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

Excessive Rainfall Areas Today; Tropical Storm Jerry Forms

Heavy to excessive rainfall is possible today and tonight ahead of and along a cold front crossing portions of Kentucky, middle Tennessee, the Ohio Valley and New Mexico. Tropical Storm Jerry, the tenth named storm of the 2025 season, has formed over the central tropical Atlantic. Jerry is expected to be near or north of the northern Leeward Islands on Thursday and Friday. Read More >

Hazardous Weather Conditions

Current conditions at

Copper Harbor (KP59)

Lat: 47.47°NLon: 87.88°WElev: 623ft.

54°F

12°C

Humidity 57%
Wind Speed N 18 G 29 mph
Barometer 30.07 in (1018.1 mb)
Dewpoint 39°F (4°C)
Visibility NA
Wind Chill49°F (9°C)
Last update 7 Oct 2:51 pm EDT
Extended Forecast for

14 Miles SW Isle Royale National Park MI

Frost Advisory October 8, 12:00am until October 8, 10:00am
Click here for hazard details and duration
Frost Advisory

  • This Afternoon

    This Afternoon: Sunny, with a high near 54. Northwest wind around 15 mph, with gusts as high as 25 mph.

    High: 54 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 37. North wind around 10 mph, with gusts as high as 20 mph.

    Low: 37 °F

    Mostly Clear

  • Wednesday

    Wednesday: Patchy frost between 7am and 8am. Otherwise, sunny, with a high near 54. North wind around 5 mph becoming southwest in the afternoon.

    High: 54 °F

    Patchy Frost
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 42. South wind 5 to 10 mph.

    Low: 42 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 62. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 62 °F

    Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 52.

    Low: 52 °F

    Increasing
    Clouds

  • Friday

    Friday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 54. Northwest wind around 15 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 37. North wind around 10 mph, with gusts as high as 20 mph.
Wednesday
Patchy frost between 7am and 8am. Otherwise, sunny, with a high near 54. North wind around 5 mph becoming southwest in the afternoon.
Wednesday Night
Mostly clear, with a low around 42. South wind 5 to 10 mph.
Thursday
Sunny, with a high near 62. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Increasing clouds, with a low around 52.
Friday
Partly sunny, with a high near 61.
Friday Night
Partly cloudy, with a low around 50.
Saturday
Mostly sunny, with a high near 61.
Saturday Night
Partly cloudy, with a low around 53.
Sunday
A chance of showers. Partly sunny, with a high near 64.
Sunday Night
Showers likely. Mostly cloudy, with a low around 53.
Columbus Day
Showers likely. Partly sunny, with a high near 62.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
14 Miles SW Isle Royale National Park MI
 48°N 88.85°W (Elev. 702 ft)
Last Update:
3:10 pm EDT Oct 7, 2025
Forecast Valid:
3pm EDT Oct 7, 2025-6pm EDT Oct 13, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation