Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Hazardous Weather Conditions

Current conditions at

Copper Harbor (KP59)

Lat: 47.47°NLon: 87.88°WElev: 623ft.

27°F

-3°C

Humidity 75%
Wind Speed NE 7 mph
Barometer 29.50 in (1000.3 mb)
Dewpoint 20°F (-7°C)
Visibility NA
Wind Chill19°F (-7°C)
Last update 9 Dec 8:51 pm EST
Extended Forecast for

Copper Harbor MI

  • Tonight

    Tonight: A chance of snow between 11pm and 2am, then a chance of snow showers after 2am.  Patchy blowing snow before 3am, then patchy blowing snow after 4am. Cloudy, with a low around 20. Blustery, with a northeast wind 5 to 10 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 30 mph.  Chance of precipitation is 30%.

    Low: 20 °F

    Chance Snow
    and Patchy
    Blowing Snow

  • Wednesday

    Wednesday: A 20 percent chance of snow showers between 4pm and 5pm.  Patchy blowing snow before 11am. Mostly cloudy, with a high near 24. Blustery, with a north wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 24 °F

    Slight Chance
    Snow Showers
    and Patchy
    Blowing Snow

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow showers after 7pm.  Cloudy, with a low around 20. Northwest wind around 15 mph, with gusts as high as 30 mph.

    Low: 20 °F

    Slight Chance
    Snow Showers

  • Thursday

    Thursday: Mostly cloudy, with a high near 28. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 28 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A 20 percent chance of snow showers after 1am.  Cloudy, with a low around 22. Northwest wind around 5 mph.

    Low: 22 °F

    Cloudy then
    Slight Chance
    Snow Showers

  • Friday

    Friday: Snow showers likely, mainly after 1pm.  Mostly cloudy, with a high near 27. Chance of precipitation is 70%.

    High: 27 °F

    Chance Snow
    Showers then
    Snow Showers
    Likely

  • Friday Night

    Friday Night: Snow showers likely.  Cloudy, with a low around 8. Chance of precipitation is 70%.

    Low: 8 °F

    Snow Showers
    Likely

  • Saturday

    Saturday: Snow showers likely.  Mostly cloudy, with a high near 14.

    High: 14 °F

    Snow Showers
    Likely

  • Saturday Night

    Saturday Night: Snow showers likely, mainly before 1am.  Mostly cloudy, with a low around 6.

    Low: 6 °F

    Snow Showers
    Likely

Detailed Forecast

Tonight
A chance of snow between 11pm and 2am, then a chance of snow showers after 2am. Patchy blowing snow before 3am, then patchy blowing snow after 4am. Cloudy, with a low around 20. Blustery, with a northeast wind 5 to 10 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 30%.
Wednesday
A 20 percent chance of snow showers between 4pm and 5pm. Patchy blowing snow before 11am. Mostly cloudy, with a high near 24. Blustery, with a north wind 15 to 20 mph, with gusts as high as 35 mph.
Wednesday Night
A 20 percent chance of snow showers after 7pm. Cloudy, with a low around 20. Northwest wind around 15 mph, with gusts as high as 30 mph.
Thursday
Mostly cloudy, with a high near 28. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
A 20 percent chance of snow showers after 1am. Cloudy, with a low around 22. Northwest wind around 5 mph.
Friday
Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 27. Chance of precipitation is 70%.
Friday Night
Snow showers likely. Cloudy, with a low around 8. Chance of precipitation is 70%.
Saturday
Snow showers likely. Mostly cloudy, with a high near 14.
Saturday Night
Snow showers likely, mainly before 1am. Mostly cloudy, with a low around 6.
Sunday
A chance of snow showers before 1pm. Mostly cloudy, with a high near 18.
Sunday Night
A chance of snow showers. Cloudy, with a low around 12.
Monday
A chance of snow showers. Mostly cloudy, with a high near 23.
Monday Night
Mostly cloudy, with a low around 16.
Tuesday
Mostly cloudy, with a high near 28.
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ABOUT THIS FORECAST

 
Point Forecast:
Copper Harbor MI
 47.46°N 87.89°W (Elev. 719 ft)
8:36 pm EST Dec 9, 2025
9pm EST Dec 9, 2025-6pm EST Dec 16, 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