Multiple little lightning fires erupted on Saturday morning as thunder and brief rain showers moved across parts of Los Angeles County, surprising many as an extended heat wave continues through the ...

The 2021 heat dome in the Pacific Northwest that overwhelmed emergency rooms and left hundreds dead. The 2022 heat wave in India that devastated the wheat harvest. The deadly heat waves in France in ...

Over 170 million people are under heat alerts in the U.S. this week, with temperatures reaching record highs across the country. Tampa, Fla. recently hit a record high of 100 degrees on Sunday, and ...

The season's most dangerous heat wave is expected to bake Southern California and much of the American Southwest this week, with triple-digit highs and elevated fire conditions set to begin Wednesday ...