The storm front has the potential to cause property damage from heavy winds and flooding from North Carolina to Maine, Accuweather.com said. Emergency workers in Maryland, Pennsylvania, New Jersey and Delaware said roads have been washed out and homes are flooding. In Ritchie County, W.Va., police have reported making multiple water rescues due to flash floods.
A potential tornado in Burlington County, N.J., is being investigated with radar reports showing rotation typical of a twister in the area and a wide swath of downed trees and power lines.
Mid-Atlantic states are most likely to see flooding, from Raleigh, N.C., to Washington.
The storms are a result of a cold front that moved though the Great Lakes region Monday.