Delaware, New Jersey, Pennsylvania Severe Thunderstorm Warning | Effective 05/20/2026 14:29

Headline: 
Severe Thunderstorm Warning issued May 20 at 5:29PM EDT until May 20 at 6:15PM EDT by NWS Mount Holly NJ
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
May 20, 2026 - 2:29pm
Expires: 
May 20, 2026 - 3:15pm
Description: 
SVRPHI The National Weather Service in Mount Holly NJ has issued a * Severe Thunderstorm Warning for... Northern New Castle County in northern Delaware... Northwestern Salem County in southern New Jersey... Northwestern Camden County in southern New Jersey... Gloucester County in southern New Jersey... Southeastern Chester County in southeastern Pennsylvania... Southwestern Philadelphia County in southeastern Pennsylvania... Delaware County in southeastern Pennsylvania... * Until 615 PM EDT. * At 528 PM EDT, a severe thunderstorm was located over Ashland, or 8 miles northwest of Wilmington, moving east at 30 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Damage to roofs, siding, trees, and power lines is possible. * Locations impacted include... Philadelphia, Camden, Wilmington, Newark, West Chester, Gloucester City, Chester, Deptford, West Deptford, Glassboro, Pennsville, Bellmawr, Yeadon, Westtown, Woodbury, Pitman, Clayton, Carneys Point, Folcroft, and Swarthmore.
Instruction: 
For your protection move to an interior room on the lowest floor of a building.
Area Description: 
New Castle, DE; Camden, NJ; Gloucester, NJ; Salem, NJ; Chester, PA; Delaware, PA; Philadelphia, PA
Forcast Office: 
NWS Mount Holly NJ