The West Coast's rainy season has arrived in force, as an atmospheric river carrying moisture from the tropics joins a bomb cyclone off the Pacific Northwest coast. Heavy, wet snow began falling ...

A "bomb cyclone" and an "atmospheric river" are poised to deliver intense weather to the West Coast of the U.S. this week, bringing heavy rain, snow and strong winds, according to forecasters.

due in part to an atmospheric river and developing bomb cyclone. Ski resort operators in the Northeast watched their snow turn to mush with a deluge of rain and unseasonably high temperatures ...

KOIN 6 Meteorologist Josh Cozart explains the trifecta of events happening over the Pacific Ocean this week and the impacts it will have on the Portland area. KOIN 6 Meteorologist Josh Cozart ...

When a bomb cyclone meets an atmospheric river, the result is like an out-of-control fire hose A powerful storm hitting the West Coast combines these weather phenomena for a wet week in many areas.

Powerful bomb cyclone to hit the West Coast As the strong atmospheric river approaches California and the Pacific Northwest, the National Weather Service warns of excessive rainfall beginning Tuesday.

The Weather Prediction Center issued excessive rainfall risks through Friday, and hurricane-force wind warnings were in effect as the strongest atmospheric ... a '' bomb cyclone,'' which occurs ...