Over a month’s worth of rain, hurricane-force wind gusts and feet of mountain snow are coming to parts of the Pacific Northwest and Northern California.

A massive plume of moisture from the Pacific called an atmospheric river will hit the West Coast on Tuesday afternoon and last into Friday.

As the strong atmospheric river approaches California and the Pacific Northwest, the National Weather Service warns of excessive rainfall beginning Tuesday.

It may be sunny skies Tuesday, but an atmospheric river, supercharged through "bombogenesis," is about to hit the Bay Area. The weather phenomenon is barreling toward the West Coast and has plans to stick around Northern California for days,

An intense mid-latitude cyclone taking aim at the West Coast of the United States this week, ushering a strong atmospheric river into Oregon and California. This low-pressure system is going through bombogenesis,

A powerful storm is bearing down on the West Coast and bringing with it a scary-sounding weather term - bomb cyclone. Bomb cyclone is a term used by weather enthusiasts to describe a process that meteorologists usually call bombogenesis.

Local officials across the West Coast are bracing for flash floods, power outages, and possible blizzards at high altitudes after announcing heavy rain from Nov. 19 to Nov. 22. Powerful winds also raise concerns about the increased risk of wildfires.

A powerful winter storm brewing near the Pacific Northwest known as a bomb cyclone is dragging an atmospheric river.

Starting Tuesday, the Pacific Northwest could get at least 6 inches of rain, with 20-plus inches possible in the mountains. Strong winds could cause power outages.