Parts of Northern California could experience record heat Monday afternoon, followed by thunderstorms just hours later. A high-pressure system that centered itself over the Pacific Northwest on Sunday ...

SO WE DON’T REALLY HAVE TOO MUCH OF A DELTA BREEZE IN THE VALLEY TO HELP COOL US DOWN. WHAT WE DO HAVE, THOUGH, ARE THOSE ...

The afternoon storms could produce brief, heavy rain, lightning, small hail and gusty winds. Those who are camping, hiking or ...

Multnomah County is preparing for the hottest weekend of the year so far, warning residents that the first weekend of ...

The pull of the foul air to Northern California was significant enough that the Bay Area Air District issued an air quality ...

For 67 years, the observatory on Hawaii's Mauna Loa volcano has been taking these measurements daily  — tracking the ...

At 9:33 p.m. on Sunday, the NWS Medford OR issued a heat advisory in effect until Monday at 8 p.m. for Western Siskiyou ...

At the same time, the Northern California coast is hunkering down during unusual stormy weather. The National Weather Service ...

On Saturday at 5:45 p.m. a severe thunderstorm warning was issued by the NWS Sacramento CA in effect until 6:45 p.m. for ...

The June 3 advisory comes as northern Wisconsin residents experience hazier air quality from northerly winds carrying surface smoke.

Reno and Tahoe will heat up on weekend with highs in the 90s. Isolated Sierra storms may bring lightning, gusty winds and possibly hail.