New Jersey is under a flood watch on Thursday afternoon and evening with significant and widespread flash flooding in the forecast. See details on timing.

Storms are lashing the East Coast from Virginia to Connecticut, flooding roadways and delaying flights from Boston to Washington, D.C.

But as the heat lingered into the evening, the service began posting flood watches. By the afternoon of July 31, more than 50 million people in the region are forecast to be under a flood watch.