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: 1019 PM EDT Mon Aug 17 2026


Overnight: Southwest wind 10 to 15 knots. Partly cloudy. Waves 2 feet or less.

Tuesday: West wind 10 to 15 knots. Scattered showers and thunderstorms. Waves 2 feet or less.

Tuesday Night: Northwest wind 5 to 10 knots. Mostly clear. Waves 2 feet or less.

Wednesday: West wind 10 to 15 knots. Sunny. Waves 2 feet or less.

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)

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