The potential of slow-moving thunderstorms in the Sierra Nevada on Tuesday has prompted the National Weather Service to issue a flood watch in and around the Lake Tahoe area. The watch is in effect ...

The potentially record El Niño developing in the Pacific shares an important geographic feature with two prior very strong El ...

The wet weather comes as the region braces for a blast of extreme heat, with the NWS upgrading its warnings Tuesday morning.

Previous forecasts for the week of July 13 showed triple-digit temperatures for much of California, but recent forecasts have added possible lightning storms and chances of rain to other parts of the ...

The NWS Los Angeles/Oxnard CA issued a weather alert at 3:35 p.m. on Thursday for strong thunderstorms until 4 p.m. for ...

Add Yahoo as a preferred source to see more of our stories on Google. Heather Waldman breaks down the thunderstorm outlook on Tuesday.

CHICO, Calif. (AP) — Firefighters made progress Saturday against California’s largest wildfire of the year ahead of expected thunderstorms that could unleash fire-starting lightning and erratic winds ...