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Forecasters said a final round of rain, snow and high winds were targeting the Pacific Northwest and Northern California ...

In recent years, "atmospheric river" has become used much more frequently in scientific papers and in media coverage.

Donald Trump has been elected the 47th president of the United States, NBC News projects — overcoming polls, prosecutions and ...

Donald Trump has been elected the 47th president of the United States, NBC News projects — overcoming polls, prosecutions and ...

Weather officials are advising that “cool and unsettled” weather will be hovering over Southern California this weekend and ...

A developing storm system forecast to swing off the Oregon and Washington coastline on Friday will add to the region's ...

An atmospheric river is bringing a series of stormy days to the Bay Area with heavy rain, flood risks and strong winds as the ...

Rainy weather is back this weekend, as atmospheric rivers that brought record precipitation to Northern California move south ...

Flash flooding was a big concern for parts of San Francisco. Some streets were literally under water because so much rain ...

Rescuers saved two groups stranded on Mount Shasta during a snowstorm, as avalanche and flood warnings gripped California.

The relentless downpour made travel challenging, particularly for those navigating localized flooded roads and reduced ...