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

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

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

Days after an atmospheric river brought record-setting rainfall to California, the state is in the crosshairs of another ...

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

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

An atmospheric river is forecast to bring torrential rain to California this week, threatening parts of the state with flash floods and mudslides.

An atmospheric river event is forecast to rainfall, snow, and the potential for flooding to parts of California this week.

Southern California's strongest atmospheric river storm of the winter is arriving Thursday, and it's expected to bring significant flooding to roads and a high risk of landslides. Here's what you need ...

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

Weather balloons and “hurricane hunter” planes aid the science of understanding California’s atmospheric rivers.

Rain has begun to fall in San Luis Obispo County as it braces for an atmospheric river-fueled storm that is slated to bring ...