San Francisco will have to wear their red jerseys at home during record heat, despite Kyle Shanahan's request to wear white.

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

With record heat descending on the Bay Area on Sunday, the NFL has denied the San Francisco 49ers' request to wear white ...

More than 50 new heat records were set on Wednesday, as an October heat wave continues to bake California and Arizona.

Arizona Cardinals this Sunday at 1 p.m., all but ensuring that fans and players will be out in the heat of the day.

The triple-digit temperatures have put millions of Californians under heat advisories. The dangerously hot temperatures have ...

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

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

Millions of Californians are still facing extreme heat advisories into the weekend. Officials are urging residents to take ...

AccuWeather meteorologists predict Las Vegas could see temperatures rise to 104 degrees Fahrenheit, breaking a record of 103 ...

Triple-digit temperatures will hit California again during a fall heat wave, prompting additional evacuations, power shutoffs ...

An Excessive Heat Warning that covers the Phoenix area has now been extended until Friday. Meanwhile, many parts of the state ...