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

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

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

Though the current heat wave peaked on Wednesday, the outlook going into the weekend doesn't bring much relief, according to ...

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

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

Forecasters see more hot weather in Phoenix for now, but as the days grow shorter and the nights longer, cool weather should ...

Thirty-six million people across the western United States are under heat advisories today, with forecasters predicting ...

High pressure is still squatting over the American West, and it does not look to be moving anytime soon as highs remain in record territory.

Kansas faces Arizona State. Our college football odds series has our Kansas Arizona State prediction, odds and pick.

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

Human-amplified climate change is making it more likely that extreme heat lasts longer into fall, as record-breaking ...