Many atmospheric river events are weak. But the powerful ones can transport extraordinary amounts of moisture. Studies have ...

The final atmospheric river of the week brings much colder air and low snow levels. This storm will bring less valley rain ...

Areas charred by last month's wildfires in Southern California now face a new threat from a powerful, but fast-moving Pacific ...

Heavy precipitation is falling mostly in mountain areas. A flood watch in also in effect for the coast of central California, ...

The remnants of an "atmospheric river" will move across Arizona Friday into the weekend, but most of the river's flow will ...

Another atmospheric river is preparing to take aim at the Bay Area and Central California, bringing “impactful rain,” flash ...