A second bomb cyclone is forming over the Pacific Ocean on Thursday that will re-launch a strong atmospheric river into the ...

First responders on the Oregon Coast are urging people to remain cautious as pounding rain and high winds hit communities ...

An atmospheric river dumping rain across Northern California and several feet of snow in the Sierras was making its way ...

A bomb cyclone fueled by an atmospheric river will swing by the Pacific Northwest this week, bringing heavy rain and snow to ...

Essentially a "winter hurricane," a bomb cyclone occurs when a storm rapidly intensifies, and its central barometric pressure ...

A bomb cyclone occurs when cold and warm air collide over the ocean, dropping the pressure at a rapid rate and creating ...

In northern California, flood and high wind watches were in effect, with up to 8 inches (20 centimeters) of rain predicted ...

A series of storms fueled by an atmospheric river is taking aim at the Bay Area, intensified by a so-called "bomb cyclone" ...

Northern California and the Pacific Northwest residents on Tuesday were bracing for the strongest atmospheric river storm ...

The Pacific Northwest’s bomb cyclone is on the move as rain and wind slows Wednesday around the Portland, Vancouver area.

By the time it reaches Long Beach, only light rain is expected to arrive on Saturday morning and remain through the afternoon ...