Heat warnings remain in effect for the two counties until Saturday night, with a slight chance of thunderstorms.

Temperatures are expected to reach triple digits in parts of the Inland Empire on Wednesday, parts of L.A. and Orange counties by Thursday

Forecasters are expecting a prolonged and potentially dangerous heat wave over the next few days, raising health concerns. Here's how Southern Californians can stay cool.

LADWP and Southern California Edison officials have been asking customers to conserve energy due to the strain on the system.

A red flag warning is in effect for the Los Angeles and Ventura County foothills through Saturday night. The high-pressure system driving this heat wave will not only persist over the region for a prolonged period, but is also expected to be “stronger ...

Temperatures across interior Southern California will climb dramatically over the next few days, as a prolonged, dangerous heat wave begins Wednesday and could persist into next week.

The heat advisories are expected to last through Saturday night, with temperatures gradually returning to normal by next week. Residents are advised to stay vigilant for weather updates, particularly regarding thunderstorms and flash flooding risks in mountainous and desert regions.

Another day of triple-digit temperatures will bake some parts of the Los Angeles area Friday as a late-summer heat wave stretches into the weekend.

The system's length and strength will be compounded by some offshore winds, which will help keep any marine influence at bay and keep temperatures high, even overnight.

Extreme heat is baking Southern California as the most dangerous heat wave of the summer pushes temperatures well intro triple digits for much of the region. The heat, along with extreme drought and gusty conditions,