Winter Storm Bringing Widespread Hazardous Weather to the Eastern U.S.

A rapidly-intensifying winter storm continues to bring heavy snow, high winds, and blizzard conditions over the Upper Midwest and Great Lakes through today. An Arctic front will lead in a period of gusty to high winds and sharply colder temperatures over the entire eastern U.S. Heavy lake effect snow is then expected from Lakes Erie and Ontario through New Year's Day. Read More >

Hazardous Weather Conditions

Current conditions at

Copper Harbor (KP59)

Lat: 47.47°NLon: 87.88°WElev: 623ft.

Windy

17°F

-8°C

Humidity 84%
Wind Speed N 33 G 46 mph
Barometer 29.98 in (1017.1 mb)
Dewpoint 13°F (-11°C)
Visibility NA
Wind Chill-4°F (-20°C)
Last update 29 Dec 3:51 pm EST
Extended Forecast for

6 Miles E Isle Royale National Park MI

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 14. Wind chill values between -5 and -10. Windy, with a northwest wind around 30 mph, with gusts as high as 40 mph.

    High: 14 °F

    Mostly Sunny
    and Windy

  • Tonight

    Tonight: Mostly cloudy, with a low around 6. Wind chill values between -10 and -15. Windy, with a northwest wind 20 to 30 mph, with gusts as high as 35 mph.

    Low: 6 °F

    Mostly Cloudy
    and Windy

  • Tuesday

    Tuesday: A 50 percent chance of snow showers.  Mostly cloudy, with a high near 14. Wind chill values between -10 and zero. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.  New snow accumulation of less than one inch possible.

    High: 14 °F

    Chance Snow
    Showers

  • Tuesday Night

    Tuesday Night: Cloudy, with a low around 4. Wind chill values between -5 and -15. Blustery, with a north wind 15 to 20 mph, with gusts as high as 25 mph.

    Low: 4 °F

    Cloudy then
    Cloudy and
    Blustery

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny and cold, with a high near 7. Blustery, with a northwest wind 20 to 25 mph, with gusts as high as 30 mph.

    High: 7 °F

    Cold and
    Blustery

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 1. Blustery.

    Low: 1 °F

    Partly Cloudy
    and Blustery

  • New Year's Day

    New Year's Day: Mostly sunny and cold, with a high near 9. Blustery.

    High: 9 °F

    Cold and
    Blustery

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 4.

    Low: 4 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny and cold, with a high near 10.

    High: 10 °F

    Cold

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 14. Wind chill values between -5 and -10. Windy, with a northwest wind around 30 mph, with gusts as high as 40 mph.
Tonight
Mostly cloudy, with a low around 6. Wind chill values between -10 and -15. Windy, with a northwest wind 20 to 30 mph, with gusts as high as 35 mph.
Tuesday
A 50 percent chance of snow showers. Mostly cloudy, with a high near 14. Wind chill values between -10 and zero. Northwest wind 10 to 15 mph, with gusts as high as 20 mph. New snow accumulation of less than one inch possible.
Tuesday Night
Cloudy, with a low around 4. Wind chill values between -5 and -15. Blustery, with a north wind 15 to 20 mph, with gusts as high as 25 mph.
Wednesday
Mostly cloudy, then gradually becoming sunny and cold, with a high near 7. Blustery, with a northwest wind 20 to 25 mph, with gusts as high as 30 mph.
Wednesday Night
Partly cloudy, with a low around 1. Blustery.
New Year's Day
Mostly sunny and cold, with a high near 9. Blustery.
Thursday Night
Mostly cloudy, with a low around 4.
Friday
Mostly sunny and cold, with a high near 10.
Friday Night
Mostly cloudy, with a low around 5.
Saturday
Mostly cloudy, with a high near 15.
Saturday Night
Mostly cloudy, with a low around 10.
Sunday
Mostly cloudy, with a high near 24.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles E Isle Royale National Park MI
 48.15°N 88.49°W (Elev. 741 ft)
4:13 pm EST Dec 29, 2025
4pm EST Dec 29, 2025-6pm EST Jan 4, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database