National Weather Service United States Department of Commerce

Heavy rain forecast for Pacific Northwest this week

A cold front moving onshore along the Pacific Northwest and northern California coast will bring heavy rain to the region through the first part of the week. A second cold front expected to move onshore by late Tuesday, bringing additional rain and higher-elevation snow to the region.
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Current Conditions

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3 Miles NNE Mount St Helens WA

7 Day Forecast

For More Weather Information:

Portland, OR Local Forecast Office

This
Afternoon

Rain Chance for Measurable Precipitation 90%

Rain

High: 60 °F

Tonight

Showers Likely Chance for Measurable Precipitation 70%

Showers
Likely

Low: 45 °F

Tuesday

Chance Rain Chance for Measurable Precipitation 40%

Chance
Rain

High: 56 °F

Tuesday
Night

Rain Chance for Measurable Precipitation 100%

Rain

Low: 45 °F

Wednesday

Rain Chance for Measurable Precipitation 100%

Rain

High: 57 °F

Wednesday
Night

Rain Chance for Measurable Precipitation 100%

Rain

Low: 45 °F

Thursday

Rain Chance for Measurable Precipitation 100%

Rain

High: 55 °F

Thursday
Night

Rain

Rain

Low: 42 °F

Friday

Rain Likely

Rain
Likely

High: 60 °F

Detailed Forecast

  • This Afternoon Rain. High near 60. Southwest wind around 10 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Tonight Showers likely. Mostly cloudy, with a low around 45. Southwest wind 7 to 10 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Tuesday A 40 percent chance of rain. Mostly cloudy, with a high near 56. South wind 6 to 8 mph. New precipitation amounts between a tenth and quarter of an inch possible.
  • Tuesday Night Rain, mainly after 11pm. Low around 45. South wind 8 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
  • Wednesday Rain. High near 57. Breezy, with a south wind around 23 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
  • Wednesday Night Rain. Low around 45. Chance of precipitation is 100%.
  • Thursday Rain. High near 55. Chance of precipitation is 100%.
  • Thursday Night Rain. Cloudy, with a low around 42.
  • Friday Rain likely. Cloudy, with a high near 60.
  • Friday Night Rain likely. Cloudy, with a low around 45.
  • Saturday A chance of showers. Mostly cloudy, with a high near 63.
  • Saturday Night Showers likely. Cloudy, with a low around 42.
  • Sunday Showers likely. Cloudy, with a high near 58.