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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2 Miles N Cascade Summit OR

7 Day Forecast

For More Weather Information:

Portland, OR Local Forecast Office

Today

Slight Chance Rain/Snow Chance for Measurable Precipitation 20%

Slight Chc
Rain/Snow

High: 46 °F

Tonight

Chance Rain Chance for Measurable Precipitation 40%

Chance
Rain

Low: 38 °F

Wednesday

Rain Chance for Measurable Precipitation 80%

Rain

High: 52 °F

Wednesday
Night

Rain Chance for Measurable Precipitation 100%

Rain

Low: 40 °F

Thursday

Showers Chance for Measurable Precipitation 100%

Showers

High: 47 °F

Thursday
Night

Showers Likely Chance for Measurable Precipitation 70%

Showers
Likely

Low: 39 °F

Friday

Rain Likely Chance for Measurable Precipitation 60%

Rain
Likely

High: 53 °F

Friday
Night

Rain Likely

Rain
Likely

Low: 37 °F

Saturday

Showers Likely

Showers
Likely

High: 51 °F

Detailed Forecast

  • Today A slight chance of rain and snow showers before 11am. Partly sunny, with a high near 46. Southwest wind around 8 mph. Chance of precipitation is 20%.
  • Tonight A 40 percent chance of rain after 11pm. Mostly cloudy, with a low around 38. South southwest wind 8 to 10 mph.
  • Wednesday Rain. High near 52. South southwest wind 11 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
  • Wednesday Night Rain. Low around 40. South southwest wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
  • Thursday Showers. High near 47. Southwest wind around 10 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
  • Thursday Night Showers likely. Mostly cloudy, with a low around 39. Chance of precipitation is 70%.
  • Friday Rain likely. Mostly cloudy, with a high near 53. Chance of precipitation is 60%.
  • Friday Night Rain likely. Mostly cloudy, with a low around 37.
  • Saturday Showers likely. Mostly cloudy, with a high near 51.
  • Saturday Night A chance of rain showers. Mostly cloudy, with a low around 33. Breezy.
  • Sunday A chance of snow showers. Mostly cloudy, with a high near 47.
  • Sunday Night A chance of rain and snow showers. Mostly cloudy, with a low around 31.
  • Monday A chance of rain. Partly sunny, with a high near 48.