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.

36°F

2°C

Humidity 70%
Wind Speed W 7 mph
Barometer 30.07 in (1019.3 mb)
Dewpoint 27°F (-3°C)
Visibility NA
Wind Chill30°F (-1°C)
Last update 1 May 5:56 pm CDT
Extended Forecast for

Grand Marais MN

  • Tonight

    Tonight: Partly cloudy, with a low around 33. West wind around 5 mph becoming calm in the evening.

    Low: 33 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 45. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 45 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 37. South wind around 5 mph becoming calm.

    Low: 37 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 51. Breezy, with a west wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 51 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: A 40 percent chance of showers after 1am. Mostly cloudy, with a low around 39. West wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 39 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: A 50 percent chance of showers. Mostly cloudy, with a high near 48. Breezy, with a west wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 48 °F

    Chance
    Showers and
    Breezy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 34. Northwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 34 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 42. Northwest wind around 10 mph, with gusts as high as 20 mph.

    High: 42 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 33. Northwest wind around 5 mph.

    Low: 33 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 33. West wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 45. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 37. South wind around 5 mph becoming calm.
Sunday
Mostly sunny, with a high near 51. Breezy, with a west wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday Night
A 40 percent chance of showers after 1am. Mostly cloudy, with a low around 39. West wind 5 to 10 mph, with gusts as high as 15 mph.
Monday
A 50 percent chance of showers. Mostly cloudy, with a high near 48. Breezy, with a west wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 34. Northwest wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, with a high near 42. Northwest wind around 10 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 33. Northwest wind around 5 mph.
Wednesday
Mostly sunny, with a high near 42. Northwest wind 5 to 10 mph becoming west in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 34. Northwest wind around 5 mph.
Thursday
Mostly sunny, with a high near 44. Northwest wind around 5 mph becoming west in the afternoon.
Thursday Night
Mostly cloudy, with a low around 36. Northwest wind around 5 mph.
Friday
Partly sunny, with a high near 48. West wind 5 to 10 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:
5:47 pm CDT May 1, 2026
Forecast Valid:
6pm CDT May 1, 2026-6pm CDT May 8, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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