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.

Mostly Cloudy

72°F

22°C

Humidity 65%
Wind Speed NW 14 mph
Barometer 29.82 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 22 Aug 3:35 pm EDT
Extended Forecast for

Saint Ignace MI

  • This Afternoon

    This Afternoon: Isolated showers and thunderstorms. Mostly sunny, with a high near 73. Northwest wind around 10 mph. Chance of precipitation is 20%.

    High: 73 °F

    Isolated
    T-storms

  • Tonight

    Tonight: Isolated showers and thunderstorms before 8pm, then isolated showers after 11pm. Mostly clear, with a low around 51. Northwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 51 °F

    Isolated
    T-storms then
    Isolated
    Showers

  • Sunday

    Sunday: Scattered showers, mainly after 5pm. Partly sunny, with a high near 70. Northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    High: 70 °F

    Scattered
    Showers

  • Sunday Night

    Sunday Night: Scattered showers, mainly before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 48. Northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    Low: 48 °F

    Scattered
    Showers

  • Monday

    Monday: Sunny, with a high near 74. Northwest wind around 15 mph.

    High: 74 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Tuesday

    Tuesday: Patchy fog between 7am and 8am. Otherwise, mostly sunny, with a high near 77.

    High: 77 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers after 2am. Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: Showers likely, mainly after 8am. Partly sunny, with a high near 78.

    High: 78 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Isolated showers and thunderstorms. Mostly sunny, with a high near 73. Northwest wind around 10 mph. Chance of precipitation is 20%.
Tonight
Isolated showers and thunderstorms before 8pm, then isolated showers after 11pm. Mostly clear, with a low around 51. Northwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Sunday
Scattered showers, mainly after 5pm. Partly sunny, with a high near 70. Northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Sunday Night
Scattered showers, mainly before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 48. Northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Monday
Sunny, with a high near 74. Northwest wind around 15 mph.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Patchy fog between 7am and 8am. Otherwise, mostly sunny, with a high near 77.
Tuesday Night
A chance of showers after 2am. Partly cloudy, with a low around 57.
Wednesday
Showers likely, mainly after 8am. Partly sunny, with a high near 78.
Wednesday Night
Showers likely, mainly before 2am. Mostly cloudy, with a low around 59.
Thursday
A chance of showers. Partly sunny, with a high near 77.
Thursday Night
Partly cloudy, with a low around 54.
Friday
Sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Ignace MI
 45.88°N 84.74°W (Elev. 666 ft)
Last Update:
3:41 pm EDT Aug 22, 2026
Forecast Valid:
3pm EDT Aug 22, 2026-6pm EDT Aug 28, 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