Atmospheric rivers are a plume of moisture that extend across the Pacific to near Hawaii. When they hit land they can cause ...

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

Weather balloons and “hurricane hunter” planes aid the science of understanding California’s atmospheric rivers.

Days after an atmospheric river brought record-setting rainfall to California, the state is in the crosshairs of another ...

The San Juan Creek in California was flowing uncontrollably on Friday after an atmospheric rain that hit Southern California ...

The weather phenomena are common for California winters, but they could cause dangerous debris flows or mudslides in recently ...

While most people were trying to stay out of the rain on Thursday, a group of researchers was out in the thick of it ...

They can vary greatly in size and strength, however, the average atmospheric river carries an amount of water vapor "roughly equivalent to the average flow of water at the mouth of the Mississippi ...

An atmospheric river is forecast to bring torrential rain to California this week, threatening parts of the state with flash ...