National Weather Service United States Department of Commerce

Heavy lake-effect snow continues across lower Great Lakes

Another round of heavy lake-effect snow is forecast for the Great Lakes through mid-day Friday. An additional 30 inches or more could fall in some locations, on top of the impressive amounts that have fallen already. This will result in very difficult or nearly impossible travel at times in the heaviest snow bands. The snow should taper off during the morning on Friday.
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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

Tonight

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

Low: 28 °F

Friday

Rain/Snow Chance for Measurable Precipitation 100%

Rain/Snow

High: 39 °F

Friday
Night

Rain Chance for Measurable Precipitation 100%

Rain

Low: 40 °F

Saturday

Snow Chance for Measurable Precipitation 100%

Snow

High: 34 °F

Saturday
Night

Snow Chance for Measurable Precipitation 80%

Snow

Low: 28 °F

Sunday

Snow Chance for Measurable Precipitation 80%

Snow

High: 31 °F

Sunday
Night

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

Low: 24 °F

Monday

Chance Snow

Chance
Snow

High: 37 °F

Monday
Night

Chance Rain

Chance
Rain

Low: 30 °F

Detailed Forecast

  • Tonight A 30 percent chance of snow showers, mainly after 4am. Mostly cloudy, with a low around 28. Light south wind. Little or no snow accumulation expected.
  • Friday Snow before 4pm, then rain and snow. High near 39. South southwest wind 5 to 11 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
  • Friday Night Rain showers. Steady temperature around 40. Breezy, with a southwest wind 16 to 24 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
  • Saturday Snow showers. High near 34. Breezy, with a west southwest wind 17 to 22 mph decreasing to 10 to 15 mph in the morning. Winds could gust as high as 36 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
  • Saturday Night Snow. Low around 28. West wind 11 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
  • Sunday Snow showers. High near 31. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
  • Sunday Night A 40 percent chance of snow. Mostly cloudy, with a low around 24. New snow accumulation of less than one inch possible.
  • Monday A chance of snow. Mostly cloudy, with a high near 37.
  • Monday Night A chance of rain. Mostly cloudy, with a low around 30.
  • Tuesday A chance of rain. Mostly cloudy, with a high near 42.
  • Tuesday Night A chance of rain. Mostly cloudy, with a low around 30.
  • Wednesday A chance of rain. Mostly cloudy, with a high near 38.
  • Wednesday Night A chance of snow. Mostly cloudy, with a low around 29.
  • Thanksgiving Day A slight chance of snow. Mostly cloudy, with a high near 39.