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 >

Hazardous Weather Conditions

Current conditions at

Grand Marais, The Bay of Grand Marais (KGNA)

Lat: 47.75°NLon: 90.34°WElev: 610ft.

11°F

-12°C

Humidity 56%
Wind Speed W 7 mph
Barometer 29.99 in (1017.7 mb)
Dewpoint -2°F (-19°C)
Visibility NA
Wind Chill0°F (-18°C)
Last update 3 Jan 5:56 am CST
Extended Forecast for

Grand Marais MN

  • Today

    Today: Snow, mainly before 10am. High near 18. Northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than a half inch possible.

    High: 18 °F

    Snow then
    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 4. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 4 °F

    Partly Cloudy

  • Sunday

    Sunday: A 40 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 light and variable 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 31. Calm wind becoming east around 5 mph.

    High: 31 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 26. Southwest wind around 5 mph becoming calm.

    Low: 26 °F

    Mostly Cloudy

  • Tuesday

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

    High: 34 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 23. West wind around 5 mph, with gusts as high as 15 mph.

    Low: 23 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 36. Southwest wind around 5 mph.

    High: 36 °F

    Partly Sunny

Detailed Forecast

Today
Snow, mainly before 10am. High near 18. Northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Partly cloudy, with a low around 4. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday
A 40 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 light and variable 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 31. Calm wind becoming east around 5 mph.
Monday Night
Mostly cloudy, with a low around 26. Southwest wind around 5 mph becoming calm.
Tuesday
A slight chance of snow after noon. Mostly cloudy, with a high near 34. West wind around 5 mph, with gusts as high as 15 mph.
Tuesday Night
Mostly cloudy, with a low around 23. West wind around 5 mph, with gusts as high as 15 mph.
Wednesday
Partly sunny, with a high near 36. Southwest wind around 5 mph.
Wednesday Night
Mostly cloudy, with a low around 28. Southwest wind around 5 mph.
Thursday
Mostly cloudy, with a high near 37. South wind around 5 mph becoming northeast in the afternoon.
Thursday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 27. North wind around 5 mph, with gusts as high as 15 mph.
Friday
A slight chance of snow. Partly sunny, with a high near 33. North wind 5 to 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:
4:56 am CST Jan 3, 2026
Forecast Valid:
6am CST Jan 3, 2026-6pm CST Jan 9, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation