(CNN) — Millions of people in the West are experiencing a dangerous and historic October heatwave with temperatures so extreme they’d be considered hot during the peak of summer. The heat has ...

By Mary Gilbert, CNN Meteorologist (CNN) — The United States has entered the peak of summer and a heat dome — sealing in all that hot, humid air — is making millions of people feel every bit ...

Hot summers are nothing new for much of the US, but the combination of heat and humidity has taken on a truly antagonistic ...

By Mary Gilbert, CNN Meteorologist (CNN) — The United States has entered the peak of summer and a new heat dome — sealing in all that hot, humid air — is about to make millions of people ...

(CNN) — It’s been an abnormally hot summer in much of the eastern half of the United States with multiple punishing heat domes, sweltering nights and plenty of humidity to go around, but some ...

And the Washington Monument remains closed on Wednesday due to the hot weather. Multiple hospitals, including in New York City and Chicago, had trouble maintaining their power and air conditioning ...

By Tyler Ory, CNN (CNN) — The first of two rounds of extreme heat is underway for parts of the eastern half of the United States, the opening act for a potent and widespread heat dome that will ...

By Andrew Freedman and Mary Gilbert, CNN (CNN) — A dangerous round of early season extreme heat is on tap for parts of Texas this week in a prelude to what’s expected to be an abnormally hot ...

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.