A powerful storm has soaked Southern California, prompting flood warnings for millions and knocking out power to thousands in Los Angeles. Heavy rain has raised the risk of flash flooding and debris flows across several counties, as authorities urge residents to remain alert while the storm system moves through the region.

California Storms: Heavy Rains Trigger Flood Warnings

Rescue efforts continue in California after a mega storm wreaked havoc across the American state. Over 400 mudslides have been reported in Los Angeles. This is one of the wettest storms in the region's history. The city has seen more than half the amount of its expected rainfall in matter of 48 hours.

US: Over 400 mudslides reported in Los Angeles, rescue efforts underway

Weather woes don't seem to end for California as the residents battled their ninth successive storm in a three-week period that has brought destructive flooding, heavy snowfalls and killed at least 19.

California battles more rain and snow as Biden declares disaster