Pennsylvania Severe Severe Thunderstorm Warning | Effective 07/18/2026 14:28

Headline: 
Severe Thunderstorm Warning issued July 18 at 5:28PM EDT until July 18 at 6:30PM EDT by NWS State College PA
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
July 18, 2026 - 2:28pm
Expires: 
July 18, 2026 - 3:30pm
Description: 
SVRCTP The National Weather Service in State College PA has issued a * Severe Thunderstorm Warning for... Cameron County in north central Pennsylvania... Elk County in north central Pennsylvania... McKean County in north central Pennsylvania... Potter County in north central Pennsylvania... Southern Warren County in north central Pennsylvania... * Until 630 PM EDT. * At 528 PM EDT, severe thunderstorms were located along a line extending from Smethport to Titusville, moving southeast at 40 mph. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... St. Marys, Ridgway, Kane, Johnsonburg, Cameron, Wharton, Coudersport, Port Allegany, Sheffield, Emporium, Smethport, and Wetmore. Radar has indicated rotation within these severe thunderstorms. Although a tornado is not immediately likely, tornadoes can develop quickly during severe thunderstorms.
Instruction: 
Stay inside a well built structure and keep away from windows. Continuous cloud to ground lightning is occurring with these severe thunderstorms. Move indoors immediately. Lightning is one of nature's leading killers. Remember, if you can hear thunder, you are close enough to be struck by lightning. Very heavy rainfall is occurring with these severe thunderstorms, and may lead to flash flooding. Do not drive your vehicle through flooded roadways.
Area Description: 
Cameron, PA; Elk, PA; McKean, PA; Potter, PA; Warren, PA
Forcast Office: 
NWS State College PA