Coastal Waters Forecast for Portage Lake to Huron Island MI to Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays (LSZ247) (Text-Only)
NWS Forecast for: Portage Lake to Huron Island MI to Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays (LSZ247)
Issued by: National Weather Service Marquette, MI
Last Update: 502 PM EDT Sat Jul 12 2025




Late This Afternoon: West wind less than 10 knots with gusts up to 18 knots. Partly cloudy with a chance of showers and thunderstorms. Waves calm to 1 foot.

Tonight: Southwest wind 5 to 15 knots. Partly cloudy. Areas of smoke. Waves calm to 1 foot.

Sunday: Southwest wind 5 to 15 knots. Partly cloudy. Areas of smoke. Waves calm to 1 foot.

Sunday Night: Southwest wind less than 10 knots with gusts up to 20 knots. Mostly clear. A slight chance of showers and thunderstorms in the evening. Areas of smoke through the night. Waves calm to 1 foot.

Monday: West wind less than 10 knots veering northwest in the afternoon. Gusts up to 17 knots. Sunny. Waves calm to 1 foot.







Zone Forecast: Portage Lake to Huron Island MI to Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays (LSZ247)

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