FZUS53 KMKX 242010 NSHMKX Nearshore Marine Forecast National Weather Service Milwaukee/Sullivan WI 310 PM CDT Fri Oct 24 2025 For waters within five nautical miles of shore on Lake Michigan LMZ643-250900- Sheboygan to Port Washington WI- 310 PM CDT Fri Oct 24 2025 .THROUGH EARLY EVENING...Northwest wind 5 to 10 knots. Sunny. Waves around 1 foot. .TONIGHT...North wind 5 to 10 knots becoming southwest late in the evening, then becoming southwest 5 knots after midnight. Clear through around midnight then becoming partly cloudy. Waves nearly calm. .SATURDAY...West wind 5 knots becoming south late in the morning, then backing southeast in the afternoon. Slight chance of showers in the afternoon. Waves around 1 foot. .SATURDAY NIGHT...Southeast wind 10 to 15 knots. Partly cloudy. Waves 1 to 2 feet building to 2 to 4 feet early in the morning. .SUNDAY...Southeast wind 10 to 15 knots rising to 15 to 20 knots late in the morning, then becoming 10 to 20 knots early in the afternoon becoming 15 to 20 knots late in the afternoon. Sunny. Waves 3 to 4 feet building to 4 to 6 feet. $$ LMZ644-250900- Port Washington to North Point Light WI- 310 PM CDT Fri Oct 24 2025 .THROUGH EARLY EVENING...Northwest wind 5 knots rising to 5 to 10 knots late in the afternoon. Sunny. Waves nearly calm. .TONIGHT...Northeast wind 5 to 10 knots becoming south late in the evening, then becoming south 5 knots after midnight veering southwest early in the morning. Clear through around midnight then becoming partly cloudy. Waves nearly calm. .SATURDAY...Southeast wind 5 knots rising to 5 to 10 knots late in the morning, then becoming southeast 5 to 10 knots in the afternoon. Slight chance of showers in the afternoon. Waves around 1 foot. .SATURDAY NIGHT...Southeast wind 10 to 15 knots. Partly cloudy. Waves 1 to 2 feet building to 2 to 4 feet after midnight. .SUNDAY...Southeast wind 10 to 15 knots rising to 15 to 20 knots late in the morning, then becoming 10 to 20 knots with gusts to around 25 knots early in the afternoon backing east with gusts to around 25 knots late in the afternoon. Sunny. Waves 3 to 4 feet building to 4 to 6 feet in the late morning and afternoon. $$ LMZ645-250900- North Point Light to Wind Point WI- 310 PM CDT Fri Oct 24 2025 .THROUGH EARLY EVENING...Northwest wind 5 to 10 knots veering north late in the afternoon. Sunny. Waves around 1 foot. .TONIGHT...Northeast wind 5 to 10 knots becoming southeast late in the evening, then veering south after midnight rising to 5 to 10 knots early in the morning. Clear through around midnight then becoming partly cloudy. Waves around 1 foot. .SATURDAY...Southeast wind 5 to 10 knots. Slight chance of showers in the afternoon. Waves around 1 foot. .SATURDAY NIGHT...Southeast wind 10 to 15 knots. Slight chance of showers through around midnight. Waves 1 to 2 feet building to 2 to 4 feet after midnight. .SUNDAY...Southeast wind 15 to 20 knots becoming 10 to 20 knots early in the afternoon, then backing east late in the afternoon. Sunny. Waves 3 to 4 feet building to 4 to 6 feet in the afternoon. $$ LMZ646-250900- Wind Point WI to Winthrop Harbor IL- 310 PM CDT Fri Oct 24 2025 .THROUGH EARLY EVENING...Northwest wind 5 to 10 knots veering north late in the afternoon. Sunny. Waves around 1 foot. .TONIGHT...Northeast wind 5 to 10 knots becoming southeast late in the evening, then becoming southeast 5 knots after midnight rising to 5 to 10 knots early in the morning. Mostly clear. Waves around 1 foot. .SATURDAY...Southeast wind 5 to 10 knots rising to 10 to 15 knots late in the afternoon. Slight chance of showers in the afternoon. Waves around 1 foot. .SATURDAY NIGHT...Southeast wind 10 to 15 knots. Slight chance of showers through around midnight. Waves 1 to 2 feet building to 2 to 4 feet after midnight. .SUNDAY...Southeast wind 15 to 20 knots backing east late in the afternoon. Sunny. Waves 3 to 4 feet building to 4 to 6 feet in the afternoon. $$ See Lake Michigan Open Waters Forecast for Monday through Wednesday.