National Weather Service United States Department of Commerce

Rainfall and mountain snow will continue across the western U.S. into Monday

Heavy precipitation along the west coast will persist with a focus along the Coastal Ranges and Cascades. While not nearly as impressive as recent days, the forecast suggests another 1 to 3 inches of rainfall is possible across this region. Farther inland, moderate to heavy snow is likely over the Wasatch and Colorado Rockies with 1 to 2 foot amounts possible through Monday.
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Current Conditions

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13 Miles NNE Mount St Helens WA

7 Day Forecast

For More Weather Information:

Portland, OR Local Forecast Office

Today

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

High: 39 °F

Tonight

Chance Rain Chance for Measurable Precipitation 50%

Chance
Rain

Low: 36 °F

Tuesday

Rain Likely Chance for Measurable Precipitation 60%

Rain
Likely

High: 41 °F

Tuesday
Night

Rain Chance for Measurable Precipitation 80%

Rain

Low: 33 °F

Wednesday

Snow Chance for Measurable Precipitation 90%

Snow

High: 33 °F

Wednesday
Night

Snow Chance for Measurable Precipitation 80%

Snow

Low: 25 °F

Christmas
Day

Snow Likely Chance for Measurable Precipitation 60%

Snow
Likely

High: 28 °F

Thursday
Night

Chance Snow

Chance
Snow

Low: 26 °F

Friday

Chance Snow

Chance
Snow

High: 32 °F

Detailed Forecast

  • Today A 30 percent chance of snow before 10am. Mostly cloudy, with a high near 39. West wind 11 to 16 mph becoming light west northwest in the morning. Winds could gust as high as 21 mph. Little or no snow accumulation expected.
  • Tonight A 50 percent chance of rain after 10pm. Mostly cloudy, with a low around 36. South southwest wind 5 to 9 mph.
  • Tuesday Rain likely. Cloudy, with a high near 41. Breezy, with a west southwest wind 15 to 22 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Tuesday Night Rain. Low around 33. Southwest wind 18 to 21 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
  • Wednesday Snow. High near 33. South wind 13 to 18 mph decreasing to 5 to 10 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
  • Wednesday Night Snow showers. Low around 25. Blustery. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
  • Christmas Day Snow showers likely. Mostly cloudy, with a high near 28. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
  • Thursday Night A chance of snow showers. Mostly cloudy, with a low around 26.
  • Friday A chance of snow showers. Mostly cloudy, with a high near 32.
  • Friday Night A chance of snow. Mostly cloudy, with a low around 31. Breezy.
  • Saturday A chance of snow. Mostly cloudy, with a high near 34.
  • Saturday Night A chance of snow showers. Mostly cloudy, with a low around 28.
  • Sunday A chance of snow showers. Mostly cloudy, with a high near 31.