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 SW 10 mph
Barometer 30.05 in (1018.5 mb)
Dewpoint 31°F (-1°C)
Visibility NA
Wind Chill27°F (-3°C)
Last update 30 Apr 10:56 am CDT
Extended Forecast for

Grand Marais MN

  • Today

    Today: A chance of rain and snow before 1pm, then snow likely. Mostly cloudy, with a steady temperature around 36. North wind around 5 mph becoming south in the afternoon. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 36 °F

    Rain/Snow
    Likely

  • Tonight

    Tonight: A chance of rain and snow before 1am, then a slight chance of rain between 1am and 2am, then a slight chance of snow after 2am. Mostly cloudy, with a low around 32. West wind around 5 mph becoming calm. Chance of precipitation is 40%.

    Low: 32 °F

    Chance
    Rain/Snow

  • Friday

    Friday: Mostly sunny, with a high near 40. North wind around 5 mph becoming south in the afternoon.

    High: 40 °F

    Mostly Sunny

  • Friday Night

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

    Low: 31 °F

    Mostly Clear

  • 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 36. South wind around 5 mph becoming calm in the evening.

    Low: 36 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Sunday

    Sunday: Partly sunny, with a high near 49. West wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 49 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Rain likely, mainly after 1am. Mostly cloudy, with a low around 36. West wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 36 °F

    Rain Likely

  • Monday

    Monday: A chance of rain. Mostly cloudy, with a high near 45. Breezy, with a northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 45 °F

    Chance Rain
    and Breezy

Detailed Forecast

Today
A chance of rain and snow before 1pm, then snow likely. Mostly cloudy, with a steady temperature around 36. North wind around 5 mph becoming south in the afternoon. Chance of precipitation is 60%. Little or no snow accumulation expected.
Tonight
A chance of rain and snow before 1am, then a slight chance of rain between 1am and 2am, then a slight chance of snow after 2am. Mostly cloudy, with a low around 32. West wind around 5 mph becoming calm. Chance of precipitation is 40%.
Friday
Mostly sunny, with a high near 40. North wind around 5 mph becoming south in the afternoon.
Friday Night
Mostly clear, 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 36. South wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 49. West wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday Night
Rain likely, mainly after 1am. Mostly cloudy, with a low around 36. West wind 5 to 10 mph, with gusts as high as 15 mph.
Monday
A chance of rain. Mostly cloudy, with a high near 45. Breezy, with a northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Monday Night
A chance of rain. Mostly cloudy, with a low around 34. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
A slight chance of rain. Partly sunny, with a high near 43. West wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 35. North wind around 5 mph, with gusts as high as 15 mph.
Wednesday
A slight chance of rain and snow. Partly sunny, with a high near 44. Northwest 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:
10:26 am CDT Apr 30, 2026
Forecast Valid:
11am CDT Apr 30, 2026-6pm CDT May 6, 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