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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18 Miles E Cougar Res. OR

7 Day Forecast

For More Weather Information:

Portland, OR Local Forecast Office

Overnight

Chance Rain/Snow Chance for Measurable Precipitation 50%

Chance
Rain/Snow

Low: 28 °F

Tuesday

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: 40 °F

Tuesday
Night

Rain Chance for Measurable Precipitation 80%

Rain

Low: 36 °F

Wednesday

Rain Chance for Measurable Precipitation 90%

Rain

High: 45 °F

Wednesday
Night

Rain Chance for Measurable Precipitation 100%

Rain

Low: 38 °F

Thursday

Rain Chance for Measurable Precipitation 100%

Rain

High: 41 °F

Thursday
Night

Showers Chance for Measurable Precipitation 90%

Showers

Low: 36 °F

Friday

Rain Likely

Rain
Likely

High: 46 °F

Friday
Night

Chance Rain

Chance
Rain

Low: 33 °F

Detailed Forecast

  • Overnight A chance of rain and snow showers. Mostly cloudy, with a low around 28. Southwest wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. Total nighttime snow accumulation of less than a half inch possible.
  • Tuesday A 20 percent chance of snow showers before 11am. Mostly cloudy, with a high near 40. Southwest wind 13 to 18 mph, with gusts as high as 31 mph.
  • Tuesday Night Rain after 11pm. Low around 36. Southwest wind 13 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
  • Wednesday Rain. High near 45. Breezy, with a south southwest wind 24 to 26 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.
  • Wednesday Night Rain. Low around 38. Breezy, with a south southwest wind 22 to 25 mph, with gusts as high as 38 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
  • Thursday Rain. High near 41. Chance of precipitation is 100%.
  • Thursday Night Showers. Low around 36. Chance of precipitation is 90%.
  • Friday Rain likely. Mostly cloudy, with a high near 46.
  • Friday Night A chance of rain. Mostly cloudy, with a low around 33.
  • Saturday A chance of rain showers. Partly sunny, with a high near 46.
  • Saturday Night Rain and snow showers likely. Mostly cloudy, with a low around 30. Breezy.
  • Sunday Snow showers likely. Mostly cloudy, with a high near 42.
  • Sunday Night A chance of snow showers. Mostly cloudy, with a low around 31.
  • Monday A chance of showers. Partly sunny, with a high near 39.