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.

56°F

13°C

Humidity 81%
Wind Speed E 9 mph
Barometer 30.53 in (1033.9 mb)
Dewpoint 50°F (10°C)
Visibility NA
Last update 23 Sep 10:56 am CDT
Extended Forecast for

Grand Marais MN

  • Today

    Today: Sunny, with a high near 55. East wind 5 to 10 mph.

    High: 55 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 48. Northeast wind 5 to 10 mph becoming south after midnight. Winds could gust as high as 15 mph.

    Low: 48 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers after 2pm. Mostly cloudy, with a high near 56. South wind around 5 mph.

    High: 56 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers between 11pm and 2am. Mostly cloudy, with a low around 51. East wind around 5 mph becoming calm.

    Low: 51 °F

    Slight Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 60. Calm wind becoming south around 5 mph.

    High: 60 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 51. Calm wind becoming northeast around 5 mph after midnight.

    Low: 51 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers after 1pm. Mostly cloudy, with a high near 56. Southeast wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 56 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers. Cloudy, with a low around 52. East wind 5 to 10 mph becoming south after midnight. Winds could gust as high as 15 mph.

    Low: 52 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly cloudy, with a high near 60. Southwest wind around 5 mph.

    High: 60 °F

    Mostly Cloudy

Detailed Forecast

Today
Sunny, with a high near 55. East wind 5 to 10 mph.
Tonight
Partly cloudy, with a low around 48. Northeast wind 5 to 10 mph becoming south after midnight. Winds could gust as high as 15 mph.
Thursday
A 20 percent chance of showers after 2pm. Mostly cloudy, with a high near 56. South wind around 5 mph.
Thursday Night
A 20 percent chance of showers between 11pm and 2am. Mostly cloudy, with a low around 51. East wind around 5 mph becoming calm.
Friday
Partly sunny, with a high near 60. Calm wind becoming south around 5 mph.
Friday Night
Partly cloudy, with a low around 51. Calm wind becoming northeast around 5 mph after midnight.
Saturday
A slight chance of showers after 1pm. Mostly cloudy, with a high near 56. Southeast wind 5 to 10 mph, with gusts as high as 15 mph.
Saturday Night
A chance of showers. Cloudy, with a low around 52. East wind 5 to 10 mph becoming south after midnight. Winds could gust as high as 15 mph.
Sunday
Mostly cloudy, with a high near 60. Southwest wind around 5 mph.
Sunday Night
Mostly cloudy, with a low around 51. Calm wind.
Monday
A slight chance of showers. Partly sunny, with a high near 60. Calm wind becoming east around 5 mph in the morning.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 51. East wind 5 to 10 mph becoming south after midnight.
Tuesday
Showers likely. Mostly cloudy, with a high near 59. South wind around 10 mph becoming north in the afternoon. Winds could gust as high as 15 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:
9:12 am CDT Sep 23, 2026
Forecast Valid:
11am CDT Sep 23, 2026-6pm CDT Sep 29, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation