Anyone trekking from Sacramento to the Bay Area on Sunday to watch the San Francisco 49ers would be mistaken for thinking ...

Similarly temperatures in Yuma, Arizona broke a 28-year record, reaching 112 degrees Fahrenheit, while more than 50 other ...

More than 200 October record highs have been set and extreme temperatures are poised to persist for several more days.

A historic October heatwave with temperatures so extreme they’d be considered hot during the peak of summer isn’t over yet.

An unusual autumn heat wave afflicts California, with elevated fire concerns that on Monday prompted some power shutoffs.

An autumn heat wave will bring temperatures as much as 25 degrees above normal to California this week, likely setting ...

On Wednesday, about 39 million people in the region were under heat alerts, according to the National Weather Service.

Palm Springs, Calif., reached 117 degrees Tuesday as a heat wave in the western United States broke hundreds of records.

Northern California's heat wave is expected to continue, with a Heat Advisory potentially extending into Monday and cooling ...

At least 125 places from the West Coast to the Rockies have tied or broken all-time October heat records since the month began. Many others have set daily high temperature records. It’s another ...