haven, Jersey Shore, Keating, Morris, Lamar, Mill Hall, Blossburg, Avis, Dunnstown, Flemington, Renovo, Duboistown, Castanea, Karthaus, Blanchard, Clarence, McElhattan and South Renovo. This includes the following highways... Interstate 180 between mile markers 25 and 29. Interstate 80 between mile markers 165 and 187. Interstate 99 between mile markers 136 and 176.
Instruction: 
Seek shelter inside a well-built structure and stay away from windows. These storms are capable of producing damaging winds. Tornadoes can develop quickly from severe thunderstorms. Seek shelter immediately in an interior room on the lowest floor of a well-built structure. Torrential rainfall is also occurring with these storms and may lead to flash flooding. Do not drive your vehicle through flooded roadways.
Area Description: 
Cameron, PA; Centre, PA; Clearfield, PA; Clinton, PA; Lycoming, PA; Potter, PA; Sullivan, PA; Tioga, PA
Forcast Office: 
NWS State College PA
Sender: 
w-nws.webmaster@noaa.gov