Delaware, Pennsylvania Severe Severe Thunderstorm Warning | Effective 08/10/2026 13:46

Headline: 
Severe Thunderstorm Warning issued August 10 at 4:46PM EDT until August 10 at 5:30PM EDT by NWS Mount Holly NJ
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
August 10, 2026 - 1:46pm
Expires: 
August 10, 2026 - 2:30pm
Description: 
SVRPHI The National Weather Service in Mount Holly NJ has issued a * Severe Thunderstorm Warning for... North central New Castle County in northern Delaware... Southeastern Chester County in southeastern Pennsylvania... Delaware County in southeastern Pennsylvania... * Until 530 PM EDT. * At 446 PM EDT, a severe thunderstorm was located over Marshallton, or near West Chester, moving east at 30 mph. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Damage to roofs, siding, trees, and power lines is possible. * Locations impacted include... West Chester, Chester, Westtown, Downingtown, Swarthmore, Kennett Square, Cheyney, Elam, Marshallton, Trout Lake, Chelsea, Radnor Township, Gradyville, Broomall, Newtown Square, Chester Township, Lima, Nether Providence Township, Paoli, and Philadelphia International Arpt. This includes the following highways... Interstate 95 in Pennsylvania between mile markers 1 and 9. Interstate 476 in Pennsylvania between mile markers 0 and 14.
Instruction: 
For your protection move to an interior room on the lowest floor of a building. To report severe weather, contact your nearest law enforcement agency. They will send your report to the National Weather Service office in Mount Holly NJ.
Area Description: 
New Castle, DE; Chester, PA; Delaware, PA
Forcast Office: 
NWS Mount Holly NJ
Sender: 
w-nws.webmaster@noaa.gov