It'll be very hot, but what conditions are required for the extreme heat warning that much of New Hampshire is under? Matt Hoenig breaks it all down.

The rare June heat wave broke about 20 records on Sunday and is expected to break more on Monday. According to The Weather ...

As the high temperature in D.C. is expected to hit 100°, with a heat index as high as 110°, the Washington Monument is closed ...

A once-in-a-century heatwave is frying the East Coast as triple-digit temperatures are forecast to smash daily records across ...

Experts share advice on how to stay cool and safe amid weather alerts - Heat poses a health risk, especially for children, ...

The first major heat wave of the summer is firing up across the eastern half of the U.S. this week, with major cities along ...