National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Lake Effect Snow through Saturday: A Series of Storms Impact the West

Lake effect snow showers will continue through Saturday downwind of Lakes Erie, Ontario and the eastern portion of Lake Superior. A series of storm systems will continue to impact California and the Pacific Northwest through the weekend and into next week, bringing widespread rainfall, mountain snowfall, and gusty winds. Coastal flooding is expected in northern California. Read More >

Current conditions at

Grand Marais, The Bay of Grand Marais (KGNA)

Lat: 47.75°NLon: 90.34°WElev: 610ft.

10°F

-12°C

Humidity 58%
Wind Speed W 8 G 18 mph
Barometer 29.92 in (1015.7 mb)
Dewpoint -2°F (-19°C)
Visibility NA
Wind Chill-2°F (-19°C)
Last update 2 Jan 8:56 pm CST
Extended Forecast for

Grand Marais MN

  • Tonight

    Tonight: A chance of flurries before 3am, then snow, mainly after 3am. Low around 9. West wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 9 °F

    Mostly Cloudy
    then Snow

  • Saturday

    Saturday: Snow, mainly before noon, then a chance of flurries after 5pm. High near 18. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    High: 18 °F

    Snow then
    Chance Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 5. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 5 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of snow after noon. Increasing clouds, with a high near 26. Light and variable wind becoming southeast 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 26 °F

    Mostly Sunny
    then Chance
    Snow

  • Sunday Night

    Sunday Night: Snow, mainly before midnight. Low around 20. Southeast wind 5 to 10 mph becoming southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 20 °F

    Snow then
    Chance Snow

  • Monday

    Monday: Mostly cloudy, with a high near 32. Southwest wind around 5 mph.

    High: 32 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 27. Southwest wind around 5 mph becoming calm.

    Low: 27 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of snow before noon. Mostly cloudy, with a high near 34. West wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 34 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 22. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 22 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of flurries before 3am, then snow, mainly after 3am. Low around 9. West wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of less than a half inch possible.
Saturday
Snow, mainly before noon, then a chance of flurries after 5pm. High near 18. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Saturday Night
Partly cloudy, with a low around 5. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday
A 30 percent chance of snow after noon. Increasing clouds, with a high near 26. Light and variable wind becoming southeast 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.
Sunday Night
Snow, mainly before midnight. Low around 20. Southeast wind 5 to 10 mph becoming southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Monday
Mostly cloudy, with a high near 32. Southwest wind around 5 mph.
Monday Night
Mostly cloudy, with a low around 27. Southwest wind around 5 mph becoming calm.
Tuesday
A slight chance of snow before noon. Mostly cloudy, with a high near 34. West wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday Night
Mostly cloudy, with a low around 22. West wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
Partly sunny, with a high near 34. Southwest wind around 5 mph.
Wednesday Night
Partly cloudy, with a low around 26. West wind around 5 mph becoming southeast after midnight. Winds could gust as high as 15 mph.
Thursday
Mostly cloudy, with a high near 37. Southeast wind around 5 mph becoming north in the afternoon. Winds could gust as high as 15 mph.
Thursday Night
A slight chance of snow. Mostly cloudy, with a low around 26. Northwest wind around 5 mph, with gusts as high as 20 mph.
Friday
A slight chance of rain and snow. Partly sunny, with a high near 34. Northwest wind around 10 mph, with gusts as high as 20 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Marais MN
 47.74°N 90.33°W
Last Update:
9:06 pm CST Jan 2, 2026
Forecast Valid:
9pm CST Jan 2, 2026-6pm CST Jan 9, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation