The extreme heat warning issued for Phoenix follows on the heels of record temperatures earlier this week.

Forecast highs are expected to break daily records and could surpass March’s all-time record of 93 degrees set in 2017.

After a historically warm winter, an incoming heat wave is expected to make more history, breaking several hot temperature ...

A desert community in southwestern Arizona reached 110 degrees (43.3 C) on Thursday, breaking a record for the highest March ...

A California desert community tied the highest March temperature ever recorded in the U.S., amid a record-breaking winter heat wave in the Southwest.

Los Angeles County is under an updated extreme heat warning which was issued by the National Weather Service on Monday at ...

The heat wave brought the earliest 100-degree day in Phoenix's recorded history. Several popular hiking trails in Phoenix ...

Increasingly warmer temperatures in the 60s and 70s are expected this weekend just in time for the arrival of spring on Friday. “After a chilly start to the day, temperatures will moderate by this ...

A tiny desert community in Southern California reached 108 degrees on Wednesday, tying the highest March temperature ever ...

The record — first reached by Rio Grande City, Texas in 1954 and now shared by North Shore, California — could be broken in a ...