Coastal Waters Forecast for Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM offshore to Mid Lake (LMZ675) (Text-Only)
NWS Forecast for: Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM offshore to Mid Lake (LMZ675)
Issued by: National Weather Service Milwaukee, WI
Last Update: 245 PM CDT Sun May 18 2025


Tonight: North winds 15 to 25 kt becoming northeast 10 to 20 kt. Waves 4 to 6 ft occasionally to 8 ft.

Monday: Northeast winds 10 to 20 kt becoming north 15 to 25 kt. Waves 4 to 6 ft occasionally to 8 ft.

Monday Night: Northeast winds 15 to 25 kt becoming east to 30 kt. Chance of rain showers overnight. Waves 4 to 6 ft occasionally to 8 ft building to 5 to 8 ft occasionally to 10 ft.

Tuesday: East winds to 30 kt. Showers. Waves 6 to 9 ft occasionally to 12 ft.

Tuesday Night: East winds to 30 kt. Showers in the evening, then showers likely overnight. Waves 5 to 8 ft occasionally to 10 ft.

Wednesday: Northeast winds 15 to 25 kt becoming north to 30 kt. Showers likely in the morning, then chance of showers in the afternoon. Waves 6 to 9 ft occasionally to 12 ft.

Wednesday Night: North winds 15 to 25 kt diminishing to 10 to 20 kt. Chance of showers. Waves 5 to 8 ft occasionally to 10 ft subsiding to 4 to 7 ft occasionally to 9 ft.

Thursday: North winds 15 to 25 kt increasing to 30 kt. Waves 5 to 8 ft occasionally to 10 ft.

Friday: Northwest winds 10 to 20 kt becoming north. Waves 3 to 5 ft.







Zone Forecast: Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM offshore to Mid Lake (LMZ675)

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