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 Pacific Northwest through late 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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2 Miles N Cascade Summit OR

7 Day Forecast

For More Weather Information:

Portland, OR Local Forecast Office

Today

Heavy Rain Chance for Measurable Precipitation 100%

Heavy
Rain

High: 42 °F

Tonight

Rain Chance for Measurable Precipitation 100%

Rain

Low: 33 °F

Monday

Rain/Snow Likely Chance for Measurable Precipitation 60%

Rain/Snow
Likely

High: 41 °F

Monday
Night

Slight Chance Rain Chance for Measurable Precipitation 20%

Slight Chc
Rain

Low: 31 °F

Tuesday

Slight Chance Rain Chance for Measurable Precipitation 10%

Slight Chc
Rain

High: 43 °F

Tuesday
Night

Chance Rain Chance for Measurable Precipitation 30%

Chance
Rain

Low: 30 °F

Wednesday

Rain Chance for Measurable Precipitation 80%

Rain

High: 38 °F

Wednesday
Night

Snow Likely

Snow
Likely

Low: 21 °F

Christmas
Day

Slight Chance Snow

Slight Chc
Snow

High: 30 °F

Detailed Forecast

  • Today Rain. The rain could be heavy at times. High near 42. Windy, with a west wind 29 to 36 mph, with gusts as high as 49 mph. Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.
  • Tonight Rain. Low around 33. Breezy, with a west southwest wind 21 to 26 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
  • Monday Rain likely before 10am, then a chance of rain and snow. Mostly cloudy, with a high near 41. West wind 8 to 11 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
  • Monday Night A 20 percent chance of rain before 10pm. Mostly cloudy, with a low around 31. West northwest wind around 7 mph.
  • Tuesday A 10 percent chance of rain after 4pm. Mostly sunny, with a high near 43. West southwest wind around 5 mph.
  • Tuesday Night A 30 percent chance of rain, mainly after 10pm. Mostly cloudy, with a low around 30.
  • Wednesday Rain. High near 38. Chance of precipitation is 80%.
  • Wednesday Night Snow showers likely. Mostly cloudy, with a low around 21.
  • Christmas Day A slight chance of snow showers. Partly sunny, with a high near 30.
  • Thursday Night Partly cloudy, with a low around 20.
  • Friday Mostly sunny, with a high near 36.
  • Friday Night Mostly cloudy, with a low around 23.
  • Saturday A slight chance of snow. Mostly cloudy, with a high near 35.