
Surf & Wind Alerts for Mackinac Island
Lat Long: 45.77° N 84.37° W
Issued: 7 pm 22 Jun 2026 (local time)
Forecast update in hr min
Today's Mackinac Island sea temperature is
11.8° C
3.8°C warmer than normal for this time of year
Mackinac Island surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.