How Do Atmospheric Rivers in Washington Work

Washington, Green River

Washington infrastructure begins to fail as atmospheric rivers continue pummeling the state

Several levees have failed, more than a dozen highways are shuttered and one person is dead in Washington state as atmospheric river storms continue to pound the region and test its infrastructure.

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Second levee fails in Washington, forcing more evacuations, as atmospheric river renews flood threat

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Washington floods: What are atmospheric rivers and how they are causing massive flooding

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WA weather: More rain, wind forecast; flood warnings still in effect

Rain showers hit Western Washington Monday morning as another atmospheric river drenches the state.

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Evacuation orders issued in Washington

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Levee breaches in Washington, prompting evacuations, as atmospheric river renews flood threat

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Western Washington braces for another storm as heavy rain threatens more flooding havoc

Dire situations continue to unfold in western Washington as another round of heavy rain is set to sweep across the region following historic flooding last week.

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Flood threat renews, as latest atmospheric river soaks Pacific Northwest after historic inundation

Heavy rains and winds return to western Washington, raising flood concerns once again

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What makes an atmospheric river different from typical Seattle rain?

The wording and definition were changed and refined a bit as atmospheric scientists at MIT studied these storms in the 1970s.

What is an atmospheric river? A hydrologist explains the good and bad of these storms and how they’re changing

(THE CONVERSATION) Along the U.S. West Coast, atmospheric rivers are dreaded for the damage they can cause, but they are also essential to the region’s snowpack and water supply, as Qian Cao, a hydrologist at the University of California, San Diego, explains.

Back-to-back storms push Washington rivers past their limits

John Ryan, KUOW environment reporter, describes how a series of powerful storms overwhelmed Washington's rivers and communities.

Kitsap Sun

Up to 10 inches of rain expected in Washington this week. Where will rain fall? See why

A powerful atmospheric river is set to bring heavy rain and mountain snow to the Pacific Northwest. Parts of Washington and Oregon could see a month's worth of rain in just a few days, raising flood and mudslide concerns. The storm is expected to bring ...

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Local Red Cross volunteers head to Washington following floods

An atmospheric river has threatened to displace up to 100,000 residents in Washington, according to the American Red Cross.

CBS News

Atmospheric river researchers in Marysville begin critical work amid Northern California storm

As a storm moves through Northern California, the real work is just beginning for atmospheric river researchers. "Understanding the storms helps them make the simple decision of do you fill or do you spill," said Douglas Alden, a lead engineer with the ...

Kitsap Sun

Atmospheric river expected to drench West Coast. When and what to expect in Washington

A powerful atmospheric river is set to bring heavy rain, strong winds, and mountain snow to the Pacific Northwest. The storm system also poses a risk of flash flooding and mudslides for parts of California. Some areas of Washington and Oregon could receive ...

Flash flood warning, evacuation notice in Seattle suburbs after levee breach

The flash flood warning was issued due to a levee breach in Tukwila, Washington. An evacuation notice has been issued for the Seattle area after a levee breach prompted a flash flood warning, officials said.