Rep. George Whitesides (CA-27) introduced the Improving Atmospheric River Forecasts Act with Reps. Jay Obernolte (CA-23), ...

An atmospheric river scale that assesses the strength and impacts of atmospheric rivers, from 1 to 5, was developed by F. Martin Ralph, ...

A stronger atmospheric river is set to hit Northern California on Monday and then hit L.A. County on Tuesday, aiding hopes of helping end a devastating fire season.

In January, atmospheric rivers brought a parade of deadly storms that unleashed heavy rain, flooding and mudslides in California. Satellite view of an atmospheric river approaching the US West ...

The term “atmospheric river” is heard most often during heavy rain events that typically lead to flooding, but this weather phenomenon is so much more than that. Here’s what you should know ...

As the aircraft approached the atmospheric river, two crew members removed shiny silver wrapping from the first of dozens of cylinders. Each measured 16 inches long and nearly 3 inches wide and ...

In recent years, "atmospheric river" has become used much more frequently in scientific papers and in media coverage. According to experts who study climate and weather, a few reasons may explain why.

An atmospheric river is a plume of moisture, or water vapor, that moves from the tropics and is dumped over a region as heavy rain or snow. Atmospheric rivers are narrow bands that tend to occur ...

Atmospheric rivers play a major role in how the West Coast gets its water. Some of the rivers carry as much as 10.5 trillion gallons of water each day.

An atmospheric river gets a rating of AR-1 to AR-5 based on the amount of moisture and the duration of the event with AR-1 being the weakest and least threatening. 6.