A powerful atmospheric river storm is pounding parts of California with torrential rain, strong winds and snow and leading to ...

A new study finds that atmospheric rivers — the heavy rain and wind events most known for dousing California and other parts of the West — have been getting bigger, wetter and more frequent in the ...

The storm expected to hit Southern California on Wednesday could wreak havoc in those same areas devastated by wildfires in January.

A measure to ban geoengineering in Arizona has been amended to allow cloud seeding, which has been under study for years.

The atmospheric river is expected to continue in the Pacific Northwest and into the northern Rocky Mountains through Tuesday, according to the National Weather Service’s website, with “heavy ...

Meteorologist Cliff Mass says the Seattle area will be hit with a “significant atmospheric river event,” bringing especially heavy precipitation to the mountains and South Sound areas through ...

An atmospheric river is forecast to bring 1 to 2 inches of rain in the Willamette Valley and 3 to 5 inches in the surrounding mountains with warm temperatures that will also lead to snowmelt.

The Seattle area will be soaked with up to an inch of rain by Monday as an atmospheric river settles over Western Washington. Gusty winds will accompany it for good measure. The Cascade and ...

PORTLAND, Ore. (KOIN) — The highly anticipated atmospheric river arrives in Portland on Saturday afternoon and continues through the start of next week. A relatively dry start to Saturday will ...

A soggy weather phenomenon known as an "atmospheric river" will be responsible for the warm and continuous rainfall. This long, narrow plume of moisture stretches all the way back into the sub ...

An atmospheric river will bring periods of heavy rainfall and wind over parts of western Washington through Tuesday, according to the National Weather Service. Rainfall will be heaviest over the ...