The unofficial end of summer will feature a little bit of everything, ranging from triple-digit heat in the Southwest, ...

The National Weather Service issued an extreme heat warning at 1:50 p.m. on Monday in effect until Wednesday at 9 p.m. for ...

Parts of California, Oregon and Washington state will experience extreme heat at least through Tuesday, forecasters say.

Residents in the Western U.S. are enduring a heat wave with temperatures reaching dangerous levels across Washington, Oregon, ...

Dangerous heat is impacting more than 30 million people in the West this weekend, with heat alerts in effect from Arizona to ...

Record lows approaching freezing are possible in International Falls, Minnesota, and much of the region can expect lows in ...

Strong dust storms and 50 mph wind gusts ripped through Black Rock City on Saturday, wreaking havoc on campsites and causing ...

Living through heat waves is making us age faster, a new study said. Extreme temperatures are increasingly common, and they ...

More than 30 million on alert for dangerous heat in the west as the Pickett Fire roars through Northern California.