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: 229 PM EDT Wed Mar 18 2026
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Through Early Evening: South wind 10 to 20 knots. Gusts to 25 knots. Scattered snow showers and patchy freezing drizzle. Waves 2 feet or less.

Tonight: Southwest wind 10 to 15 knots. Scattered snow showers and patchy freezing drizzle. Waves 2 feet or less.

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

Thursday Night: South wind 5 to 10 knots. Snow showers and showers likely. Waves 2 feet or less.

Friday: West wind 10 to 15 knots. Chance of rain and snow showers. Waves 2 feet or less.

wave heights are valid for ice free areas.

see the open lakes forecast for days 3 through 5.







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

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