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: 257 AM EDT Wed May 13 2026




Today: Northwest wind 10 to 20 knots with gusts to around 30 knots. Chance of showers early in the morning, then chance of drizzle in the morning. Slight chance of showers in the morning. waves 2 to 4 feet.

Tonight: Northwest wind 10 to 15 knots. Mostly clear. Waves 2 to 3 feet.

Thursday: Northwest wind 5 to 10 knots. Sunny. Waves 2 feet or less.

Thursday Night: South wind 5 to 10 knots. Partly cloudy. 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)

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