Atmospheric rivers are a plume of moisture that extend across the Pacific to near Hawaii. When they hit land they can cause ...

An atmospheric river is expected to hit California later this week, bringing heavy rain and wind to much of the state.

An expert at the Scripps Institution of Oceanography explains the weather phenomenon that can wreak havoc across California.

Thursday’s atmospheric river storm brought intense rain and winds to much of the region, causing evacuations in the Santa ...

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

The weather phenomena are common for California winters, but they could cause dangerous debris flows or mudslides in recently ...