Parts of 27 states and Washington, D.C., had a record amount of days that meteorologists call uncomfortable in June and July.

USA Triathlon canceled its Sprint and Paratriathlon National Championships in Milwaukee, where thousands of athletes were ...

The National Weather Service reported an air quality alert at 8:43 a.m. on Monday in effect until 11 p.m. for Northern ...

Monday is likely to reach 100 degrees under clear sunny skies. Winds will be calm, offering little relief to those without ...

An air quality advisory is in effect for Long Island and the New York City area on Monday as temperatures climb into the ...

The surging temperatures on Monday are part of a broader warming trend in the state, which is expected to persist through ...

The National Weather Service issued a report at 5:13 p.m. EDT on Sunday for strong thunderstorms until 6 p.m. EDT for Otsego ...

Live updates from Sunday's SpaceX KF-02 mission that scrubbed with 30 seconds left in the countdown at Cape Canaveral Space ...

The National Weather Service issued an updated weather alert at 11:12 p.m. on Sunday for strong thunderstorms until 11:45 p.m ...

Phoenix set a new record temperature. Hundreds of fires are burning in Canada. And two potential storms are brewing in the ...

CLEVELAND, Ohio — Don’t look for a break from the hot weather Monday in Northeast Ohio. The National Weather Service is ...

Rescue workers and emergency crews are responding to life-threatening flash flooding in the wake of record rainfall in ...