Nearshore Marine Forecast
Issued by NWS Milwaukee/Sullivan, WI
Issued by NWS Milwaukee/Sullivan, WI
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941 FZUS53 KMKX 220205 NSHMKX Nearshore Marine Forecast National Weather Service Milwaukee/Sullivan WI 905 PM CDT Thu Aug 21 2025 For waters within five nautical miles of shore on Lake Michigan LMZ643-221000- Sheboygan to Port Washington WI- 905 PM CDT Thu Aug 21 2025 .REST OF TONIGHT...North wind 5 to 10 knots becoming northwest after midnight, then becoming west early in the morning. Patchy fog early in the morning. Waves around 1 foot. .FRIDAY...West wind 5 to 10 knots backing southwest late in the morning, then backing south early in the afternoon rising to 10 to 15 knots late in the afternoon. Sunny in the morning then becoming partly sunny. Waves around 1 foot. .FRIDAY NIGHT...South wind 10 to 15 knots veering west early in the morning. Chance of showers and slight chance of thunderstorms after midnight. Waves around 1 foot. .SATURDAY...West wind 10 to 15 knots rising to 15 to 20 knots in the afternoon. Sunny. Waves 1 to 2 feet. $$ LMZ644-221000- Port Washington to North Point Light WI- 905 PM CDT Thu Aug 21 2025 .REST OF TONIGHT...Northeast wind 5 to 10 knots becoming north after midnight, then becoming west early in the morning. Patchy fog early in the morning. Waves around 1 foot. .FRIDAY...West wind 5 to 10 knots backing south late in the afternoon. Sunny in the morning then becoming partly sunny. Waves around 1 foot. .FRIDAY NIGHT...South wind 5 to 10 knots veering southwest late in the evening, then becoming southwest 5 to 10 knots after midnight becoming west 10 to 15 knots early in the morning. Chance of showers and slight chance of thunderstorms after midnight. Waves around 1 foot. .SATURDAY...West wind 10 to 15 knots rising to 15 to 20 knots early in the afternoon, then becoming west 15 to 20 knots late in the afternoon. Sunny. Waves around 1 foot. $$ LMZ645-221000- North Point Light to Wind Point WI- 905 PM CDT Thu Aug 21 2025 .REST OF TONIGHT...Northeast wind 5 to 10 knots becoming northwest early in the morning. Mostly clear. Waves around 1 foot. .FRIDAY...West wind 5 to 10 knots backing south late in the afternoon. Sunny in the morning then becoming partly sunny. Waves around 1 foot. .FRIDAY NIGHT...South wind 5 to 10 knots veering southwest late in the evening, then rising to 10 to 15 knots after midnight veering west early in the morning. Slight chance of showers and thunderstorms after midnight. Waves around 1 foot. .SATURDAY...West wind 10 to 15 knots rising to 15 to 20 knots late in the afternoon. Mostly sunny. Waves 1 to 2 feet. $$ LMZ646-221000- Wind Point WI to Winthrop Harbor IL- 905 PM CDT Thu Aug 21 2025 .REST OF TONIGHT...Northeast wind 5 to 10 knots becoming north early in the morning. Mostly clear. Waves around 1 foot. .FRIDAY...Northwest wind 5 to 10 knots backing south in the afternoon. Sunny in the morning then becoming partly sunny. Waves around 1 foot. .FRIDAY NIGHT...South wind 5 to 10 knots veering southwest late in the evening, then becoming southwest 5 to 10 knots after midnight becoming west 10 to 15 knots early in the morning. Slight chance of showers and thunderstorms after midnight. Waves around 1 foot. .SATURDAY...West wind 10 to 15 knots becoming west 10 to 15 knots with gusts to around 20 knots late in the afternoon. Partly sunny in the morning then clearing. Waves around 1 foot. $$ See Lake Michigan Open Waters Forecast for Sunday through Tuesday.