National Weather Service United States Department of Commerce

Active pattern for the Pacific Northwest this week while a coastal low takes aim on the Northeast later this week

Thunderstorms with heavy rainfall is forecast to bring 5 to 7 inches of rainfall, with localized heavier amounts, to the Pacific Northwest throughout the week. Across the higher mountain elevations, measurable snow is likely. The Northeast will also be the focus of showers and thunderstorms beginning mid-week as a coastal low meanders of the Mid-Atlantic coast.
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Current Conditions

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4 Miles SW Lolo Pass OR

7 Day Forecast

For More Weather Information:

Portland, OR Local Forecast Office

Tonight

Showers Likely Chance for Measurable Precipitation 70%

Showers
Likely

Low: 46 °F

Tuesday

Chance Rain Chance for Measurable Precipitation 40%

Chance
Rain

High: 54 °F

Tuesday
Night

Rain Chance for Measurable Precipitation 100%

Rain

Low: 46 °F

Wednesday

Rain Chance for Measurable Precipitation 100%

Rain

High: 56 °F

Wednesday
Night

Rain Chance for Measurable Precipitation 100%

Rain

Low: 48 °F

Thursday

Rain Chance for Measurable Precipitation 100%

Rain

High: 54 °F

Thursday
Night

Showers Chance for Measurable Precipitation 80%

Showers

Low: 46 °F

Friday

Rain Likely

Rain
Likely

High: 54 °F

Friday
Night

Rain Likely

Rain
Likely

Low: 45 °F

Detailed Forecast

  • Tonight Showers likely, mainly before 11pm. Mostly cloudy, with a low around 46. West southwest wind 7 to 10 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
  • Tuesday A 40 percent chance of rain, mainly before 11am. Mostly cloudy, with a high near 54. Southwest wind around 9 mph. New precipitation amounts of less than a tenth of an inch possible.
  • Tuesday Night Rain, mainly after 11pm. Low around 46. South wind around 8 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
  • Wednesday Rain. High near 56. South southwest wind around 9 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
  • Wednesday Night Rain. Low around 48. Southwest wind 5 to 8 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
  • Thursday Rain. High near 54. Chance of precipitation is 100%.
  • Thursday Night Showers. Low around 46. Chance of precipitation is 80%.
  • Friday Rain likely. Cloudy, with a high near 54.
  • Friday Night Rain likely. Mostly cloudy, with a low around 45.
  • Saturday A chance of showers. Mostly cloudy, with a high near 60.
  • Saturday Night Showers likely. Cloudy, with a low around 43.
  • Sunday Showers likely. Mostly cloudy, with a high near 57.
  • Sunday Night A chance of showers. Mostly cloudy, with a low around 41.
  • Monday A chance of showers. Partly sunny, with a high near 55.