The National Weather Service issues a Heat Advisory for western Washington from Sunday afternoon to Tuesday night.

In all, nearly 30 million Americans live where heat advisories or extreme heat warnings are in effect, the weather service said.

A cold front expected late Wednesday may bring thunderstorms and relief from the scorching temperatures that will peak ...

Grab your sunscreen and sunglasses, Seattle, and try to stay cool. The National Weather Service issued a heat advisory for ...

The National Weather Service is warning of dangerous heat index values near the threshold for a heat advisory, with temperatures reaching the upper 90s away from the coast, and urging vulnerable ...

With the heat on the way, just a friendly reminder to stay hydrated and check in on anyone who could be vulnerable to extreme heat.

San Luis Obispo County can expect a small heat wave while smoke from the Gifford Fire spreads throughout the atmosphere. An ...

Freeway north of LA is included in a heat advisory released by the National Weather Service on Sunday at 1:30 a.m. The advisory is valid from 9 a.m. until Monday Aug. 11, at 9 p.m.

A heat advisory was issued by the NWS Los Angeles/Oxnard CA on Sunday at 1:30 a.m. valid from 9 a.m. until Monday 9 p.m. The ...

The advisory was for Leavenworth, Wyandotte, Johnson, Platte, Clay, Jackson, Miami, Linn, Ray, Carroll, Chariton, Randolph, ...

Dangerously hot weather persists in the East County as temperatures climb 4 to 8 degrees above average for this time of year.

Another air quality alert is in effect for Philly and its neighboring Pennsylvania counties Sunday, and it looks like more ...