Temperatures up to 110 degrees are possible in Northern California on Friday as a heat wave brings extremely hot weather to some cities.

Southern California is in the middle of a three-day heat wave. As KCAL's Rick Montanez explains, people are heading to places ...

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

KCAL News has issued a Next Weather Alert for the inland communities on Thursday, as peak heat arrives on the last day of a three-day heat wave.

Gusty winds, warm temperatures, and low humidity will elevate fire weather danger in mountainous and interior regions.

A mini heat wave is expected to bring triple digit temperatures to some parts of Southern California this week.

(The Center Square) – A heat wave was underway Wednesday in Southern California, with inland areas reaching triple digits.

Southern California was feeling the effects of a mini heat wave, with temperatures expected to climb about 5 to 10 degrees ...

Southern California braced for critical fire weather and heat-related illnesses as several parts of the region are expected to approach or reach triple-digit heat. Above-normal temperatures are ...

A tenants rights group Tuesday called for stronger protections to ensure renters have access to air conditioning, warning ...

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

What to expect: In the desert, highs will be from 102 to 118 degrees. Inland, temperatures could climb as high as 104. Along ...