Heavy Rain in the Southern U.S.; Winter Storm to Impact the Northern Mid-Atlantic and Interior Northeast

A storm system stretching from the Tennessee Valley to the Gulf Coast will bring a variety of hazards to the Eastern U.S. through Tuesday. On the south side of the system, heavy rain and thunderstorms will persist across the Southern U.S. Further north, a wintry precipitation mix is expected from the Central Appalachians to the interior Northeast through Tuesday. Read More >

Current conditions at

Copper Harbor (KP59)

Lat: 47.47°NLon: 87.88°WElev: 623ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

14 Miles SW Isle Royale National Park MI

Winter Weather Advisory December 2, 06:22am until December 2, 10:00am
Click here for hazard details and duration
...
  •  
    Winter Weather Advisory December 2, 06:22am until December 2, 10:00am

    NOW until 10:00am Tue

    Winter Weather Advisory

  • Today

    High: 28 °F

    Chance Snow
    Showers and
    Patchy
    Blowing Snow

  • Tonight

    Tonight: Snow showers, mainly before 4am.  Patchy blowing snow before 7pm. Low around 17. Southwest wind around 15 mph becoming northwest after midnight. Winds could gust as high as 30 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 17 °F

    Snow Showers
    and Patchy
    Blowing Snow

  • Wednesday

    Wednesday: A 10 percent chance of snow showers before 7am.  Patchy blowing snow before 2pm. Partly sunny, with a temperature falling to around 10 by 5pm. Wind chill values between -10 and zero. Blustery, with a northwest wind around 20 mph, with gusts as high as 35 mph.

    High: 21 °F

    Slight Chance
    Snow Showers
    and Patchy
    Blowing Snow

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow showers before 1am.  Patchy blowing snow before midnight. Mostly cloudy, with a low around 3. Wind chill values between -10 and -15. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 35 mph.

    Low: 3 °F

    Slight Chance
    Snow Showers
    and Patchy
    Blowing Snow

  • Thursday

    Thursday: A 20 percent chance of snow showers after 1pm.  Patchy blowing snow after 4pm. Mostly cloudy, with a high near 23. Breezy, with a northwest wind 10 to 20 mph becoming southwest in the afternoon. Winds could gust as high as 30 mph.

    High: 23 °F

    Slight Chance
    Snow Showers
    and Patchy
    Blowing Snow

  • Thursday Night

    Thursday Night: Snow showers likely, mainly before 1am.  Patchy blowing snow before 2am. Cloudy, with a low around 17. Breezy.  Chance of precipitation is 70%.

    Low: 17 °F

    Snow Showers
    Likely and
    Patchy
    Blowing Snow

  • Friday

    Friday: A 40 percent chance of snow showers.  Mostly cloudy, with a high near 25.

    High: 25 °F

    Chance Snow
    Showers

  • Friday Night

    Friday Night: A chance of snow showers before 1am.  Mostly cloudy, with a low around 9.

    Low: 9 °F

    Chance Snow
    Showers

Detailed Forecast

Today
A 50 percent chance of snow showers after 1pm. Patchy blowing snow after 5pm. Mostly cloudy, with a high near 28. West wind 5 to 10 mph becoming southwest 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow showers, mainly before 4am. Patchy blowing snow before 7pm. Low around 17. Southwest wind around 15 mph becoming northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Wednesday
A 10 percent chance of snow showers before 7am. Patchy blowing snow before 2pm. Partly sunny, with a temperature falling to around 10 by 5pm. Wind chill values between -10 and zero. Blustery, with a northwest wind around 20 mph, with gusts as high as 35 mph.
Wednesday Night
A 20 percent chance of snow showers before 1am. Patchy blowing snow before midnight. Mostly cloudy, with a low around 3. Wind chill values between -10 and -15. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 35 mph.
Thursday
A 20 percent chance of snow showers after 1pm. Patchy blowing snow after 4pm. Mostly cloudy, with a high near 23. Breezy, with a northwest wind 10 to 20 mph becoming southwest in the afternoon. Winds could gust as high as 30 mph.
Thursday Night
Snow showers likely, mainly before 1am. Patchy blowing snow before 2am. Cloudy, with a low around 17. Breezy. Chance of precipitation is 70%.
Friday
A 40 percent chance of snow showers. Mostly cloudy, with a high near 25.
Friday Night
A chance of snow showers before 1am. Mostly cloudy, with a low around 9.
Saturday
Partly sunny, with a high near 15.
Saturday Night
Mostly cloudy, with a low around 6.
Sunday
Partly sunny, with a high near 17.
Sunday Night
Mostly cloudy, with a low around 10.
Monday
Mostly cloudy, with a high near 22.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles SW Isle Royale National Park MI
 48°N 88.85°W (Elev. 702 ft)
6:12 am EST Dec 2, 2025
6am EST Dec 2, 2025-6pm EST Dec 8, 2025
 
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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