The National Weather Service issued heat advisories for a large swath of the East Coast from central Florida to Virginia ...

At 1:44 a.m. EDT on Sunday, the National Weather Service issued a heat advisory valid between noon EDT and 9 p.m. EDT for ...

An updated heat advisory was issued by the National Weather Service on Saturday at 10:47 p.m. valid for Sunday between 10 a.m ...

On Saturday at 1:36 p.m. a heat advisory was released by the National Weather Service valid from Monday 11 a.m. until Tuesday ...

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.

A heat advisory goes into effect Thursday for parts of Connecticut where heat index values will soar past 100 degrees on ...

Saturday: Sunny, with a high near 94. Heat index values as high as 104. Calm wind becoming east southeast around 5 mph in the afternoon.

Most of Ohio is under a heat advisory with temperatures that will feel 100-plus. Here's the difference between a heat ...