Coastal Waters Forecast for Point Isabelle to Lower Entrance of Portage Canal MI (LSZ246) (Text-Only)
NWS Forecast for: Point Isabelle to Lower Entrance of Portage Canal MI (LSZ246)
Issued by: National Weather Service Marquette, MI
Last Update: 1100 PM EDT Thu Sep 10 2026




Rest Of Tonight: Southwest wind 5 to 15 knots with gusts up to 23 knots. Mostly clear. Waves calm to 1 foot building to 1 to 2 feet.

Friday: Southwest wind 10 to 15 knots with gusts up to 27 knots. Mostly sunny through early afternoon then becoming mostly cloudy. Waves building to 2 to 3 feet, then subsiding to 1 to 2 feet.

Friday Night: Southwest wind 10 to 15 knots with gusts up to 26 knots. Cloudy. A slight chance of showers and thunderstorms in the evening, then showers likely and a chance of thunderstorms after midnight. Waves building to 2 to 3 feet.

Saturday: West wind 15 to 25 knots with gale force gusts up to 34 knots. Mostly sunny. A slight chance of showers in the morning. Waves building to 2 to 4 feet.







Zone Forecast: Point Isabelle to Lower Entrance of Portage Canal MI (LSZ246)

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