An unbearable heat wave gripping much of the southwestern United States is expected to peak Thursday, Aug. 7, as temperatures climb well over triple digits.

PHOENIX – A 120-year-old Phoenix daily heat record fell on Thursday. It reached 113 degrees at Phoenix Sky Harbor International Airport, which the National Weather Service (NWS) uses for the city’s ...

A record-breaking heat wave in the Desert Southwest is forecast to move toward Northern California this weekend. Here's where ...

Statistically speaking, the kind of temperatures the Southwest is experiencing right now would be nearly impossible without ...

August will arrive in Phoenix in a wave of above-normal temperatures, with highs over 110 degrees into next week.

Temperatures peaking near and above 100 degrees will continue across West Texas and eastern New Mexico through Saturday.

Phoenix is experiencing record-breaking, prolonged extreme heat driven by climate change, pushing the city into uncharted ...

If you factor in the heat index, cities such as Houston, Memphis and Cleveland are as hot or hotter than Phoenix this week.