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

Ahead of the storm’s arrival, officials in Southern California distributed sandbags, prepositioned rescue swimmers and told ...

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

Southern California will get drenched Thursday after an atmospheric river made its way into the region. With possible mud and ...

A new atmospheric river is bearing down on California, including fire-ravaged Los Angeles, where residents are bracing for ...

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

An atmospheric river was set to begin pummeling Southern California with heavy rain on Thursday, prompting evacuations and ...

In the Los Angeles area, the burn scars that carry the highest risk are those from the Eaton and Palisades fires from January ...