A heat wave is currently affecting about 160 million people, according to the National Weather Service. Here's which states feel the hottest.

The NHC is keeping an eye on four tropical waves in the Atlantic basin. Meanwhile, a heat dome is bringing sweltering ...

After surging to Category 4 in less than a day, Erick hit Mexico as a Category 3 hurricane. The NHC is tracking 4 waves, ...

The Southwest’s heat wave was triggered by “a broad, upper-level ridge of high pressure,” said Michael Crimmins, a veteran University of Arizona environmental scientist.

Meteorologist Tom Tasselmyer said it will be an Alert Day amid an Extreme Heat Warning with temperatures soaring even higher than Monday.

The NHC is keeping an eye on four tropical waves in the Atlantic basin. Meanwhile, a heat dome is bringing sweltering temperatures to the U.S.

Record heat to hit Las Vegas, California’s Central Valley this weekend. Temperatures 10 to 20 degrees above normal for this time of year will extend across California, Nevada and as far north as ...

How hot will it get? Here's Delaware weather forecast, temperatures. The heat wave is expected to grip Delaware starting Sunday, June 22, and extend at least Wednesday, June 25, according to NOAA ...

Here's what we know about the heat wave expected to scorch North Carolina in the next several days, plus state historic high ...

More than 40 million people in the U.S. were under heat alerts Friday, according to the National Weather Service.

North Carolina heat wave. The NWS issued a short range forecast discussion on June 20, in which the agency warned that an upper ridge that will amplify over the Eastern U.S. this weekend could ...