National Weather Service United States Department of Commerce

Severe Thunderstorm and Tropical Storm Bertha Impacts

Numerous severe thunderstorms are expected across a broad region from the Ohio Valley to the Mid-Atlantic and Northeast States today into tonight. Swaths of damaging wind gusts are expected and some tornadoes are possible. Bertha is expected to bring tropical storm conditions to portions of the Gulf Coast from the Florida Panhandle westward to southeastern Louisiana later today and Wednesday. 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.