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.

20°F

-7°C

Humidity 78%
Wind Speed Calm
Barometer 29.36 in (995.7 mb)
Dewpoint 14°F (-10°C)
Visibility NA
Last update 16 Jan 1:56 am CST
Extended Forecast for

Grand Marais MN

  • Overnight

    Overnight: A 50 percent chance of snow. Patchy fog before 3am. Otherwise, cloudy, with a steady temperature around 21. Calm wind becoming northwest around 5 mph. Total nighttime snow accumulation of 1 to 2 inches possible.

    Low: 21 °F

    Chance Snow
    and Patchy
    Fog

  • Friday

    Friday: A 50 percent chance of snow. Cloudy, with a high near 29. Blustery, with a northwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph. New snow accumulation of less than one inch possible.

    High: 29 °F

    Chance Snow
    and Blustery

  • Friday Night

    Friday Night: A 30 percent chance of snow, mainly after 3am. Cloudy, with a low around 15. Blustery, with a north wind around 15 mph, with gusts as high as 30 mph.

    Low: 15 °F

    Chance Snow
    and Blustery

  • Saturday

    Saturday: A 30 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 20. Blustery, with a north wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 20 °F

    Chance Snow
    and Blustery

  • Saturday Night

    Saturday Night: A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 2. Northwest wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 25 mph.

    Low: 2 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Sunday

    Sunday: Snow. High near 12. Blustery, with a west wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 12 °F

    Snow and
    Blustery

  • Sunday Night

    Sunday Night: A chance of snow before midnight. Mostly cloudy, with a low around -8. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 45 mph.

    Low: -8 °F

    Blustery.
    Chance Snow
    then Mostly
    Cloudy

  • M.L.King Day

    M.L.King Day: A slight chance of snow. Partly sunny and cold, with a high near 0. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 40 mph.

    High: 0 °F

    Slight Chance
    Snow and
    Blustery

  • Monday Night

    Monday Night: Mostly cloudy, with a low around -7. Blustery, with a northwest wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: -7 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Cloudy

Detailed Forecast

Overnight
A 50 percent chance of snow. Patchy fog before 3am. Otherwise, cloudy, with a steady temperature around 21. Calm wind becoming northwest around 5 mph. Total nighttime snow accumulation of 1 to 2 inches possible.
Friday
A 50 percent chance of snow. Cloudy, with a high near 29. Blustery, with a northwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph. New snow accumulation of less than one inch possible.
Friday Night
A 30 percent chance of snow, mainly after 3am. Cloudy, with a low around 15. Blustery, with a north wind around 15 mph, with gusts as high as 30 mph.
Saturday
A 30 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 20. Blustery, with a north wind 10 to 15 mph, with gusts as high as 30 mph.
Saturday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 2. Northwest wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 25 mph.
Sunday
Snow. High near 12. Blustery, with a west wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Sunday Night
A chance of snow before midnight. Mostly cloudy, with a low around -8. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 45 mph.
M.L.King Day
A slight chance of snow. Partly sunny and cold, with a high near 0. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 40 mph.
Monday Night
Mostly cloudy, with a low around -7. Blustery, with a northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Tuesday
Mostly sunny, with a high near 8. Northwest wind around 10 mph, with gusts as high as 20 mph.
Tuesday Night
A slight chance of snow. Mostly cloudy, with a low around 1. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday
A slight chance of snow. Partly sunny, with a high near 16. West wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 0. Northwest wind around 10 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 13. West wind around 10 mph, with gusts as high as 20 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:
1:52 am CST Jan 16, 2026
Forecast Valid:
2am CST Jan 16, 2026-6pm CST Jan 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation