The bomb cyclone affecting California, Oregon and Washington this week is disrupting air travel. Here's what to know if ...

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

In fact, a bomb cyclone, as well as an atmospheric river, is supposed to hit the San Francisco Bay Area, and so we thought we ...

An atmospheric river is a flowing column of condensed water vapor responsible for producing significant levels of rain and ...

The Bay Area and Northern California awoke Wednesday to the arrival of a storm fueled by a strong atmospheric river and ...

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

A new storm strengthening just off the Northwest coast could bring additional damage to the region following a historically ...

The start to the holiday season's gatherings and good cheer can be spoiled when Mother Nature gets ugly. Check out these ...

SEATTLE (AP) — A major storm swept across the northwest U.S., battering the region with strong winds and rain, causing ...

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