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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7 Miles N Mt Jefferson OR

7 Day Forecast

For More Weather Information:

Portland, OR Local Forecast Office

Late
Afternoon

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: 30 °F

Tonight

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 28 °F

Friday

Rain/Snow Chance for Measurable Precipitation 100%

Rain/Snow

High: 37 °F

Friday
Night

Rain/Snow Chance for Measurable Precipitation 100%

Rain/Snow

Low: 30 °F

Saturday

Snow Chance for Measurable Precipitation 90%

Snow

High: 30 °F

Saturday
Night

Snow Chance for Measurable Precipitation 80%

Snow

Low: 26 °F

Sunday

Snow Chance for Measurable Precipitation 80%

Snow

High: 28 °F

Sunday
Night

Chance Snow

Chance
Snow

Low: 25 °F

Monday

Chance Snow

Chance
Snow

High: 34 °F

Detailed Forecast

  • Late Afternoon A 20 percent chance of snow showers. Mostly cloudy, with a steady temperature around 30. Southwest wind around 5 mph.
  • Tonight A slight chance of snow showers before 10pm, then a slight chance of snow showers after 4am. Mostly cloudy, with a low around 28. Southwest wind 5 to 8 mph. Chance of precipitation is 20%.
  • Friday Snow before 4pm, then rain and snow. High near 37. South southwest wind 10 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
  • Friday Night Rain and snow showers, becoming all rain after 10pm. Low around 30. Breezy, with a west southwest wind 16 to 26 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
  • Saturday Snow showers. High near 30. Breezy, with a west wind 17 to 25 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
  • Saturday Night Snow. Low around 26. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
  • Sunday Snow. High near 28. Breezy. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
  • Sunday Night A chance of snow. Mostly cloudy, with a low around 25. Breezy.
  • Monday A chance of snow. Mostly cloudy, with a high near 34.
  • Monday Night Snow likely. Mostly cloudy, with a low around 30.
  • Tuesday A chance of rain and snow. Mostly cloudy, with a high near 38. Breezy.
  • Tuesday Night Rain likely. Mostly cloudy, with a low around 29. Windy.
  • Wednesday A chance of rain. Mostly cloudy, with a high near 37. Breezy.
  • Wednesday Night A chance of rain and snow. Mostly cloudy, with a low around 28. Breezy.
  • Thanksgiving Day A chance of rain and snow. Mostly cloudy, with a high near 37. Breezy.