More severe weather is forecast for an already soaked California, raising risk of additional mudslides and debris flows.

Rain and strong winds continue to impact parts of California as an active storm pattern brings flooding concerns, power outages and hazardous travel.

AccuWeather meteorologist Brandon Buckingham said: "The fast-moving runoff can pick up rocks, mud, ash and debris, quickly turning into a debris flow that can race downhill with little warning, taking out homes, vehicles and roads along the way.”

A strong atmospheric river returns to Northern California for the holiday bringing a multitude of weather issues.

On Christmas Day, torrential rain in Southern California set new records in Los Angeles, Burbank and Santa Barbara, forecasters say.

An intense thunderstorm system brought rain and lightning to California's Coachella Valley. Dry lightning from these storms can spark wildfires, especially when vegetation is parched. Lightning is always dangerous, as the electrical discharge can travel ...

Follow atmospheric river storm impacts with interactive radar and see the latest traffic conditions and rain totals.

A California storm on Christmas Eve caused flooding and mudslides, and prompted evacuations, power outages, and travel warnings as heavy rains hit the region.