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: 248 PM EDT Fri Oct 17 2025
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Through Early Evening: South wind 10 to 20 knots. Mostly cloudy. Waves 2 feet or less.

Tonight: South wind 10 to 15 knots. Scattered showers and slight chance of thunderstorms. Waves 2 feet or less.

Saturday: Southwest wind 5 to 10 knots. Scattered showers. Waves 2 feet or less.

Saturday Night: Southeast wind 5 to 10 knots. Rain showers. Waves 2 feet or less.

Sunday: Northwest wind 15 to 25 knots with gusts to around 35 knots. Rain showers. Waves 3 to 5 feet.

winds and waves higher in the vicinity of thunderstorms.

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)

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