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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5 Miles NE Mount St Helens WA

7 Day Forecast

For More Weather Information:

Portland, OR Local Forecast Office

Overnight

Rain/Snow Chance for Measurable Precipitation 90%

Rain/Snow

Low: 39 °F

Monday

Chance Rain/Snow Chance for Measurable Precipitation 30%

Chance
Rain/Snow

High: 41 °F

Monday
Night

Chance Rain Chance for Measurable Precipitation 40%

Chance
Rain

Low: 36 °F

Tuesday

Rain Likely Chance for Measurable Precipitation 60%

Rain
Likely

High: 43 °F

Tuesday
Night

Rain Chance for Measurable Precipitation 80%

Rain

Low: 34 °F

Wednesday

Rain/Snow Chance for Measurable Precipitation 90%

Rain/Snow

High: 37 °F

Wednesday
Night

Snow Likely Chance for Measurable Precipitation 70%

Snow
Likely

Low: 27 °F

Christmas
Day

Chance Snow

Chance
Snow

High: 33 °F

Thursday
Night

Chance Snow

Chance
Snow

Low: 27 °F

Detailed Forecast

  • Overnight Rain and snow before 4am, then a chance of snow. Low around 39. West wind around 9 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
  • Monday A chance of snow before 10am, then a slight chance of rain. Mostly cloudy, with a high near 41. West northwest wind 5 to 10 mph becoming light in the morning. Chance of precipitation is 30%. Little or no snow accumulation expected.
  • Monday Night A 40 percent chance of rain. Mostly cloudy, with a low around 36. Calm wind becoming south southeast around 6 mph after midnight. New precipitation amounts of less than a tenth of an inch possible.
  • Tuesday Rain likely, mainly after 10am. Mostly cloudy, with a high near 43. Southwest wind around 8 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Tuesday Night Rain. Low around 34. Southwest wind 7 to 13 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
  • Wednesday Rain and snow, becoming all snow after 10am. High near 37. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
  • Wednesday Night Snow showers likely. Mostly cloudy, with a low around 27. Breezy. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
  • Christmas Day A chance of snow showers. Mostly cloudy, with a high near 33.
  • Thursday Night A chance of snow showers. Mostly cloudy, with a low around 27.
  • Friday A chance of snow showers. Partly sunny, with a high near 35.
  • Friday Night Mostly cloudy, with a low around 26.
  • Saturday A chance of snow showers. Partly sunny, with a high near 36.
  • Saturday Night A chance of snow showers. Mostly cloudy, with a low around 27.
  • Sunday A chance of snow showers. Partly sunny, with a high near 35.