Pennsylvania Severe Severe Thunderstorm Warning | Effective 07/18/2026 15:44

Headline: 
Severe Thunderstorm Warning issued July 18 at 6:44PM EDT until July 18 at 7:30PM EDT by NWS Pittsburgh PA
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
July 18, 2026 - 3:44pm
Expires: 
July 18, 2026 - 4:30pm
Description: 
At 644 PM EDT, severe thunderstorms were located along a line from 8 miles east of Tionesta to near Sugarcreek, or along a line from 10 miles west of Marienville to 7 miles northwest of Oil City, moving southeast at 35 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Oil City, Marienville, Sugarcreek, Tionesta, Hasson Heights, Seneca, Rouseville, Cooperstown, Woodland Heights, Fryburg, Leeper, Starr, Oil Creek State Park, Cook Forest State Park and Clarington.
Instruction: 
Seek shelter inside a well-built structure and stay away from windows. These storms are capable of producing damaging winds. Torrential rainfall is also occurring with these storms and may lead to flash flooding. Do not drive your vehicle through flooded roadways.
Area Description: 
Clarion, PA; Forest, PA; Venango, PA
Forcast Office: 
NWS Pittsburgh PA