Image via Shutterstock Officials are warning about an extreme heat warning that's descending on the United States this week.

PHOENIX (AZFamily) — Much of southern Arizona, including the Phoenix metro area and Tucson, are under a heat warning for Saturday, Sunday and Monday. Our First Alert forecast shows high temperatures ...

Extreme heat warnings remain in place for Nevada, California, and Washington from the National Weather Service.

PHOENIX (AZFamily) — Hikers will have to avoid certain trails in Phoenix during prime daylight hours this weekend because of the extreme heat. The National Weather Service has issued an extreme heat ...

Above-average temperatures are expected to continue scorching the High Desert and Inland Empire this week, the National Weather Service stated.

ABC News suspended its senior national correspondent, Terry Moran, after he called White House deputy chief of staff Stephen ...

Temperatures in the Inland Northwest continue to get warmer into Monday with highs into the 90s and warmer areas pushing into ...

The National Weather Service in Spokane is warning of “hot conditions with high temperatures between 95 and 105 degrees” and ...

An Excessive Heat Warning is in effect from 10 AM Monday through 10 PM Tuesday for Southern Nevada, including Las Vegas, Laughlin, Pahrump, and surrounding areas, as well as parts of the Mojave Desert ...

Nevada and Arizona hit by potentially deadly heat wave, with temperatures in Furnace Creek in Death Valley expected to approach 120 degrees.

An Extreme Heat Warning has been issued by the National Weather Service for Monday and Tuesday as temperatures will be ...

Highs of 107° today and 109° tomorrow bring major heat risk to Southern Nevada. Triple digits are here to stay. Wind picks up midweek and beyond.