'This is effectively a full-on summer heat wave in March,' a climate scientist wrote on X.

Downtown Los Angeles started on the mild side Sunday, March 15, 2026, with morning temperatures near 57°F and a shallow ...

An extreme heat warning has been extended for parts of Los Angeles this weekend when widespread triple-digit temperatures, fire weather warnings and possible thunderstorms are in the forecast. The ...

The L.A. County Board of Supervisors unanimously approved the county’s first heat action plan on Tuesday. The plan lays out strategies to achieve three goals in coming decades: cooler outdoor spaces, ...

More triple-digit temperatures baked parts of Los Angeles and Orange counties on Friday as a late-summer heat wave promises to stretch into the weekend, prompting an extension of some heat warnings ...

The late-summer heat wave that has baked much of the Southland took a surprising turn Saturday when a lightning and thunderstorm moved into the northern part of Los Angeles County, sparking multiple ...