A "strong atmospheric river" could bring more rain and mountain snow to the Northwest, according to forecasters.

Southern California is bracing for heavy rain, gusty winds and cooler temperatures as a Pacific storm, fed by an atmospheric ...

Just how many rivers are there in the United States? Based on this map, a hell of a lot more than you might think. Nelson Minar put this wonderful map together. He put all the data the files he used ...

A strong atmospheric river is bringing impacts across California, including flooding rain to Los Angeles later this week.

CORRECTION: This story has been updated to reflect the average amount of water used by California families, about one-third of an acre-foot, based on a statewide average. California, Arizona and ...