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.

According to Climate Central’s Climate Shift Index, a majority of the Mid-Atlantic and Southeast will experience daytime and ...

A life-threatening heat wave has enveloped the East Coast, hitting major cities with the worst of the high temperatures on Tuesday before relief moves in.

A long-lasting extreme heat wave reached its dangerous crescendo Tuesday, bringing the hottest day in a decade to some major East Coast cities and putting millions of already fatigued Americans at ...

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.

Thursday will not be as hot as the ridge of high pressure shifts to the east of Alabama. Meanwhile, an area of low pressure ...

A dangerous heat wave is pushing temperatures into the 90s and even over 100 degrees in eastern and Midwest states, raising alarms. Phoenix reached 117 degrees earlier in June, but temperatures ...

WHDH By Mary Gilbert, CNN Meteorologist (CNN) — A long-lasting extreme heat wave is reaching its dangerous crescendo Tuesday, likely bringing the hottest day in a decade to some major East Coast ...

The heat dome won't dissipate soon. Dangerous heat is expected across parts of the Central and Southeast. through July, the weather service says. High temperatures will reach 100 degrees from Texas to ...

TODAY: It’s a hot one today! Highs reach the mid 90s on the coast to upper 90s inland with a heat index as high as 112° this ...