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City of Mackinac Island, MIMackinac Island, MI 7-Day Night Weather Forecast
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Mackinac Island, MI Weather Forecast
Mackinac Island, MI Weather Forecast Date: 612 AM EDT Wed Oct 21 2026
The area/counties/county of: Mackinac Island/Bois Blanc Island, including the city of Mackinac Island.or toggle through each period.
Today... Partly sunny. Highs in the lower 60s. Southwest winds 5 to 10 mph with gusts to around 20 mph.
Tonight... Partly cloudy. Lows in the lower 40s. West winds around 5 mph shifting to the north after midnight.
Thursday... Partly sunny. Highs in the mid 50s. East winds around 5 mph.
Thursday Night... Mostly clear. Lows in the upper 30s. Southeast winds 5 to 10 mph.
Friday... Mostly sunny. Highs in the upper 50s. Southeast winds 5 to 10 mph.
Friday Night... Partly cloudy. Lows in the lower 40s.
Saturday... Partly sunny. Highs in the mid 60s.
Saturday Night... Partly cloudy. Lows in the upper 40s.
Sunday... Mostly cloudy. Highs in the lower 60s.
Sunday Night... Partly cloudy. Colder. Lows in the upper 30s.
Monday... Partly sunny. Highs in the lower 50s.
Monday Night... Partly cloudy. Lows in the mid 30s.
POP = Probability of Precipitation
Mackinac Island Radar Loop
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