The first bomb cyclone hit earlier in the week, and was blamed for two deaths in Washington. Photos of the damage showed cars ...

"The average atmospheric river carries an amount of water vapor roughly equivalent to the average flow of water at the mouth ...

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

With millions of people preparing to travel for the Thanksgiving holiday, two strong storm systems are bringing high winds, ...

A bomb cyclone occurs when a storm's pressure drops quickly, which intensifies the storm and ramps up wind gusts. Atmospheric ...

An atmospheric river is a narrow band of wind that carries immense plumes of moisture, spanning hundreds or even thousands of ...

The first major storm of the season brought rain, snow and damaging winds to the California-Oregon region. Follow live ...

On Sunday, the National Weather Service issued a hydrologic outlook for much of Northwest Oregon and Southwest Washington.

A pair of back-to-back storms were forecast to dump heavy snow and rain over parts of the Pacific Northwest, northern ...

A bomb cyclone is pummeling the Pacific Northwest. The bomb cyclone in the Pacific Northwest is about to pull in a plume of moisture in the form of an atmospheric river. Atmospheric rivers are ...

The Northwest is bracing for a strong storm ... Weather Service says is the first major storm of the season. An atmospheric river and bomb cyclone are what make this storm so powerful — but ...