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

Copper Harbor (KP59)

Lat: 47.47°NLon: 87.88°WElev: 623ft.

84°F

29°C

Humidity 29%
Wind Speed W 9 G 22 mph
Barometer 29.82 in (1008.8 mb)
Dewpoint 48°F (9°C)
Visibility NA
Heat Index82°F (28°C)
Last update 1 Sep 4:51 pm EDT
Extended Forecast for

5 Miles SSW Isle Royale National Park MI

  • Tonight

    Tonight: Partly cloudy, with a low around 61. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 61 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Cloudy, then gradually becoming mostly sunny, with a high near 76. Northwest wind around 5 mph becoming calm in the afternoon.

    High: 76 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 60. Southwest wind around 5 mph becoming calm.

    Low: 60 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 74. North wind around 5 mph becoming east in the afternoon.

    High: 74 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 60. East wind around 5 mph.

    Low: 60 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 72.

    High: 72 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 59.

    Low: 59 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 72.

    High: 72 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of showers after 2am. Mostly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 61. West wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
Cloudy, then gradually becoming mostly sunny, with a high near 76. Northwest wind around 5 mph becoming calm in the afternoon.
Wednesday Night
Partly cloudy, with a low around 60. Southwest wind around 5 mph becoming calm.
Thursday
Mostly sunny, with a high near 74. North wind around 5 mph becoming east in the afternoon.
Thursday Night
Partly cloudy, with a low around 60. East wind around 5 mph.
Friday
Partly sunny, with a high near 72.
Friday Night
Mostly cloudy, with a low around 59.
Saturday
Partly sunny, with a high near 72.
Saturday Night
A chance of showers after 2am. Mostly cloudy, with a low around 60.
Sunday
A chance of showers before 2pm. Partly sunny, with a high near 74.
Sunday Night
Mostly cloudy, with a low around 56.
Labor Day
Partly sunny, with a high near 67.
Monday Night
A chance of showers. Mostly cloudy, with a low around 56.
Tuesday
A chance of showers. Mostly cloudy, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Isle Royale National Park MI
 48.07°N 88.66°W (Elev. 748 ft)
Last Update:
4:17 pm EDT Sep 1, 2026
Forecast Valid:
5pm EDT Sep 1, 2026-6pm EDT Sep 8, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation