An intense heat wave is affecting nearly two-thirds of the U.S., with extreme alerts in states like Kansas and New York.

A heat wave is moving in, with over 100 million people from the Midwest to the Northeast on alert for life-threatening heat ...

Heat is the number one killer -- and it’s heading to the most densely populated part of America for a prolonged period.

The minimum daily temperatures in parts of the Upper Midwest and Great Plains could set new record highs tonight, while the ...

On the first official day of summer, millions of Americans already under heat warnings. These Oklahoma cities are hotter than ...

Meteorologists are warning of a dangerous heat wave that is going to grip the Midwest and Northeast regions of the U.S. this ...

A brutal heat wave is in the forecast across the eastern United States, and it's expected to bring several days of record ...

More than 37 million Americans are under heat advisories across the U.S., according to the National Weather Service. Here's ...

Widespread 90s, even perhaps a few 100s, will bake much of the eastern two-thirds of the country in a dangerous heat wave.

A “significant and extremely dangerous heat wave” is expected to send temperatures soaring across much of the United States ...

High temperatures will flirt with daily record highs in dozens of locations early next week, especially in the Northeast.

Heat dome will cause dangerously high temperatures in many places across the country this weekend, especially the Midwest and ...