Coastal Waters Forecast for Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM offshore to mid lake (LMZ563) (Text-Only)
NWS Forecast for: Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM offshore to mid lake (LMZ563)
Issued by: National Weather Service Green Bay, WI
Last Update: 304 AM CDT Sun Jul 12 2026




Today: South winds 10 to 15 kt becoming southwest 10 to 20 kt. Waves 2 to 4 ft.

Tonight: Southwest winds 10 to 20 kt. Waves 2 to 4 ft.

Monday: Southwest winds 10 to 20 kt. Waves 1 to 3 ft.

Monday Night: Southwest winds 10 to 20 kt. Waves 1 to 3 ft.

Tuesday: West winds 15 to 25 kt becoming southwest to 30 kt. Waves 2 to 4 ft.

Tuesday Night: West winds 15 to 25 kt becoming northwest 10 to 15 kt. Waves 2 to 4 ft.

Wednesday: North winds 10 to 15 kt increasing to 10 to 20 kt. Waves 1 to 3 ft.

Thursday: North winds 10 to 15 kt becoming northwest 10 to 20 kt. Waves 1 to 2 ft.







Zone Forecast: Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM offshore to mid lake (LMZ563)

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