Atmospheric rivers are long and relatively narrow bands of water vapor that form over an ocean. Some get the nickname ...

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

Ahead of the storm’s arrival, officials in Southern California distributed sandbags, prepositioned rescue swimmers and told ...

Investigators have recovered most of the airplane and helicopter from the Potomac River, but continued searching for objects ...

The atmospheric river is being driven by a low pressure system midway between Hawaii and the West Coast, as well as a secondary low-pressure system offshore of the Pacific Northwest. Both are ...

The storm system that cut a path from Kentucky to Maryland and points farther north on Tuesday brought more than 14 inches ...

Two snow and ice storms threatened to roll across the Midwest and East this week. And a third storm could be lurking for next weekend.

A group of scientists from Southern California recently came to the Bay Area to send up a series of weather balloons to help ...

An atmospheric river is expected to bring torrential rain to California this week, threatening parts of the state with flash floods and mudslides.

Investigators will examine pieces of the two aircraft for markings that could reveal the angle of the collision, according to ...

Another atmospheric river is battering Northern California ... Numerous weather alerts remain in place across California, Washington and Oregon. NWS meteorologist Sara Purdue told Newsweek that ...

KOIN 6 Meteorologist Josh Cozart shares Portland's wintry mix, winter cold and sunshine, to an atmospheric river that's ...