National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Tracking Severe Thunderstorms and Excessive Rainfall in the Southern U.S.; Winter Storm to Impact the Northern U.S.

A storm system will shift from eastern Texas into the lower Mississippi Valley Monday with additional threats of severe thunderstorms and heavy to excessive rainfall which may bring flooding. A Flood Watch remains in effect. In the northern U.S., a storm will bring heavy snow and gusty winds over parts of the northern Rockies, northern Plains, and Upper Midwest Monday into Wednesday. Read More >

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 89%
Wind Speed Calm
Barometer 29.86 in (1012.0 mb)
Dewpoint 33°F (1°C)
Visibility NA
Last update 24 Nov 1:56 am CST
Extended Forecast for

Grand Marais MN

Winter Storm Watch November 25, 12:00pm until November 27, 12:00am
Click here for hazard details and duration
Winter Storm Watch

  • Overnight

    Overnight: Cloudy early, then becoming partly cloudy, with a steady temperature around 39. Calm wind becoming southwest around 5 mph. Winds could gust as high as 15 mph.

    Low: 39 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 47. West wind 5 to 10 mph becoming light and variable in the afternoon.

    High: 47 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 34. Light north wind becoming northeast 5 to 10 mph in the evening. Winds could gust as high as 15 mph.

    Low: 34 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Snow, possibly mixed with rain, mainly after 11am. High near 39. Breezy, with a northeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 39 °F

    Breezy.
    Chance
    Rain/Snow
    then
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Snow, possibly mixed with rain, becoming all snow after 9pm. Low around 25. Blustery, with a north wind 15 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

    Low: 25 °F

    Blustery.
    Rain/Snow
    then Snow

  • Wednesday

    Wednesday: Snow. High near 30. Windy, with a north wind 20 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 30 °F

    Snow and
    Windy

  • Wednesday Night

    Wednesday Night: A chance of snow before midnight. Mostly cloudy, with a low around 22. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 40 mph.

    Low: 22 °F

    Blustery.
    Chance Snow
    then Mostly
    Cloudy

  • Thanksgiving Day

    Thanksgiving Day: Mostly cloudy, with a high near 27. Blustery, with a northwest wind around 15 mph, with gusts as high as 35 mph.

    High: 27 °F

    Mostly Cloudy
    and Blustery

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 16. Blustery, with a northwest wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 16 °F

    Mostly Cloudy
    and Blustery
    then Partly
    Cloudy

Detailed Forecast

Overnight
Cloudy early, then becoming partly cloudy, with a steady temperature around 39. Calm wind becoming southwest around 5 mph. Winds could gust as high as 15 mph.
Monday
Sunny, with a high near 47. West wind 5 to 10 mph becoming light and variable in the afternoon.
Monday Night
Increasing clouds, with a low around 34. Light north wind becoming northeast 5 to 10 mph in the evening. Winds could gust as high as 15 mph.
Tuesday
Snow, possibly mixed with rain, mainly after 11am. High near 39. Breezy, with a northeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Tuesday Night
Snow, possibly mixed with rain, becoming all snow after 9pm. Low around 25. Blustery, with a north wind 15 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.
Wednesday
Snow. High near 30. Windy, with a north wind 20 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Wednesday Night
A chance of snow before midnight. Mostly cloudy, with a low around 22. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 40 mph.
Thanksgiving Day
Mostly cloudy, with a high near 27. Blustery, with a northwest wind around 15 mph, with gusts as high as 35 mph.
Thursday Night
Mostly cloudy, with a low around 16. Blustery, with a northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Friday
Mostly sunny, with a high near 25. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 16. Northwest wind around 5 mph.
Saturday
A slight chance of snow. Partly sunny, with a high near 26. Northwest wind around 5 mph.
Saturday Night
A slight chance of snow. Mostly cloudy, with a low around 15. North wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday
Partly sunny, with a high near 24. Northwest wind around 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:
1:51 am CST Nov 24, 2025
Forecast Valid:
2am CST Nov 24, 2025-6pm CST Nov 30, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation