Severe storms threaten July 4th travel, festivities across South and Northeast

As the extended 4th of July holiday weekend looms on the horizon severe storms are set to take aim across a wide swath from New York and Pennsylvania stretching down to Arkansas.

On Sunday, 51 million people in this area are at risk for severe thunderstorms from afternoon through evening. The risk area includes Nashville, Louisville, Philadelphia, Memphis, Baltimore, Charlotte and Washington D.C.