‘Atmospheric river’ threatens Pacific Northwest

The Pacific Northwest is bracing for what meteorologists call an “atmospheric river,” a stream of water vapor that will arrive from the Pacific Ocean on Sunday night and bring heavy rain and flooding through. Wednesday.

Dustin Guy, a meteorologist at the National Weather Service in Seattle, said the effects of the storm system are likely in the mountains of northern Oregon and western Washington, where up to 7 inches of rain is possible. flooded the rivers flowing out of the mountains.

“Such amounts of water combined with fairly high amounts of snow can boost our rivers dramatically,” said Guy.

It was too early on Sunday afternoon to know which rivers could be most likely to flood, so the Weather Service has yet to post any flood warnings, Mr Guy said.

Parts of Oregon and Western Washington are being warned for winter weather as heavy rain is expected from Sunday night through Tuesday morning, according to the report. Weather Service in Seattle. Lighter rainfall is forecast through Wednesday, with flooding likely to begin late Monday or Tuesday.

High winds and “energetic ocean waves” were expected along the coast, according to Weather Service in Portland, Ore.

“You all think winter is over, don’t you?” Seattle Weather Service said on Twitter on Sunday morning. “No, it is not.”

It is “certainly not unprecedented” to have an atmospheric river in the West at this time of year, with the end of the rainy season just a few weeks away, Mr Guy said.

According to National Oceanic and Atmospheric Administration.

Think of it as “a long strip of moist air headed right at us,” says Guy.

This week’s atmospheric river will be at least the second to hit the western United States in the past few months.

In October, one Atmospheric river converging with a bomb vortex to cause heavy rains in the San Francisco Bay Area. About 100,000 customers lost power due to landslides and dangerous road conditions were reported in areas across Northern California.

https://www.nytimes.com/2022/02/27/us/atmospheric-river-pacific-northwest.html ‘Atmospheric river’ threatens Pacific Northwest

Fry Electronics Team

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