The term “atmospheric river” was coined in 1994 and has since quickly gained popularity. But what does it really mean?

An atmospheric river is pounding Northern California with heavy rain and the threat of flooding before heading to Southern California.

An active pattern will continue this week in the West as an atmospheric river will bring more rain and snow to the region. Heavy rain will result in the risk of flooding to parts of Northern and ...

Parts of northern California could see up to a foot of rain, but Phoenix will remain dry and warmer than usual.

Welcome to our mid-season check-in for the Winter 24/25.Overall, it’s been a mixed bag across North America. We’ve seen ...

Colorado's northern mountains are forecast to receive light to moderate snow during the first full week of February.

An atmospheric river originating from near Hawaii known as a 'Pineapple Express,' will send copious amounts of moisture into a large portion of the Northwest and California into the new week, ...

An atmospheric river is moving through the Lake Tahoe and Reno in the following days, but what does that mean?

A warm, wet storm originating in Hawaii will be pulled north toward California bringing heavy rain and localized flood risk.

The Arctic region has shifted from storing carbon dioxide to releasing it into the atmosphere, according to the 2024 Arctic ...

Fire investigators from several agencies work with the Sierra Arson Task Force at a fire in Guinda that left one person dead on Thursday, Jan. 23, 2025. Woodland Fire Department A person was ...