National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Lake Effect Snow through Saturday: A Series of Storms Impact the West

Lake effect snow showers will continue through Saturday downwind of Lakes Erie, Ontario and the eastern portion of Lake Superior. A series of storm systems will continue to impact California and the Pacific Northwest through the weekend and into next week, bringing widespread rainfall, mountain snowfall, and gusty winds. Coastal flooding is expected in northern California. Read More >

Current conditions at

Copper Harbor (KP59)

Lat: 47.47°NLon: 87.88°WElev: 623ft.

Windy

18°F

-8°C

Humidity 77%
Wind Speed N 28 G 38 mph
Barometer 29.84 in (1012.3 mb)
Dewpoint 12°F (-11°C)
Visibility NA
Wind Chill-1°F (-18°C)
Last update 2 Jan 8:51 pm EST
Extended Forecast for

6 Miles E Isle Royale National Park MI

  • Tonight

    Tonight: A 30 percent chance of snow showers, mainly after 5am. Mostly cloudy, with a low around 6. Wind chill values between -5 and -10. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 6 °F

    Blustery.
    Mostly Cloudy
    then Chance
    Snow Showers

  • Saturday

    Saturday: Snow showers, mainly before 4pm. High near 14. Wind chill values between -10 and zero. Northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    High: 14 °F

    Snow Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 5. Wind chill values between -5 and -10. Blustery, with a northwest wind 15 to 20 mph.

    Low: 5 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 22. Wind chill values between -10 and zero. Northwest wind 5 to 10 mph becoming southwest in the afternoon.

    High: 22 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Snow showers likely, mainly before 1am. Cloudy, with a temperature rising to around 24 by 5am. Southeast wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 70%.

    Low: 15 °F⇑

    Snow Showers
    Likely

  • Monday

    Monday: Mostly cloudy, with a high near 28.

    High: 28 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Cloudy, with a low around 25.

    Low: 25 °F

    Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 31.

    High: 31 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of snow showers, mainly after 5am. Mostly cloudy, with a low around 6. Wind chill values between -5 and -10. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Saturday
Snow showers, mainly before 4pm. High near 14. Wind chill values between -10 and zero. Northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Saturday Night
Mostly cloudy, with a low around 5. Wind chill values between -5 and -10. Blustery, with a northwest wind 15 to 20 mph.
Sunday
Partly sunny, with a high near 22. Wind chill values between -10 and zero. Northwest wind 5 to 10 mph becoming southwest in the afternoon.
Sunday Night
Snow showers likely, mainly before 1am. Cloudy, with a temperature rising to around 24 by 5am. Southeast wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 70%.
Monday
Mostly cloudy, with a high near 28.
Monday Night
Cloudy, with a low around 25.
Tuesday
Mostly cloudy, with a high near 31.
Tuesday Night
Mostly cloudy, with a low around 23.
Wednesday
Mostly cloudy, with a high near 32.
Wednesday Night
Mostly cloudy, with a low around 26.
Thursday
Mostly cloudy, with a high near 34.
Thursday Night
Mostly cloudy, with a low around 26.
Friday
Mostly cloudy, with a high near 31.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles E Isle Royale National Park MI
 48.15°N 88.49°W (Elev. 741 ft)
Last Update:
8:38 pm EST Jan 2, 2026
Forecast Valid:
8pm EST Jan 2, 2026-6pm EST Jan 9, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation