Coastal Waters Forecast for Sheboygan to Port Washington WI (LMZ643) (Text-Only)
NWS Forecast for: Sheboygan to Port Washington WI (LMZ643)
Issued by: National Weather Service Milwaukee, WI
Last Update: 505 PM CDT Fri Jul 18 2025
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Tonight: South wind 5 to 10 knots. Partly cloudy through around midnight then becoming mostly cloudy. Waves around 1 foot.

Saturday: South wind 5 to 10 knots veering west late in the afternoon. Showers likely in the morning. Chance of thunderstorms through the day. Chance of showers in the afternoon. Waves around 1 foot.

Saturday Night: North wind 5 to 10 knots rising to 10 to 15 knots in the late evening and overnight. Chance of showers and thunderstorms through around midnight. Waves 1 to 2 feet.

Sunday: Northeast wind 10 to 15 knots. Mostly sunny. Waves 1 to 2 feet.







Zone Forecast: Sheboygan to Port Washington WI (LMZ643)

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