Thunderstorms closed LA and OC beaches because of lightning strikes Tuesday. Reports of lightning in Riverside County ...

Scientists are just beginning to understand how extreme weather can give pathogens an upper hand, underscoring the urgent ...

With Wednesday heating and Thursday cooling, dew points will edge into the low 60s, adding more humidity to the air, but well shy of true muggification. A slow-moving cool front will crawl across our ...

The pull of the foul air to Northern California was significant enough that the Bay Area Air District issued an air quality ...

Extreme Heat Warning issued for the Mojave Desert due to high temperatures, with rains expected from Tropical Storm Alvin.

A transgender athlete has won the girls high jump at the California high school track and field championship. AB Hernandez ...

LOS ANGELES — California lawmakers are taking aim at proposed rules to implement a state law aimed at curbing plastic waste, saying the draft regulations proposed by CalRecycle undermine the ...

Cal’s No. 1-ranked varsity eight crew suffered a stunning upset loss in the semifinals of the IRA national rowing championships on Saturday and failed to qualif ...

With a heat wave likely to reach triple-digit temperatures expected in California this weekend, hospitals are gearing up for ...

Triple digit temperatures and elevated fire weather concerns in the North Bay start Friday, according to the National Weather ...

What’s the difference between heat exhaustion and heat stroke? Who’s most at risk? A California doctor answers your questions.