Heavy Lake Effect Snow Downwind of Lakes Erie and Ontario; Fire Weather Concerns in the Southern Plains and Southeast

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. There is increasing confidence in snow squalls causing bursts of snow & gusty winds on New Year's Eve. Elevated fire weather conditions will continue today over parts of the Southern Plains and across much of the Southeast U.S. Read More >

Hazardous Weather Conditions

Current conditions at

Grand Marais, The Bay of Grand Marais (KGNA)

Lat: 47.75°NLon: 90.34°WElev: 610ft.

9°F

-13°C

Humidity 73%
Wind Speed N 3 mph
Barometer 30.10 in (1021.6 mb)
Dewpoint 2°F (-17°C)
Visibility NA
Last update 30 Dec 9:56 am CST
Extended Forecast for

Grand Marais MN

  • Today

    Today: Snow likely, mainly between 2pm and 5pm.  Cloudy, with a high near 18. Calm wind becoming north around 5 mph in the afternoon.  Chance of precipitation is 70%. Total daytime snow accumulation of 1 to 2 inches possible.

    High: 18 °F

    Chance Snow
    then Snow
    Likely

  • Tonight

    Tonight: A 30 percent chance of snow, mainly before 7pm.  Mostly cloudy, with a low around 4. Blustery, with a northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 4 °F

    Chance Snow
    then Mostly
    Cloudy and
    Blustery

  • Wednesday

    Wednesday: Sunny, with a steady temperature around 6. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 45 mph.

    High: 6 °F

    Sunny and
    Blustery

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around -2. Blustery, with a northwest wind around 15 mph, with gusts as high as 45 mph.

    Low: -2 °F

    Mostly Clear
    and Blustery

  • New Year's Day

    New Year's Day: A 20 percent chance of snow after noon.  Mostly sunny, with a high near 12. Blustery, with a west wind around 15 mph, with gusts as high as 35 mph.

    High: 12 °F

    Mostly Sunny
    and Blustery
    then Slight
    Chance Snow
    and Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 4. West wind around 10 mph, with gusts as high as 25 mph.

    Low: 4 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 14. West wind around 10 mph, with gusts as high as 25 mph.

    High: 14 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 4. Northwest wind 5 to 10 mph, with gusts as high as 25 mph.

    Low: 4 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 17. Northwest wind around 5 mph, with gusts as high as 15 mph.

    High: 17 °F

    Partly Sunny

Detailed Forecast

Today
Snow likely, mainly between 2pm and 5pm. Cloudy, with a high near 18. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 70%. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
A 30 percent chance of snow, mainly before 7pm. Mostly cloudy, with a low around 4. Blustery, with a northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
Sunny, with a steady temperature around 6. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 45 mph.
Wednesday Night
Mostly clear, with a low around -2. Blustery, with a northwest wind around 15 mph, with gusts as high as 45 mph.
New Year's Day
A 20 percent chance of snow after noon. Mostly sunny, with a high near 12. Blustery, with a west wind around 15 mph, with gusts as high as 35 mph.
Thursday Night
Partly cloudy, with a low around 4. West wind around 10 mph, with gusts as high as 25 mph.
Friday
Sunny, with a high near 14. West wind around 10 mph, with gusts as high as 25 mph.
Friday Night
Partly cloudy, with a low around 4. Northwest wind 5 to 10 mph, with gusts as high as 25 mph.
Saturday
Partly sunny, with a high near 17. Northwest wind around 5 mph, with gusts as high as 15 mph.
Saturday Night
Mostly cloudy, with a low around 8. Northwest wind around 5 mph.
Sunday
A slight chance of snow. Mostly cloudy, with a high near 23. North wind 5 to 10 mph becoming southeast in the afternoon. Winds could gust as high as 15 mph.
Sunday Night
A slight chance of snow. Mostly cloudy, with a low around 14. Southeast wind around 5 mph becoming northwest in the evening. Winds could gust as high as 15 mph.
Monday
Partly sunny, with a high near 24. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Marais MN
 47.74°N 90.33°W
9:38 am CST Dec 30, 2025
10am CST Dec 30, 2025-6pm CST Jan 5, 2026
 
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Additional Resources

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