Much of the U.S. is under extreme heat warnings or advisories while New York, Philadelphia and Washington could feel like 100 degrees or more.

Extreme heat warnings were out for much of eastern North Carolina, as far inland as Raleigh, and extending into a corner of South Carolina, including Myrtle Beach. Forecasters warned of dangerously ...

Today brings a better chance of more numerous thunderstorms midafternoon into evening. Some could produce damaging winds.