A bomb cyclone slammed the Pacific Northwest earlier this week, causing widespread power outages. Here's what it looked like ...

The rapid drop in pressure allows the dynamics of the storm system to intensify rapidly and strengthen. Recently, on Tuesday, ...

A developing storm system forecast to swing off the Oregon and Washington coastline on Friday will add to the region's ...

Behold, the majesty and terrifying power of the extratropical cyclone that swept over the Pacific Northwest this week.

Forecasters said a final round of rain, snow and high winds were targeting the Pacific Northwest and Northern California ...

A bomb cyclone, or a severe winter storm, has hit the Pacific Northwest, bringing heavy rain and winds to northern California ...

A powerful bomb cyclone is taking aim at the Pacific Northwest and northern California with hurricane force winds forecast to ...

Here’s everything you need to know about the deadly winter storm bringing high winds, heavy rain, and snow to the Pacific ...

Residents and businesses in the Northwest U.S. were left without power after a deadly "bomb cyclone" storm knocked down trees ...

A powerful extratropical cyclone struck the Pacific Northwest, leading to widespread damage and leaving nearly 600,000 ...

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

Bomb cyclones form when a storm's atmospheric pressure drops sharply within 24 hours in a process called bombogenesis.