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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6 Miles NNE Chinook Pass WA

7 Day Forecast

For More Weather Information:

Seattle, WA Local Forecast Office

Tonight

Snow Likely Chance for Measurable Precipitation 60%

Snow
Likely

Low: 26 °F

Friday

Snow Chance for Measurable Precipitation 100%

Snow

High: 32 °F

Friday
Night

Snow Chance for Measurable Precipitation 100%

Snow

Low: 24 °F

Saturday

Snow Chance for Measurable Precipitation 100%

Snow

High: 30 °F

Saturday
Night

Snow Likely Chance for Measurable Precipitation 70%

Snow
Likely

Low: 22 °F

Sunday

Snow Chance for Measurable Precipitation 80%

Snow

High: 28 °F

Sunday
Night

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

Low: 23 °F

Monday

Snow Likely

Snow
Likely

High: 31 °F

Monday
Night

Snow Likely

Snow
Likely

Low: 25 °F

Detailed Forecast

  • Tonight Snow showers likely, mainly after 4am. Mostly cloudy, with a low around 26. South wind 5 to 14 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.
  • Friday Snow. High near 32. South wind 9 to 17 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
  • Friday Night Snow showers. Low around 24. Breezy, with a south wind 14 to 23 mph becoming west northwest after midnight. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.
  • Saturday Snow showers. High near 30. West southwest wind 11 to 18 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
  • Saturday Night Snow likely. Cloudy, with a low around 22. Breezy, with a west wind 16 to 25 mph. Chance of precipitation is 70%. New snow accumulation of 3 to 5 inches possible.
  • Sunday Snow. High near 28. Chance of precipitation is 80%. New snow accumulation of 4 to 8 inches possible.
  • Sunday Night A 50 percent chance of snow. Mostly cloudy, with a low around 23. New snow accumulation of 2 to 4 inches possible.
  • Monday Snow likely. Mostly cloudy, with a high near 31. Breezy.
  • Monday Night Snow likely. Mostly cloudy, with a low around 25. Breezy.
  • Tuesday Snow likely. Mostly cloudy, with a high near 35.
  • Tuesday Night Snow likely. Mostly cloudy, with a low around 28.
  • Wednesday A chance of snow. Mostly cloudy, with a high near 36.
  • Wednesday Night A chance of rain and snow. Mostly cloudy, with a low around 27.
  • Thanksgiving Day A chance of snow. Mostly cloudy, with a high near 35.