The city reached 118 degrees around 4 p.m. Before Thursday, the highest August temperature ever reached in Phoenix was 117 ...

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.

Facing a worsening water crisis and extreme summer heat, authorities in the Iranian capital are stepping up conservation measures. In Tehran, the local government is now cutting electricity to private ...

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

High temperatures are expected to be even warmer next week. More First Alert weather days have been issued for Tuesday ...

Summer has been hot, but fall is not far away. Here’s what the Old Farmer’s Almanac predicts the weather will be like this fall in Arizona.

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 ...