The first big heat wave of 2025 has arrived, coinciding with the official start of summer. More than 40 million people in the ...

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

A “heat dome” is bringing scorching temperatures and oppressive humidity to the Central and Eastern portions of the country ...

Solstice! The official start of the summer season is upon us Friday, and with that, a gem of a weather day — before the heat and humidity crank up with a vengeance starting this weekend. Unlike our ...

The United States is expected to experience a 'significant and extremely dangerous" heatwave in the coming days. The National ...

In advance of the dangerous heat, an Extreme Heat Watch is in effect for all of Western PA from Sunday through Wednesday.

Summer will make a dramatic entrance in the U.S. this week with a heat dome that will bring stifling temperatures and uncomfortable humidity to millions.

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

The heat dome will bring the first scorching summertime weather of the year for most people in the Midwest and Northeast.

The heat index will soar above 100 degrees early next week. Older adults, people with heart issues and those without A/C are ...