Forecasters have warned that with the ground already soaked it will take less rain now to trigger significant damage.

National Oceanic and Atmospheric Administration data highlights precipitation in Southern California and the Sierra.

NWS flood alerts span large portions of California on Friday after an atmospheric river system hit the area over Christmas.

More than 122 million Americans are expected to travel at least 50 miles for Christmas and New Year's holidays this year.

Los Angeles County officials released an interactive map of evacuation warnings as a storm moves through Southern California.

The passage of Proposition 50, which redrew California’s congressional map, means that all of the state’s conservative north ...

A powerful storm continues to batter California, triggering mudslides, severe flooding and multiple evacuations. It’s a ...

The National Weather Service (NWS) issued "life-threatening" flash flood warnings for parts of Southern California.

FILE: Pre-holiday traffic moves slowly on Interstate 15 through the Cajon Pass, the primary route between Los Angeles and Las ...

There were more than two dozen outages as of the morning of Dec. 24. An outage map shows restorations are expected to occur ...

The atmospheric river storm is likely to cause a slew of hazards this week across California, including urban flooding, downed trees, outages and travel delays.

After days of ominous forecasts and warnings, a holiday storm with the potential to bring several inches of rain and flooding ...