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.

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.

A heat advisory is in place across the Northeast, from Maryland to Maine, where residents are bracing for temperatures 5 to ...

Coaches and school administrators who do not heed the lessons learned from heart- and heat-related tragedies risk repeating ...

PORTLAND, Ore. (KATU) — High temperatures on Wednesday will flirt with triple-digits as the first heat wave of the summer ...

The Federal Way Community Center opened up as a cooling center as temperatures are expected to be higher than 90 degrees.