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

Hazardous Weather Conditions

Current conditions at

Copper Harbor (KP59)

Lat: 47.47°NLon: 87.88°WElev: 623ft.

65°F

18°C

Humidity 81%
Wind Speed Calm
Barometer 30.07 in (1017.7 mb)
Dewpoint 59°F (15°C)
Visibility NA
Last update 11 Jul 5:51 pm EDT
Extended Forecast for

6 Miles WSW Isle Royale National Park MI

Heat Advisory July 12, 12:00pm until July 12, 09:00pm
Click here for hazard details and duration
Heat Advisory

  • Tonight

    Tonight: Increasing clouds, with a low around 61. South wind around 5 mph.

    Low: 61 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms before 9am. Mostly sunny, with a high near 89. Southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 89 °F

    Slight Chance
    T-storms then
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 66. Southwest wind 5 to 10 mph.

    Low: 66 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny and hot, with a high near 93. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 93 °F

    Hot

  • Monday Night

    Monday Night: Partly cloudy, with a low around 71. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 71 °F

    Mostly Clear
    and Breezy
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Sunny and hot, with a high near 94.

    High: 94 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 61. South wind around 5 mph.
Sunday
A 20 percent chance of showers and thunderstorms before 9am. Mostly sunny, with a high near 89. Southwest wind around 10 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 66. Southwest wind 5 to 10 mph.
Monday
Mostly sunny and hot, with a high near 93. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 71. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday
Sunny and hot, with a high near 94.
Tuesday Night
Mostly clear, with a low around 65.
Wednesday
Mostly sunny, with a high near 84.
Wednesday Night
Partly cloudy, with a low around 61.
Thursday
Partly sunny, with a high near 80.
Thursday Night
Partly cloudy, with a low around 58.
Friday
Mostly sunny, with a high near 78.
Friday Night
A chance of showers. Partly cloudy, with a low around 58.
Saturday
A chance of showers. Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WSW Isle Royale National Park MI
 48.08°N 88.72°W (Elev. 748 ft)
Last Update:
3:39 pm EDT Jul 11, 2026
Forecast Valid:
6pm EDT Jul 11, 2026-6pm EDT Jul 18, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation