Flash flood warnings and watches stretched across parts of New York, New Jersey, Maryland and Pennsylvania, as severe thunderstorms brought heavy rain. Here's the latest.

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.

At a hearing in hard-hit Kerr County, an emergency management coordinator for the first time explained his whereabouts when the Guadalupe River burst its banks.

Three Kerr County, Texas, officials atop the area's emergency response efforts testified at a state hearing on their actions during the deadly floods that killed dozens. CBS News' Janet Shamlian has more.

The New York City area and New Jersey declared states of emergency Thursday as heavy rain with the potential for flash floods approached the region. Weather is expected to dump several inches of rain in the New York-New Jersey areas as residents make their evening commutes home.