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.

Partly Cloudy

68°F

20°C

Humidity 53%
Wind Speed W 17 mph
Barometer 29.98 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 10 Sep 12:55 pm EDT
Extended Forecast for

Mackinac Island MI

  • This Afternoon

    This Afternoon: Sunny, with a high near 69. West wind around 15 mph.

    High: 69 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 51. Northwest wind around 5 mph becoming south after midnight.

    Low: 51 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 75. Southwest wind 10 to 15 mph.

    High: 75 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 61. South wind 5 to 10 mph.

    Low: 61 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 74. South wind around 15 mph, with gusts as high as 30 mph.

    High: 74 °F

    Partly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 55.

    Low: 55 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers after 2am. Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy
    then Chance
    Showers

  • Monday

    Monday: Showers likely, mainly after 2pm. Mostly sunny, with a high near 67.

    High: 67 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Sunny, with a high near 69. West wind around 15 mph.
Tonight
Clear, with a low around 51. Northwest wind around 5 mph becoming south after midnight.
Friday
Sunny, with a high near 75. Southwest wind 10 to 15 mph.
Friday Night
Partly cloudy, with a low around 61. South wind 5 to 10 mph.
Saturday
A 30 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 74. South wind around 15 mph, with gusts as high as 30 mph.
Saturday Night
A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 55.
Sunday
Mostly sunny, with a high near 67.
Sunday Night
A chance of showers after 2am. Partly cloudy, with a low around 51.
Monday
Showers likely, mainly after 2pm. Mostly sunny, with a high near 67.
Monday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 56. Breezy.
Tuesday
A chance of showers. Partly sunny, with a high near 67. Breezy.
Tuesday Night
Mostly cloudy, with a low around 51.
Wednesday
Mostly sunny, with a high near 66.
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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:
12:11 pm EDT Sep 10, 2026
Forecast Valid:
1pm EDT Sep 10, 2026-6pm EDT Sep 16, 2026
 
Forecast Discussion
 
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Additional Resources

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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