The storm poses significant dangers along the Santa Ana River bottom. "It can be very dangerous. It can sweep people away.

Areas charred by last month's wildfires in Southern California now face a new threat from a powerful, but fast-moving Pacific ...

Street flooding and mudslides, and a weak tornado, were reported across the region as the storm barreled through Thursday evening.

The biggest storm of the winter, packing a firehose of rain across much of California, will trigger flooding, mudslides and road closures that may put lives and property at risk during the latter part ...

NASA scientists used satellite measurements to map out local subsidence and uplift across the Golden State, which plays into ...

For the latest updates on the atmospheric river in California ... The National Weather Service issued a flash flood watch for burn areas in Santa Barbara, Los Angeles, and Ventura counties.

The peak of a severe storm was expected Thursday, with recent burn scar areas under evacuation orders and warnings.

The biggest storm of the winter, packing a firehose of rain across much of California, will trigger flooding ... dry winds known as Sundowner and Santa Ana events earlier this winter, resulted ...