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

Northern California and the Pacific Northwest are bracing for what is expected to be a powerful storm from Tuesday to Friday.

The heaviest rain seems to be targeting Northern California, where there will be widespread rain totals of at least five to ...

A Pacific storm is undergoing what meteorologists call bombogenesis while also hauling in an atmospheric river of moisture.

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

A powerful bomb cyclone is set to blast the West Coast with 70 mph winds and up to two feet of snow, causing havoc for ...

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

A powerful bomb cyclone associated with a major atmospheric river is forecast to drench the West Coast, from Washington to ...

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

A strong low-pressure system off the Pacific Coast will make landfall Tuesday, bringing with it high-speed gusts and perhaps ...

A likely "bomb cyclone" headed toward California and Oregon will bring high winds and heavy rains to the West Coast Tuesday ...