Since Monday, a series of storms has drenched much of California and dumped feet of snow in the Sierra. It's led to a deadly avalanche in the Sierra and a person dying in San Bernardino County when they were swept away in fast moving waters.

California was walloped Monday by a powerful winter storm carrying treacherous thunderstorms, high winds and heavy snow in mountain areas. Millions of Los Angeles County residents faced flash flood warnings as rain pounded the region and people in some areas scarred by last year’s devastating wildfires were under an evacuation warning through Tuesday because of the potential for mud and debris flows.

Widespread storms led to significant snow and difficult travel in the Sierra Nevada and heavy rain in Southern California.

A powerful winter storm system is battering California Tuesday (February 17) with flooding rains and heavy mountain snow after Monday's deluge shattered rainfall records across the state. The storm has triggered flash flood warnings for millions of residents as a plume of moisture from the Pacific Ocean pushed inland,