National Weather Service United States Department of Commerce

Severe Storm and Dangerous Heat Risks through Friday

Severe thunderstorms are possible each afternoon and evening through Friday. Additionally, dangerous heat and humidity is expected for portions of the area Thursday through Friday. View this briefing for details. Read More >

County Warning Area
 

Our forecast area, or County Warning Area (CWA), is highlighted in the picture below.

Our CWA consists of ten counties in eastern Pennsylvania, sixteen counties in New Jersey,

five counties on the upper Eastern Shore of Maryland, and all three counties in Delaware.

This area includes the cities of Philadelphia, Allentown, Atlantic City, and Wilmington, and

is home to approximately 11.1 million people.