7-Day Forecast 42.58°N 82.57°W (Text-Only)
NWS Forecast for: Harsens Island MI
Issued by: National Weather Service Detroit/Pontiac, MI
Last Update: 5:13 am EDT Jul 19, 2025
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  • Today

    Today: Scattered showers between 4pm and 5pm, then scattered showers and thunderstorms after 5pm.  Mostly sunny, with a high near 83. Light south southeast wind becoming south 5 to 10 mph in the morning.  Chance of precipitation is 30%.

    High: 83 °F

    Sunny then
    Scattered
    Showers

  • Tonight

    Tonight: Showers and thunderstorms before 2am, then a chance of showers between 2am and 4am.  Low around 66. South wind 6 to 8 mph becoming west after midnight. Winds could gust as high as 20 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Showers


  • Sunday

    Sunday: Cloudy through mid morning, then gradual clearing, with a high near 78. North wind 6 to 9 mph.

    High: 78 °F

    Gradual
    Clearing

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around 59. North northeast wind 3 to 7 mph.

    Low: 59 °F

    Mostly Clear


  • Monday

    Monday: Sunny, with a high near 79. North northeast wind 3 to 7 mph.

    High: 79 °F

    Sunny


  • Monday
    Night

    Monday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear


  • Tuesday

    Tuesday: Sunny, with a high near 80.

    High: 80 °F

    Sunny


  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy


  • Wednesday

    Wednesday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny




  • Today: Scattered showers between 4pm and 5pm, then scattered showers and thunderstorms after 5pm. Mostly sunny, with a high near 83. Light south southeast wind becoming south 5 to 10 mph in the morning. Chance of precipitation is 30%.

    Tonight: Showers and thunderstorms before 2am, then a chance of showers between 2am and 4am. Low around 66. South wind 6 to 8 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Sunday: Cloudy through mid morning, then gradual clearing, with a high near 78. North wind 6 to 9 mph.

    Sunday Night: Mostly clear, with a low around 59. North northeast wind 3 to 7 mph.

    Monday: Sunny, with a high near 79. North northeast wind 3 to 7 mph.

    Monday Night: Mostly clear, with a low around 58.

    Tuesday: Sunny, with a high near 80.

    Tuesday Night: Partly cloudy, with a low around 65.

    Wednesday: Mostly sunny, with a high near 88.

    Wednesday Night: A chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Partly cloudy, with a low around 73.

    Thursday: A chance of showers and thunderstorms. Mostly sunny, with a high near 90.

    Thursday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 69.

    Friday: A chance of showers and thunderstorms. Mostly sunny, with a high near 86.



    Harsens Island MI
     42.58°N 82.57°W (Elev. 577 ft)

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