National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Impactful Snow late Thursday into Friday

A winter storm is expected to impact the Great Lakes this weekend, with potential for a wide range of hazards including heavy snow, a wintry mix, and heavy rain and thunderstorm potential. Expect forecast refinements in the coming days. Read More >

Hazardous Weather Conditions

Current conditions at

Mackinac Island Airport (KMCD)

Lat: 45.87°NLon: 84.63°WElev: 738ft.

Overcast

25°F

-4°C

Humidity 86%
Wind Speed NW 14 G 28 mph
Barometer 29.89 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 12 Mar 1:56 am EDT
Extended Forecast for

Mackinac Island MI

Winter Storm Watch March 12, 08:00pm until March 13, 08:00pm
Click here for hazard details and duration
Winter Storm Watch

  • Overnight

    Overnight: Mostly cloudy, with a low around 22. Northwest wind around 15 mph.

    Low: 22 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 29. Northwest wind 10 to 15 mph.

    High: 29 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Snow, mainly after 2am. The snow could be heavy at times. Low around 22. Breezy, with a southwest wind 10 to 15 mph becoming southeast 20 to 25 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of around 4 inches.

    Low: 22 °F

    Slight Chance
    Snow then
    Heavy Snow
    and Breezy

  • Friday

    Friday: Snow. The snow could be heavy at times. High near 32. Windy, with a southeast wind 25 to 30 mph becoming northeast in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 90%. New snow accumulation of around 4 inches.

    High: 32 °F

    Heavy Snow
    and Windy

  • Friday Night

    Friday Night: Snow likely before 8pm, then a slight chance of snow showers between 8pm and 2am. Mostly cloudy, with a low around 15. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 15 °F

    Blustery.
    Snow Likely
    then Slight
    Chance Snow
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 27.

    High: 27 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy

  • Sunday

    Sunday: Snow showers likely, mainly after 2pm. Mostly cloudy, with a high near 28. Breezy.

    High: 28 °F

    Snow Showers
    Likely and
    Breezy

  • Sunday Night

    Sunday Night: Snow showers. Mostly cloudy, with a low around 15. Blustery.

    Low: 15 °F

    Snow Showers
    and Blustery

Detailed Forecast

Overnight
Mostly cloudy, with a low around 22. Northwest wind around 15 mph.
Thursday
Partly sunny, with a high near 29. Northwest wind 10 to 15 mph.
Thursday Night
Snow, mainly after 2am. The snow could be heavy at times. Low around 22. Breezy, with a southwest wind 10 to 15 mph becoming southeast 20 to 25 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of around 4 inches.
Friday
Snow. The snow could be heavy at times. High near 32. Windy, with a southeast wind 25 to 30 mph becoming northeast in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 90%. New snow accumulation of around 4 inches.
Friday Night
Snow likely before 8pm, then a slight chance of snow showers between 8pm and 2am. Mostly cloudy, with a low around 15. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Saturday
Partly sunny, with a high near 27.
Saturday Night
Mostly cloudy, with a low around 19.
Sunday
Snow showers likely, mainly after 2pm. Mostly cloudy, with a high near 28. Breezy.
Sunday Night
Snow showers. Mostly cloudy, with a low around 15. Blustery.
Monday
Snow showers likely, mainly before 8am. Mostly cloudy, with a high near 19. Blustery.
Monday Night
A chance of snow showers. Mostly cloudy, with a low around 7. Blustery.
Tuesday
Partly sunny, with a high near 21.
Tuesday Night
Mostly cloudy, with a low around 10.
Wednesday
Partly sunny, with a high near 28.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mackinac Island MI
 45.86°N 84.62°W (Elev. 768 ft)
Last Update:
1:11 am EDT Mar 12, 2026
Forecast Valid:
2am EDT Mar 12, 2026-6pm EDT Mar 18, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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