Heat index values will top 110 degrees in parts of the country Wednesday, while South Texas could see its highest ...

A massive heat dome will be long-lasting and unforgiving across large areas of the United States in the coming weeks, with ...

It’s the hottest time of the year in the United States and another heat dome is about to make millions of people feel every bit of it.

A severe heat dome is set to trap over 90 million Americans. The National Weather Service issues health alerts from Nebraska ...

Some cities could notch their highest temperatures of the year as heat builds from the South to the Midwest this week.

A long stretch of blistering heat is on the way for portions of the Plains and southern United States, while breaks from the ...

The meteorological factors that have generated our sweltering heat are common for the central United States in the summer, ...

Hot and humid conditions in the Midwest will be exacerbated this week by what experts describe as a “corn sweat.” ...

Learn about U.S. heat advisories, what they mean for your safety, and the meteorological conditions like heat domes and ...

The Pensacola area is under a heat advisory for the second day in a row. A cluster of showers and thunderstorms will offer ...

Warm, humid conditions across the central and eastern United States have made the region especially vulnerable to flash ...

Extreme humidity and triple-digit temperatures are affecting around 250 million people across the United States. Here's the ...