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

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

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

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

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

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

A powerful storm called a bomb cyclone downed trees in parts of the Pacific Northwest on Tuesday. It later combined with ...

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

Nearly 600,000 customers were without power in the Pacific Northwest on Wednesday as a bomb cyclone unleashed strong winds ...

A “once in a decade” bomb cyclone pummeled the Pacific Northwest on early Wednesday, with southern Canada and Washington, ...

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

The Pacific Northwest has been bombarded with powerful winter storms this week. Is the bomb cyclone responsible for Iowa's ...