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.

35°F

2°C

Humidity 85%
Wind Speed W 8 mph
Barometer 30.05 in (1018.5 mb)
Dewpoint 31°F (-1°C)
Visibility NA
Wind Chill28°F (-2°C)
Last update 30 Apr 2:56 pm CDT
Extended Forecast for

Grand Marais MN

  • This Afternoon

    This Afternoon: A 50 percent chance of snow. Mostly cloudy, with a high near 38. Southwest wind around 5 mph. Little or no snow accumulation expected.

    High: 38 °F

    Chance Snow

  • Tonight

    Tonight: A chance of rain and snow before 2am, then a slight chance of snow between 2am and 5am, then a chance of flurries after 5am. Mostly cloudy, with a low around 32. Southwest wind around 5 mph becoming north after midnight. Chance of precipitation is 40%.

    Low: 32 °F

    Chance
    Rain/Snow

  • Friday

    Friday: Mostly sunny, with a high near 41. North wind 5 to 10 mph becoming south in the afternoon.

    High: 41 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 31. Southwest wind around 5 mph becoming calm in the evening.

    Low: 31 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 44. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 44 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 37. South wind around 5 mph becoming calm in the evening.

    Low: 37 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Sunday

    Sunday: Mostly sunny, with a high near 51. West wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 51 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of rain after 1am. Mostly cloudy, with a low around 39. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 39 °F

    Mostly Cloudy
    then Chance
    Rain

  • Monday

    Monday: A chance of rain. Partly sunny, with a high near 48. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 48 °F

    Chance Rain
    and Breezy

Detailed Forecast

This Afternoon
A 50 percent chance of snow. Mostly cloudy, with a high near 38. Southwest wind around 5 mph. Little or no snow accumulation expected.
Tonight
A chance of rain and snow before 2am, then a slight chance of snow between 2am and 5am, then a chance of flurries after 5am. Mostly cloudy, with a low around 32. Southwest wind around 5 mph becoming north after midnight. Chance of precipitation is 40%.
Friday
Mostly sunny, with a high near 41. North wind 5 to 10 mph becoming south in the afternoon.
Friday Night
Partly cloudy, with a low around 31. Southwest wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 44. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Saturday Night
A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 37. South wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 51. West wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday Night
A chance of rain after 1am. Mostly cloudy, with a low around 39. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
A chance of rain. Partly sunny, with a high near 48. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph.
Monday Night
A slight chance of rain before 1am, then a slight chance of rain and snow between 1am and 4am, then a slight chance of rain after 4am. Partly cloudy, with a low around 34. Breezy, with a northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
A chance of rain. Partly sunny, with a high near 42. Northwest wind around 10 mph, with gusts as high as 20 mph.
Tuesday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 33. Northwest wind around 5 mph.
Wednesday
A slight chance of rain and snow. Partly sunny, with a high near 42. Northwest wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 15 mph.
Wednesday Night
Mostly cloudy, with a low around 34. Northwest wind around 5 mph.
Thursday
Mostly sunny, with a high near 45. West wind 5 to 10 mph, with gusts 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:
1:22 pm CDT Apr 30, 2026
Forecast Valid:
3pm CDT Apr 30, 2026-6pm CDT May 7, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation