A new atmospheric river is slamming California, including fire-ravaged Los Angeles, where residents are bracing for the possibility of mudslides and landslides.

Officials are grappling with the aftermath of the atmospheric river which caused mudslides and floods, especially in areas ...

Debris flows brought on by the strongest atmospheric river of the season swept a car off a southern California highway and into the ocean and left roads submerged in sludge.

While most look for ways to avoid the steady rain falling from atmospheric rivers, some take advantage of the unwieldy ...

An atmospheric river has arrived in the Bay Area, with moderate to heavy rain expected to continue, along with increasing winds and thunderstorm chances.

Snow and ice in whiteout conditions contributed to as many as 30 cars involved in a pileup on a major highway connecting ...

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

Atmospheric rivers are long and relatively narrow bands of water vapor that form over an ocean and flow through the sky, transporting much of the moisture from the tropics to northern latitudes.

A storm system bore down Tuesday on the mid-Atlantic states, covering roads with snow and ice and leading to school closures and worries about possible power outages.

A long-duration atmospheric river is set to bring moderate to heavy rain in northern and central parts of California, but ...