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

36°F

2°C

Humidity 60%
Wind Speed S 3 mph
Barometer 30.13 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 29 Mar 10:15 am EDT
Extended Forecast for

Saint Ignace MI

  • Today

    Today: Mostly cloudy, with a high near 41. Southeast wind 5 to 10 mph becoming southwest in the afternoon.

    High: 41 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 29. East wind around 5 mph becoming west after midnight.

    Low: 29 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 43. West wind around 5 mph becoming northeast in the afternoon.

    High: 43 °F

    Partly Sunny

  • Monday Night

    Monday Night: Showers likely. Mostly cloudy, with a low around 33. East wind 5 to 10 mph. Chance of precipitation is 70%.

    Low: 33 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 38. East wind around 10 mph. Chance of precipitation is 70%.

    High: 38 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of rain showers before 11pm, then a chance of snow showers between 11pm and 2am. Mostly cloudy, with a low around 22. Chance of precipitation is 30%.

    Low: 22 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 33.

    High: 33 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 32.

    High: 32 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 41. Southeast wind 5 to 10 mph becoming southwest in the afternoon.
Tonight
Mostly cloudy, with a low around 29. East wind around 5 mph becoming west after midnight.
Monday
Partly sunny, with a high near 43. West wind around 5 mph becoming northeast in the afternoon.
Monday Night
Showers likely. Mostly cloudy, with a low around 33. East wind 5 to 10 mph. Chance of precipitation is 70%.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 38. East wind around 10 mph. Chance of precipitation is 70%.
Tuesday Night
A chance of rain showers before 11pm, then a chance of snow showers between 11pm and 2am. Mostly cloudy, with a low around 22. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 33.
Wednesday Night
Partly cloudy, with a low around 19.
Thursday
Partly sunny, with a high near 32.
Thursday Night
A chance of snow showers before 2am, then a chance of rain and snow showers. Mostly cloudy, with a low around 26.
Friday
A chance of rain and snow showers. Mostly cloudy, with a high near 39.
Friday Night
A chance of showers. Mostly cloudy, with a low around 32.
Saturday
Showers likely. Mostly cloudy, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Ignace MI
 45.86°N 84.74°W (Elev. 692 ft)
Last Update:
10:10 am EDT Mar 29, 2026
Forecast Valid:
10am EDT Mar 29, 2026-6pm EDT Apr 4, 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