The storms are the latest instance of the atmospheric river phenomenon, which researchers are working to understand better as climate change drives increasingly frequent extreme weather around the ...

Atmospheric rivers are a major factor in extreme rain and snowfall in the West. Atmospheric rivers carry huge amounts of water over thousands of miles. Atmospheric rivers have been in the ...

But they also cause a large share of the state’s levee breaches and debris flows. One atmospheric river can be enough to flood homes, down power lines and wash away hillsides and highways.

A well-known type of atmospheric river is called a "Pineapple Express" because it flows from the Hawaiian Islands. Strong ARs transport water vapor roughly equivalent to 7.5 to 15 times the ...

An atmospheric river is heading for the Bay Area. That's a phrase you'll likely hear during the winter months, but what exactly is an atmospheric river? Here's what you need to know. Think of an ...

Languages: English. This week, the Northwest U.S. will experience significant rainfall and mountain snow as back-to-back storm systems fed by an atmospheric river sweep in from the Pacific Ocean.