Pennsylvania, West Virginia Severe Thunderstorm Warning - Severe | Effective 06/11/2026 12:34

Headline: 
Severe Thunderstorm Warning issued June 11 at 3:34PM EDT until June 11 at 4:15PM EDT by NWS Pittsburgh PA
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
June 11, 2026 - 12:34pm
Expires: 
June 11, 2026 - 1:15pm
Description: 
At 334 PM EDT, severe thunderstorms were located along a line from over Butler to 9 miles southwest of Wolfdale, or along a line from over Butler to 8 miles east of Valley Grove, moving east at 30 mph. HAZARD...70 mph wind gusts. SOURCE...Law enforcement reported. IMPACT...Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. Locations impacted include... Pittsburgh, Penn Hills, Mount Lebanon, Bethel Park, Ross Township, McCandless Township, Monroeville, McMurray, McKeesport, Butler, Washington, Franklin Park, Canonsburg, Vandergrift, Kittanning, Apollo, Valley Grove, Gastonville and Shaler Township. Numerous trees and power lines have been reported down with these storms. Areas including Fox Chapel and Oakmont should expect considerable wind damage.
Instruction: 
Anyone outdoors should move to shelter inside a well-built structure and stay away from windows. These storms have produced widespread damaging winds. Torrential rainfall is also occurring with these storms and may lead to flash flooding. Do not drive your vehicle through flooded roadways. Report severe weather to your nearest law enforcement agency or the National Weather Service office in Pittsburgh PA.
Area Description: 
Allegheny, PA; Armstrong, PA; Butler, PA; Clarion, PA; Washington, PA; Westmoreland, PA; Ohio, WV
Forcast Office: 
NWS Pittsburgh PA
Sender: 
w-nws.webmaster@noaa.gov