National Weather Service United States Department of Commerce

Heavy rain and mountain snow across the northwestern U.S. this weekend

A Pacific storm system will continue to impact the West Coast through Sunday. Heavy rainfall could lead to flash flooding, river and small stream flooding, as well as mudslides and debris flows, especially over burn scars. At higher elevations, strong winds and heavy snowfall, with accumulations of 1 to 3 feet, could result in hazardous travel through mountain passes.
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Current Conditions

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5 Miles WSW Necanicum OR

7 Day Forecast

For More Weather Information:

Portland, OR Local Forecast Office

Tonight

Rain Chance for Measurable Precipitation 100%

Rain

Low: 50 °F

Sunday

Rain Chance for Measurable Precipitation 100%

Rain

High: 52 °FFalling Temperatures

Sunday
Night

Rain Likely Chance for Measurable Precipitation 70%

Rain
Likely

Low: 44 °F

Monday

Chance Rain Chance for Measurable Precipitation 30%

Chance
Rain

High: 50 °F

Monday
Night

Chance Rain Chance for Measurable Precipitation 30%

Chance
Rain

Low: 43 °F

Tuesday

Rain Likely Chance for Measurable Precipitation 60%

Rain
Likely

High: 49 °F

Tuesday
Night

Rain Likely Chance for Measurable Precipitation 60%

Rain
Likely

Low: 38 °F

Wednesday

Rain Likely

Rain
Likely

High: 44 °F

Wednesday
Night

Chance Rain/Snow

Chance
Rain/Snow

Low: 34 °F

Detailed Forecast

  • Tonight Rain. Low around 50. Breezy, with a west southwest wind 18 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
  • Sunday Rain. Temperature falling to around 48 by 5pm. West wind 16 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
  • Sunday Night Rain likely, mainly before 4am. Mostly cloudy, with a low around 44. West northwest wind 9 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Monday A 30 percent chance of rain, mainly before 10am. Mostly cloudy, with a high near 50. West northwest wind around 6 mph becoming light and variable in the morning.
  • Monday Night A 30 percent chance of rain, mainly after 10pm. Mostly cloudy, with a low around 43. South southeast wind around 7 mph.
  • Tuesday Rain likely, mainly after 10am. Cloudy, with a high near 49. Chance of precipitation is 60%.
  • Tuesday Night Rain likely. Cloudy, with a low around 38. Chance of precipitation is 60%.
  • Wednesday Rain likely. Cloudy, with a high near 44.
  • Wednesday Night A chance of rain and snow showers. Mostly cloudy, with a low around 34.
  • Christmas Day A slight chance of showers. Partly sunny, with a high near 43.
  • Thursday Night Mostly cloudy, with a low around 33.
  • Friday Partly sunny, with a high near 43.
  • Friday Night A slight chance of rain. Mostly cloudy, with a low around 34.
  • Saturday A chance of rain. Partly sunny, with a high near 42.