Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

Copper Harbor (KP59)

Lat: 47.47°NLon: 87.88°WElev: 623ft.

Breezy

4°F

-16°C

Humidity 80%
Wind Speed N 23 G 33 mph
Barometer 29.99 in (1018.1 mb)
Dewpoint -1°F (-18°C)
Visibility NA
Wind Chill-18°F (-28°C)
Last update 20 Jan 12:51 am EST
Extended Forecast for

4 Miles W Copper Harbor MI

Cold Weather Advisory January 20, 01:29am until January 20, 09:00am
Winter Weather Advisory January 20, 01:29am until January 20, 07:00am
Click here for hazard details and duration
Cold Weather Advisory
Winter Weather Advisory
  •  
    Cold Weather Advisory January 20, 01:29am until January 20, 09:00am
    Winter Weather Advisory January 20, 01:29am until January 20, 07:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Overnight

    Low: 1 °F

    Snow Showers
    and Patchy
    Blowing Snow

  • Tuesday

    Tuesday: Snow showers likely, mainly after 5pm.  Patchy blowing snow. Cloudy, with a high near 13. Wind chill values between -5 and -15. Breezy, with a west wind around 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    High: 13 °F

    Snow Showers
    Likely and
    Patchy
    Blowing Snow

  • Tuesday Night

    Tuesday Night: Snow showers.  Low around 10. Wind chill values between -5 and zero. Breezy, with a west wind 10 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Low: 10 °F

    Snow Showers
    and Breezy

  • Wednesday

    Wednesday: Snow showers likely, mainly after 1pm.  Mostly cloudy, with a high near 17. Wind chill values between zero and 5. West wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    High: 17 °F

    Chance Snow
    Showers then
    Snow Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 50 percent chance of snow showers.  Mostly cloudy, with a low around 3. Northwest wind 10 to 15 mph, with gusts as high as 35 mph.

    Low: 3 °F

    Chance Snow
    Showers

  • Thursday

    Thursday: A 50 percent chance of snow showers.  Mostly cloudy and cold, with a high near 7.

    High: 7 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of snow showers.  Mostly cloudy, with a low around -10.

    Low: -10 °F

    Chance Snow
    Showers

  • Friday

    Friday: A chance of snow showers.  Mostly cloudy and cold, with a high near 0.

    High: 0 °F

    Chance Snow
    Showers

Detailed Forecast

Overnight
Snow showers. Patchy blowing snow. Low around 1. Wind chill values between -15 and -20. Blustery, with a northwest wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of around an inch possible.
Tuesday
Snow showers likely, mainly after 5pm. Patchy blowing snow. Cloudy, with a high near 13. Wind chill values between -5 and -15. Breezy, with a west wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Tuesday Night
Snow showers. Low around 10. Wind chill values between -5 and zero. Breezy, with a west wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Wednesday
Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 17. Wind chill values between zero and 5. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Wednesday Night
A 50 percent chance of snow showers. Mostly cloudy, with a low around 3. Northwest wind 10 to 15 mph, with gusts as high as 35 mph.
Thursday
A 50 percent chance of snow showers. Mostly cloudy and cold, with a high near 7.
Thursday Night
A 50 percent chance of snow showers. Mostly cloudy, with a low around -10.
Friday
A chance of snow showers. Mostly cloudy and cold, with a high near 0.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around -4.
Saturday
Mostly cloudy and cold, with a high near 4.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around -1.
Sunday
A chance of snow showers. Mostly cloudy and cold, with a high near 10.
Sunday Night
A chance of snow showers. Mostly cloudy, with a low around 2.
Monday
Mostly cloudy, with a high near 13.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Copper Harbor MI
 47.47°N 87.98°W (Elev. 889 ft)
1:07 am EST Jan 20, 2026
1am EST Jan 20, 2026-6pm EST Jan 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database