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

Overnight

Rain Chance for Measurable Precipitation 100%

Rain

Low: 41 °F

Friday

Rain/Snow Chance for Measurable Precipitation 100%

Rain/Snow

High: 41 °FFalling Temperatures

Friday
Night

Snow Chance for Measurable Precipitation 100%

Snow

Low: 25 °F

Saturday

Snow Likely Chance for Measurable Precipitation 70%

Snow
Likely

High: 27 °F

Saturday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 18 °F

Sunday

Breezy

Breezy

High: 28 °F

Sunday
Night

Breezy

Breezy

Low: 26 °F

Monday

Slight Chance Snow

Slight Chc
Snow

High: 33 °F

Monday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 26 °F

Detailed Forecast

  • Overnight Rain. Low around 41. South southwest wind around 15 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Friday Rain before 4pm, then rain and snow. Temperature falling to around 33 by 5pm. West southwest wind 16 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
  • Friday Night 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 likely, mainly before 4pm. Mostly cloudy, then gradually becoming sunny, with a high near 27. West northwest wind 8 to 10 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
  • Saturday Night A 20 percent chance of snow showers before 10pm. Mostly clear, with a low around 18. 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.
  • Sunday Night Mostly cloudy, with a low around 26. Breezy.
  • Monday A slight chance of snow. Cloudy, with a high near 33.
  • Monday Night Mostly cloudy, with a low around 26.
  • Tuesday Partly sunny, with a high near 35.
  • Tuesday Night Mostly cloudy, with a low around 30.
  • Wednesday 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.