Atmospheric rivers are long and relatively narrow bands of water vapor that form over an ocean and flow through the sky, ...

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

A new atmospheric river will bring a new rainstorm to the Los Angeles area in the middle of the week, forecasters say.

The greater Los Angeles area has long been the subject of intense seismographic monitoring. A network of highly sensitive ...

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

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 ...

A new rain storm is bearing down on California, including fire-ravaged Los Angeles, where residents are bracing for the possibility of mudslides and landslides.

Here's the latest forecast for an upcoming winter storm that forecasters hope could finally lift Los Angeles County from the ...

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

The first storm from the tail end of an atmospheric river brought light to moderate rain throughout the Los Angeles area.