A powerful atmospheric river-fueled storm lashing the Pacific Northwest left Northern California under a high risk for excessive rainfall and southern Oregon under moderate risk on Thursday night.

One of California's largest reservoirs is on track to reach capacity for the third year in a row, a first-ever milestone.

Forecasters note that Northern California typically experiences about six strong ... the most severe category. Only one of ...

In response to a storm system earlier this year, California Governor Gavin Newsom pre-deployed thousands of emergency personnel and equipment across Northern and Central California, including ...

When a bomb cyclone meets an atmospheric river, the result is like an out ... The second of back-to-back atmospheric rivers drenched Northern California on Sunday, flooding roads, knocking ...

Atmospheric river storms are drought busters in California, dumping huge amounts of rain in narrow corridors within short periods of time. The ongoing storm slamming Los Angeles, the nation's ...

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Forecasters note that Northern California typically experiences ... Only one of the atmospheric river events to strike Southern California was rated as moderate, which still caused significant ...