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

A pineapple express is a type of strong atmospheric river that carries moisture toward the western U.S., bringing the risk of ...

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

The wet weather fueled by an atmospheric river represents an about-face after a dry January helped ignite fires that ...

At atmospheric river continues to slam portions of California Tuesday, with multiple inches of rain expected until Wednesday ...