We asked readers and experts, "What exactly is a heat wave?" Experts say it's less about temperatures and more about ...

Seattle-Tacoma International Airport reached a scorching 94 degrees Wednesday, according to the National Weather Service.

A heat advisory for northwest and west central Washington was extended until 5 p.m. Thursday, according to the National ...

The Puget Sound region is expected to warm up into the lower-90s Wednesday, with the rest of the week following suit.

Seattle's forecast includes heat, humidity, and thunderstorms with varying precipitation chances throughout the week.

The administration said the grants were ‘no longer consistent with EPA funding priorities.’ Spokane, which has faced deadly ...

A triple-digit heat wave will arrive in Southern California on Wednesday, affecting inland communities, increasing health concerns. A KCAL News Next Weather Alert is in effect through Friday for the ...

Dry and hot conditions return to western Washington on Tuesday and Wednesday, bringing an elevated risk of heat-related ...

With temperatures expected to hit the 90s in much of Washington Wednesday, the state’s largest utility is paying some customers to save energy.