National Weather Service United States Department of Commerce

Stormy weather expected for the Pacific Northwest and Intermountain West

An impressive frontal system will continue moving through the Pacific Northwest and the Intermountain West and slowly make its way south. Behind it very cold Arctic air will follow. Higher elevation snow and moderate rainfall can be expected throughout these regions along with strong winds.
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Current Conditions

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6 Miles W Mount St Helens WA

7 Day Forecast

For More Weather Information:

Portland, OR Local Forecast Office

Today

Rain/Snow Chance for Measurable Precipitation 100%

Rain/Snow

High: 42 °FFalling Temperatures

Tonight

Snow Chance for Measurable Precipitation 100%

Snow

Low: 25 °F

Saturday

Snow Chance for Measurable Precipitation 80%

Snow

High: 27 °F

Saturday
Night

Mostly Clear

Mostly
Clear

Low: 18 °F

Sunday

Breezy

Breezy

High: 28 °F

Sunday
Night

Breezy

Breezy

Low: 26 °F

Monday

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

High: 33 °F

Monday
Night

Slight Chance Snow

Slight Chc
Snow

Low: 26 °F

Tuesday

Slight Chance Snow

Slight Chc
Snow

High: 35 °F

Detailed Forecast

  • Today Rain before 4pm, then rain and snow. Temperature rising to near 42 by 11am, then falling to around 36 during the remainder of the day. West southwest wind 16 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. Total daytime snow accumulation of around an inch possible.
  • Tonight Snow showers. Low around 25. West wind 15 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
  • Saturday Snow showers. High near 27. West southwest wind 8 to 10 mph becoming north northwest in the afternoon. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
  • Saturday Night Mostly clear, with a low around 18. Wind chill values as low as zero. Northeast wind 15 to 20 mph becoming east southeast in the evening. Winds could gust as high as 31 mph.
  • Sunday Sunny, with a high near 28. Breezy, with an east southeast wind around 26 mph, with gusts as high as 43 mph.
  • Sunday Night Partly cloudy, with a low around 26. Breezy.
  • Monday A 30 percent chance of snow. Mostly cloudy, with a high near 33. Little or no snow accumulation expected.
  • Monday Night A slight chance of snow. Mostly cloudy, with a low around 26.
  • Tuesday A slight chance of snow showers. Partly sunny, with a high near 35.
  • Tuesday Night Mostly cloudy, with a low around 30.
  • Wednesday A slight chance of showers. Mostly cloudy, with a high near 37.
  • Wednesday Night A chance of rain. Cloudy, with a low around 32.
  • Thursday A chance of rain. Mostly cloudy, with a high near 37.