Coastal Waters Forecast for Wind Point WI to Winthrop Harbor IL (LMZ646) (Text-Only)
NWS Forecast for: Wind Point WI to Winthrop Harbor IL (LMZ646)
Issued by: National Weather Service Milwaukee, WI
Last Update: 1110 PM CST Wed Dec 24 2025




Rest Of Tonight: Northwest wind 5 knots becoming north after midnight, then rising to 10 to 15 knots with gusts to around 20 knots early in the morning. Patchy drizzle around midnight. Waves 1 to 2 feet.

Thursday: Northeast wind 15 to 20 knots veering east late in the afternoon. Mostly cloudy. Waves 3 to 4 feet building to 4 to 6 feet.

Thursday Night: East wind 15 to 25 knots veering southeast early in the morning. Rain after midnight. Waves 4 to 6 feet building to 6 to 8 feet.

Friday: Southeast wind 15 to 20 knots becoming south 10 to 15 knots late in the morning, then becoming northwest 5 to 10 knots in the afternoon. Rain likely in the morning. Waves 4 to 6 feet subsiding to 3 to 4 feet.

wave heights are for ice free areas.







Zone Forecast: Wind Point WI to Winthrop Harbor IL (LMZ646)

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