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Coastal Waters Forecast for St Ignace to False Detour Channel (LHZ346) (Text-Only)
NWS Forecast for: St Ignace to False Detour Channel (LHZ346)
Issued by: National Weather Service Gaylord, MI
Last Update: 254 AM EDT Sat Sep 19 2026


Today: Southeast wind 10 to 15 knots. Partly cloudy early in the morning then becoming partly sunny. Waves 2 to 3 feet.

Tonight: East wind 5 to 10 knots. Slight chance of showers. Waves 2 feet or less.

Sunday: North wind 10 to 15 knots. Mostly sunny. Waves 2 feet or less.

Sunday Night: Northeast wind 10 to 15 knots. Partly cloudy. Waves 2 feet or less.

see the open lakes forecast for days 3 through 5.







Zone Forecast: St Ignace to False Detour Channel (LHZ346)

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