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: 1100 AM EDT Tue Jun 9 2026




Rest Of Today: Northeast wind less than 10 knots. Partly cloudy. A slight chance of showers by late morning. Patchy dense fog through the day. Waves calm to 1 foot.

Tonight: East wind less than 10 knots. Mostly cloudy. Patchy fog through the night. Waves calm to 1 foot.

Wednesday: East wind 5 to 15 knots veering southeast 10 to 15 knots in the afternoon. Gusts up to 24 knots. Mostly cloudy. Patchy fog in the morning. A chance of showers and a slight chance of thunderstorms in the afternoon. Waves building to 2 to 4 feet.

Wednesday Night: South wind 10 to 15 knots veering southwest after midnight. Gusts up to 23 knots. Cloudy with showers likely and a chance of thunderstorms in the evening, then partly cloudy after midnight. Waves subsiding to 1 to 2 feet.







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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