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AccuWeather

Atmospheric river on the way for the Pacific Northwest

AccuWeather · New
AccuWeather
AccuWeather
New

From Oct. 23-25, moisture will be streaming into Oregon and Washington from the Pacific.

Breakdown
  • Recent storms have increased mountain snowpack in the Northwest. 6s
  • A break in the weather will bring warmer, drier conditions before the next system arrives. 17s
  • Showers are expected to return north of Seattle ahead of the atmospheric river event. 28s
  • The atmospheric river will mainly bring rain, with snow limited to very high elevations. 37s
  • 2 to 4 inches of rain are forecast for west-facing slopes, with 1 to 2 inches along the I-5 corridor, raising the risk of flash flooding. 44s
Weather