Coastal Waters Forecast for Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island (LHZ345) (Text-Only)
NWS Forecast for: Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island (LHZ345)
Issued by: National Weather Service Gaylord, MI
Last Update: 220 PM EDT Tue Apr 28 2026




Tonight: Northwest wind 10 to 15 knots with gusts up to 25 knots decreasing to 5 to 10 knots after midnight. Mostly cloudy. Waves 2 to 3 feet.

Wednesday: Northwest wind 10 to 15 knots. Partly sunny. Waves 2 feet or less.

Wednesday Night: Northwest wind 10 to 15 knots. Partly cloudy. Waves 2 feet or less.

Thursday: Northwest wind 10 to 15 knots. Partly sunny. Waves 2 feet or less.

see the open lakes forecast for days 3 through 5.







Zone Forecast: Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island (LHZ345)

Visit your local NWS office at: https://www.weather.gov/apx