A cyclist and hikers head down the path at dusk at Mt. Rubidoux in Riverside earlier this month. Temperatures will be on the rise next week. (Gina Ferazzi / Los Angeles Times) The season's most ...

A record-setting marine heat wave stripped huge portions of Florida's coral reef of their colors in 2023, triggering the ninth and worst mass bleaching event in the Caribbean. Temperatures soared for ...

Australians sweltered on Bondi Beach as a record heat wave pushed temperatures to extreme levels. Heatwave alerts were issued across New South Wales, Victoria, Western Australia, South Australia, ...

A heat wave is impacting the Pacific Northwest, with temperatures in the upper 80s to over 100 degrees in Washington. Warm nights are a concern as they prevent the body from recovering from daytime ...

The longest, most intense heat wave since the summer solstice settled into its prime on Thursday, and weather forecasters said it was more impressive than first anticipated. That much was apparent as ...

The oppressive heat wave broiling California and much of the West will continue to bring dangerously hot temperatures — and likely more record-breakers — for even longer than forecasters first ...

A dangerous heat wave is building across Wisconsin and the Great Lakes this week, with temperatures climbing into the upper 80s and 90s — 20–25 degrees above normal. Much of the state normally expects ...