Pacific Northwest, with temperatures climbing into the upper-80s to low-90s across Washington Tuesday, Aug. 26.

The NWS heat index maps show exactly where the worst of the heat is. New York, Boston, and Detroit on Monday and Tuesday are expecting “oppressive humidity” and “record warm morning lows ...

Map shows areas under heat alerts on Thursday, June 26. / Credit: CBS News Here's what to know about the heat wave and how to stay safe. Heat wave forecast maps ...

As a heat wave envelops the West, 32 million people from Texas to California are on alert for life-threatening temperatures. Thursday and Friday will be the hottest days, when temperatures could ...

A heat wave gripping the Pacific Northwest has prompted an extreme heat warning in Oregon. How high will temperatures get?

Temperatures across interior Southern California will climb dramatically as a prolonged heat wave begins Wednesday and could ...

Amid ongoing wildfires, extreme heat is gripping the Pacific Northwest, with temperatures climbing into the mid-90s across ...

LADWP and Southern California Edison officials have been asking customers to conserve energy due to the strain on the system.