An expert at the Scripps Institution of Oceanography explains the weather phenomenon that can wreak havoc across California.

Atmospheric rivers are a plume of moisture that extend across the Pacific to near Hawaii. When they hit land they can cause ...

Many atmospheric river events are weak ... becoming heavy precipitation that falls as rain or snow, according to NOAA. While traditional cold winter storms out of the north Pacific build the ...

An atmospheric river event is forecast to rainfall, snow, and the potential for flooding to parts of California this week.

An atmospheric river — the second to wallop the state ... often leading to "extreme rainfall and floods," NOAA said.

An atmospheric river is bringing heavy rain to most of California from ... Gavin Newsom's office reported on Feb. 2. NOAA: Watch for slick roads, traffic delays on California highways during winter ...

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

Atmospheric rivers are a plume of moisture that extend across the Pacific to near Hawaii. When they hit land, they can cause heavy rains and snow. Here’s a look at the phenomenon: ...