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

Atmospheric rivers are a plume of moisture that extend across the Pacific to near Hawaii. When they hit land, they can cause heavy rains and snow. Here’s a look at the phenomenon: ...

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

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

The study, published in the journal Climate Dynamics, found that atmospheric rivers explain the majority of atypical El Nino ...

Atmospheric rivers, also described as "rivers in the sky," cause more than 80 percent of all flooding damage across the West ...

A rain-filled storm called an atmospheric river is sweeping into California this week. The weather phenomenon could bring heavy rain to many parts of the state—including the areas around Los ...

Following a brief lull in the stormy pattern, California residents are on track to be doused by another atmospheric river, AccuWeather meteorologists warn. Through early this week, the drier stretch ...

Heavy rain from the latest atmospheric river triggered flood warnings in several Bay Area counties and evacuations in Santa ...

What's an Atmospheric River ... They occur globally but are especially significant on the West Coast of the United States, where they create 30% to 50% of annual precipitation and are vital ...