The atmospheric river's effects are expected to last at least through Tuesday, one meteorologist told Newsweek.

Rain is returning this week to the Bay Area – and forecasters are expecting a “potentially major storm system." ...

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Monterey Bay Whale Watch said more than 1,500 dolphins were spotted by the company's scouting boat when it went out to perform a survey.

Biologists found significant blunt-force trauma on the right side of the head of a 3-year-old whale and suspect it was hit by ...

These weather systems aren't rare but bring huge amounts of rainfall which can lead to dangerous landslides and flooding.