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.

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

Heat alerts for inland communities have already been upgraded and extended as a heat wave grips western United States for the ...

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

A significant heat wave will continue to bake the southwestern United States through this weekend in many areas and into early next week across the interior, AccuWeather meteorologists say. An area of ...

As the Western United States experiences an unusual early fall heat wave, Senior Meteorologist Scott Withers reports on the ...

The California heat wave, unusual for October, is raising the risk of wildfires and illness for students and farmworkers.

Looking ahead, a large area of high pressure is building across much of the Western United States and this means a heat wave is developing. However, the onshore flow is still holding firm along ...

Weather attribution science uses real-world data and models to establish if and how climate change influences the intensity ...

Yahushua’s Law, named for 12-year-old Yahushua Robinson, requires school guidelines for dealing with extreme weather.