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.

Overcast

48°F

9°C

Humidity 82%
Wind Speed SE 5 mph
Barometer 30.26 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 15 Oct 6:55 am EDT
Extended Forecast for

Mackinac Island MI

  • Today

    Today: A 30 percent chance of showers after 5pm. Cloudy, with a high near 55. Southeast wind 10 to 15 mph.

    High: 55 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tonight

    Tonight: Showers. Low around 41. Southeast wind 10 to 15 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 41 °F

    Showers

  • Friday

    Friday: A 40 percent chance of showers between noon and 2pm. Mostly cloudy, with a high near 51. Breezy, with a north wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 51 °F

    Chance
    Showers and
    Breezy

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 34. Breezy, with a north wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph.

    Low: 34 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 54. Breezy, with a west wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 54 °F

    Sunny then
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Clear, with a low around 45.

    Low: 45 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 59. Breezy.

    High: 59 °F

    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 48. Breezy.

    Low: 48 °F

    Mostly Clear
    and Breezy

  • Monday

    Monday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

Detailed Forecast

Today
A 30 percent chance of showers after 5pm. Cloudy, with a high near 55. Southeast wind 10 to 15 mph.
Tonight
Showers. Low around 41. Southeast wind 10 to 15 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Friday
A 40 percent chance of showers between noon and 2pm. Mostly cloudy, with a high near 51. Breezy, with a north wind 15 to 20 mph, with gusts as high as 35 mph.
Friday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 34. Breezy, with a north wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph.
Saturday
Sunny, with a high near 54. Breezy, with a west wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Saturday Night
Clear, with a low around 45.
Sunday
Sunny, with a high near 59. Breezy.
Sunday Night
Mostly clear, with a low around 48. Breezy.
Monday
Mostly sunny, with a high near 59.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Sunny, with a high near 60.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Mostly sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mackinac Island MI
 45.86°N 84.62°W (Elev. 768 ft)
Last Update:
5:11 am EDT Oct 15, 2026
Forecast Valid:
7am EDT Oct 15, 2026-6pm EDT Oct 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation