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

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

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

The weather on Friday, the first day of summer, is pleasant in the Philadelphia region, with a high of 85 in the city and low humidity. But a heat wave could start Saturday with the mercury set to ...

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

By Sunday: The heat wave should reach Cleveland, Cincinnati, Pittsburgh, Buffalo, N.Y., Nashville, Tenn., Atlanta, Charlotte, ...

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

A Midwest heat dome is driving high temperatures and high humidity that will push the Chicago heat index into the triple ...

It was only a matter of time before a long-lived heat wave would develop in the Midwest and Northeast. This one could last ...

The first major heat wave of the summer begins in the Plains and Midwest on Friday, and lasts through the weekend. The Northeast will see the heat and humidity peak early next week, with the heat wave ...

The National Weather Service called the warm and above-average temperatures coming in behind the system "the first ...

Millions and millions of Americans are being warned of "dangerous" heat in more than a dozen states as the summer 2025 season ...