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

Hazardous Weather Conditions

Current conditions at

Grand Marais, The Bay of Grand Marais (KGNA)

Lat: 47.75°NLon: 90.34°WElev: 610ft.

24°F

-4°C

Humidity 57%
Wind Speed NW 3 mph
Barometer 30.01 in (1017.5 mb)
Dewpoint 11°F (-12°C)
Visibility NA
Last update 19 Apr 4:56 am CDT
Extended Forecast for

Grand Marais MN

  • Today

    Today: Mostly sunny, with a high near 37. Breezy, with a northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 37 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 23. Northwest wind 5 to 10 mph becoming light north after midnight. Winds could gust as high as 15 mph.

    Low: 23 °F

    Mostly Clear

  • Monday

    Monday: Increasing clouds, with a high near 41. Breezy, with a west wind 5 to 10 mph becoming south 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 41 °F

    Increasing
    Clouds and
    Breezy

  • Monday Night

    Monday Night: Mostly cloudy, then gradually becoming clear, with a low around 34. Southwest wind around 10 mph becoming west after midnight. Winds could gust as high as 20 mph.

    Low: 34 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 50. Northwest wind around 5 mph becoming southwest in the afternoon.

    High: 50 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 35. Calm wind.

    Low: 35 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 50. Calm wind becoming east around 5 mph in the afternoon.

    High: 50 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain after 1am. Mostly cloudy, with a low around 40. East wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 40 °F

    Partly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: A chance of rain, mainly after 1pm. Mostly cloudy, with a high near 53. Breezy, with an east wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 53 °F

    Chance Rain
    and Breezy

Detailed Forecast

Today
Mostly sunny, with a high near 37. Breezy, with a northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 23. Northwest wind 5 to 10 mph becoming light north after midnight. Winds could gust as high as 15 mph.
Monday
Increasing clouds, with a high near 41. Breezy, with a west wind 5 to 10 mph becoming south 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Mostly cloudy, then gradually becoming clear, with a low around 34. Southwest wind around 10 mph becoming west after midnight. Winds could gust as high as 20 mph.
Tuesday
Sunny, with a high near 50. Northwest wind around 5 mph becoming southwest in the afternoon.
Tuesday Night
Mostly clear, with a low around 35. Calm wind.
Wednesday
Sunny, with a high near 50. Calm wind becoming east around 5 mph in the afternoon.
Wednesday Night
A chance of rain after 1am. Mostly cloudy, with a low around 40. East wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
A chance of rain, mainly after 1pm. Mostly cloudy, with a high near 53. Breezy, with an east wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 41. Breezy, with an east wind 10 to 15 mph, with gusts as high as 30 mph.
Friday
A chance of rain. Mostly cloudy, with a high near 49. Breezy, with a northeast wind around 15 mph becoming west in the afternoon. Winds could gust as high as 30 mph.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 35. Breezy, with a northwest wind around 15 mph, with gusts as high as 25 mph.
Saturday
A slight chance of rain and snow. Mostly sunny, with a high near 45. Breezy, with a west wind around 15 mph, with gusts as high as 25 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Marais MN
 47.74°N 90.36°W
Last Update:
5:12 am CDT Apr 19, 2026
Forecast Valid:
5am CDT Apr 19, 2026-6pm CDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation