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

Mackinac Island Airport (KMCD)

Lat: 45.87°NLon: 84.63°WElev: 738ft.

Fair

70°F

21°C

Humidity 69%
Wind Speed N 6 mph
Barometer 30.00 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 13 Aug 8:55 pm EDT
Extended Forecast for

Mackinac Island MI

  • Tonight

    Tonight: Mostly clear, with a low around 57. West wind 5 to 10 mph becoming north after midnight.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 75. North wind around 5 mph becoming southeast in the afternoon.

    High: 75 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 62. Northeast wind around 5 mph becoming east after midnight.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 73. Southeast wind 10 to 15 mph.

    High: 73 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers, with thunderstorms also possible after 5am. Mostly cloudy, with a low around 63. Southeast wind 10 to 15 mph becoming south after midnight. Chance of precipitation is 50%.

    Low: 63 °F

    Chance
    Showers

  • Sunday

    Sunday: A 40 percent chance of showers before 2pm. Mostly cloudy, with a high near 73.

    High: 73 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 57. West wind 5 to 10 mph becoming north after midnight.
Friday
Sunny, with a high near 75. North wind around 5 mph becoming southeast in the afternoon.
Friday Night
Mostly clear, with a low around 62. Northeast wind around 5 mph becoming east after midnight.
Saturday
Mostly sunny, with a high near 73. Southeast wind 10 to 15 mph.
Saturday Night
A chance of showers, with thunderstorms also possible after 5am. Mostly cloudy, with a low around 63. Southeast wind 10 to 15 mph becoming south after midnight. Chance of precipitation is 50%.
Sunday
A 40 percent chance of showers before 2pm. Mostly cloudy, with a high near 73.
Sunday Night
Partly cloudy, with a low around 59.
Monday
Mostly sunny, with a high near 73.
Monday Night
Mostly clear, with a low around 61.
Tuesday
Mostly sunny, with a high near 73.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 62.
Wednesday
Showers likely. Partly sunny, with a high near 73.
Wednesday Night
A chance of showers. Partly cloudy, with a low around 59.
Thursday
Mostly sunny, with a high near 71.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mackinac Island MI
 45.86°N 84.62°W (Elev. 768 ft)
Last Update:
9:11 pm EDT Aug 13, 2026
Forecast Valid:
9pm EDT Aug 13, 2026-6pm EDT Aug 20, 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