Coastal Waters Forecast for Manitou Island to Point Isabelle MI (LSZ245) (Text-Only)
NWS Forecast for: Manitou Island to Point Isabelle MI (LSZ245)
Issued by: National Weather Service Marquette, MI
Last Update: 1101 AM EDT Mon Sep 14 2026




Rest Of Today: South wind 5 to 15 knots backing southeast 15 to 20 knots late. Gusts up to 31 knots in the afternoon. Partly cloudy. Waves calm to 1 foot building to 2 to 4 feet.

Tonight: South wind up to 30 knots becoming 20 to 25 knots late. Gale force gusts up to 38 knots. Showers and a slight chance of thunderstorms through midnight, then a slight chance of showers late. Waves building to 6 to 9 feet occasionally to 11 feet, then subsiding to 4 to 7 feet occasionally to 9 feet.

Tuesday: Southwest wind up to 30 knots veering west in the afternoon. Storm force gusts up to 48 knots. Mostly sunny. Waves subsiding to 3 to 6 feet occasionally to 8 feet, then building to 11 to 15 feet occasionally to 19 feet.

Tuesday Night: West wind 15 to 25 knots with gusts up to 33 knots becoming northwest 5 to 15 knots after midnight. Clear. Waves subsiding to 1 to 2 feet.







Zone Forecast: Manitou Island to Point Isabelle MI (LSZ245)

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