Parts of California, Oregon and Washington state will experience extreme heat at least through Tuesday, forecasters say.

Residents of the Western U.S. sweltered in a heat wave Saturday that hospitalized some people, with temperatures forecast to ...

The agency warned that extreme heat poses a danger in the evening as well, as temperatures are expected to remain above ...

The agency warned that extreme heat poses a danger in the evening as well, as temperatures are expected to remain above ...

Roderick Robinson, the utility's vice president of electric system operations, breaks down how it turned the corner on grid ...

A wildfire in California’s Napa County grew by more than 1,000 acres in 24 hours over the weekend amid an ongoing heat wave ...

A swath of the Midwest and West were bracing for storms and possible flooding as a "monsoonal flow" was forecast to sweep ...

About 150 people were ordered to leave their homes, while another 360 were under evacuation warnings as the fire threatened 500 structures near Aetna Springs and Pope Valley, 80 miles north of San ...

Multiple wildfires have already erupted in parts of the western United States, including in Oregon and California's Napa ...