According to the National Oceanic and Atmospheric Administration, steam fog forms as cold air moves over warm water. Water evaporates and immediately condenses in the cold air above. Heat from the ...

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

Two ski patrollers were caught in an avalanche Friday after heavy snowfall from a recent atmospheric river triggered a slide ...

A catastrophic and historic flooding event unfolded across portions of four states over the weekend, leading to a levee ...

Areas already devastated by January's California wildfires are now dealing with an atmospheric river, dropping rain and snow.

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

Thursday’s storms followed two days of heavy snow and freezing rain in a swath of the eastern U.S. stretching from Kentucky ...

A powerful, atmospheric river-driven storm is hitting California today, bringing with it heavy rain, strong winds and feet of Sierra snow. The storm, which prompted a lengthy flood advisory for San ...

Our weather teams says Sierra travel is highly discouraged with whiteout conditions at times on Thursday. Instead, you could ...