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

75°F

24°C

Humidity 78%
Wind Speed Vrbl 3 mph
Barometer 30.02 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 7 Aug 1:35 pm EDT
Extended Forecast for

Mackinac Island MI

  • This Afternoon

    This Afternoon: A 20 percent chance of showers after 2pm. Sunny, with a high near 76. East wind around 5 mph.

    High: 76 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly after 11pm. Increasing clouds, with a low around 65. East wind 5 to 10 mph becoming southwest after midnight.

    Low: 65 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 76. West wind 10 to 15 mph.

    High: 76 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 62. West wind 5 to 10 mph becoming southwest after midnight.

    Low: 62 °F

    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 78. Southwest wind 10 to 15 mph. Chance of precipitation is 30%.

    High: 78 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 61.

    Low: 61 °F

    Chance
    Showers

  • Monday

    Monday: Partly sunny, with a high near 76.

    High: 76 °F

    Partly Sunny

  • Monday Night

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

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers after 2pm. Sunny, with a high near 76. East wind around 5 mph.
Tonight
A 50 percent chance of showers and thunderstorms, mainly after 11pm. Increasing clouds, with a low around 65. East wind 5 to 10 mph becoming southwest after midnight.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 76. West wind 10 to 15 mph.
Saturday Night
Mostly clear, with a low around 62. West wind 5 to 10 mph becoming southwest after midnight.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 78. Southwest wind 10 to 15 mph. Chance of precipitation is 30%.
Sunday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 61.
Monday
Partly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Partly cloudy, with a low around 59.
Wednesday
A chance of showers. Mostly sunny, with a high near 75.
Wednesday Night
A chance of showers. Partly cloudy, with a low around 57.
Thursday
Mostly sunny, with a high near 72.
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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:
1:11 pm EDT Aug 7, 2026
Forecast Valid:
1pm EDT Aug 7, 2026-6pm EDT Aug 13, 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