National Weather Service United States Department of Commerce

Severe Thunderstorm Threat From the Central Plains to the Northeast; Extreme HeatRisk for the East Coast

Strong to severe thunderstorms are possible from the central Plains to the Northeast through this evening. Widespread damaging winds are the primary threat but hail and a tornado or two is also possible. Extremely dangerous heat continues across the Eastern U.S. Warm overnight low temperatures will provide little to no relief. 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.