What weather is affecting Southern California on Christmas Eve?

An atmospheric river is causing heavy rain, flash floods, and strong winds, including a tornado warning in parts of Los Angeles County.

Are there power outages in Los Angeles due to the storm?

Yes, thousands of residents in Los Angeles County were affected by power outages on Christmas Eve.

When will the rain and flooding in Southern California end?

The rain is expected to continue with surges through December 26th, with potential for further flooding and road closures, followed by Santa Ana winds later in the week.

Home / Weather / SoCal Holiday Storm: Tornado Warning, Flooding Hits Christmas Eve

SoCal Holiday Storm: Tornado Warning, Flooding Hits Christmas Eve

25 Dec, 2025

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Summary

Thousands lost power on Christmas Eve amid an atmospheric river event.
A tornado warning was issued for parts of Los Angeles County.
Residents face continued flooding and potential mudslides through Christmas Day.

SoCal Holiday Storm: Tornado Warning, Flooding Hits Christmas Eve

Southern Californians are facing a tumultuous Christmas Eve and holiday weekend as an atmospheric river unleashes severe weather. Thousands in Los Angeles County experienced power outages on December 24th, with evacuation warnings issued for areas near wildfire burn scars. A brief tornado warning was also in effect for several cities, including Pasadena and Alhambra.

Emergency services responded to incidents such as a person trapped in a drainage tunnel. Flash flood warnings are in place across the region, prompting officials to advise extreme caution for travelers on Christmas Eve and Day. Los Angeles crews are addressing numerous downed trees, with potential for more due to forecasted Santa Ana winds later in the week.