Pennsylvania Severe Thunderstorm Warning | Effective 05/20/2026 10:59

Headline: 
Severe Thunderstorm Warning issued May 20 at 1:59PM EDT until May 20 at 2:30PM EDT by NWS State College PA
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
May 20, 2026 - 10:59am
Expires: 
May 20, 2026 - 11:30am
Description: 
At 159 PM EDT, a severe thunderstorm was located over Waynesboro, moving east at 25 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Waynesboro, Greencastle, Wayne Heights, Mont Alto, Rouzerville, Maugansville, State Line, Middleburg, Quincy, and Penn State Mont Alto. This includes Interstate 81 from mile markers 0 to 6.
Instruction: 
Stay inside a well built structure and keep away from windows.
Area Description: 
Franklin, PA
Forcast Office: 
NWS State College PA