A triple-digit heat wave arrives in Southern California on Wednesday, affecting inland communities, increasing health ...

Big changes [are] coming ... as high pressure over Arizona expands west into Southern California,' the weather service warns.

Los Angeles and Southern California will heat up as the first heat wave of the summer arrives this week.

News Weather Southern California’s mini heat wave peaks, advisories expire early Golfers try to keep cool in the hot weather at the Woodley Golf Course Wednesday, May 21, 2025, in the Lake ...

UCLA researchers have released an alarming new finding — the duration of heat waves is increasing faster than global warming ...

Heat advisories warn Southern Californians to be careful this weekend as forecasts say temperatures could soar up to 20 degrees above normal.

Much of Southern California has been placed under a heat advisory on Tuesday as the first day of a four-day heat wave arrives. A ridge of high pressure will result in an extended period of ...

A moderately strong heat wave is taking shape inland, but its reach will be uneven and the coast may barely feel it at all.