About 200 million people are under some sort of heat alert Monday, including 24 million under the highest alert — extreme ...

A dangerous heat wave continues across a large part of the United States, with more than 130 million people under extreme ...

New England is facing yet another steamy heat wave with dangerously high heat indexes of 95 to 100 degrees starting Monday ...

Severe storms slammed the upper Midwest overnight while more than 200 million Americans are under a heat dome with ...

The National Weather Service issued heat advisories for a large swath of the East Coast through much of the weekend.

It’s always hot in the summer in the U.S. Southeast, but even by the standards of Florida and the Carolinas, the steamy heat ...

Extreme heat is likely to break daily temperature records, but the weather forecast calls for a cool-down as August arrives.

Midwest heat wave prompts heat advisories in Ohio Valley with warnings of high temperatures, humidity, and potential ...

A heatwave grips the eastern US, with 185 million under warnings as heat indices hit 120°F in Mississippi and Louisiana. NOAA ...

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.