A slow-moving storm is dumping more rain on an already saturated Southern California Friday, prompting debris flow concerns and flooding a major Los Angeles freeway. The heaviest rain is forecast during the morning hours as the first of two systems moves slowly over the region,

Water flooded the parking lot of a shopping mall in Glendale, California, as powerful winter storm swept southern California on Christmas Eve.Video filmed by Roger Justin Caffier at Glendale Galleria shows water cascading down a flight of stairs onto a completely inundated parking area.

The National Weather Service said two more impulses will move through the area with the potential for flooding in the burn scar areas.

The third and final round of a holiday storm has arrived in Southern California, bringing the continued threat of flooding, and mud and debris flow.

This could be one of the stormiest Christmases in recent memory. There's an 80% chance downtown Los Angeles will get 2 or more inches of rain Tuesday through Christmas.

Southern California is still in the midst of a powerful atmospheric river that’s been dumping heavy rain across the region since Christmas Eve — and even more rain is in the forecast. “Looks