Nearshore Marine Forecast
Issued by NWS Milwaukee/Sullivan, WI
Issued by NWS Milwaukee/Sullivan, WI
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919 FZUS53 KMKX 111710 NSHMKX Nearshore Marine Forecast National Weather Service Milwaukee/Sullivan WI 1110 AM CST Thu Dec 11 2025 For waters within five nautical miles of shore on Lake Michigan LMZ643-112300- Sheboygan to Port Washington WI- 1110 AM CST Thu Dec 11 2025 .REST OF TODAY...Northwest wind 10 to 15 knots backing west early in the afternoon, then easing to 5 to 10 knots late in the afternoon. Partly sunny. Waves around 1 foot. .TONIGHT...Northwest wind 5 to 10 knots easing to 5 knots late in the evening, then rising to 5 to 10 knots after midnight. Mostly cloudy. Waves nearly calm. .FRIDAY...Northwest wind 5 to 10 knots backing west late in the morning, then rising to 10 to 15 knots early in the afternoon rising to 15 to 20 knots late in the afternoon. Chance of snow in the afternoon. Waves around 1 foot. .FRIDAY NIGHT...West wind 15 to 25 knots rising to up to 30 knots late in the evening, then becoming west up to 30 knots after midnight. Chance of snow through around midnight. Waves 3 to 4 feet building to 3 to 5 feet after midnight. A small craft advisory may be needed. Wave heights are for ice free areas. $$ LMZ644-112300- Port Washington to North Point Light WI- 1110 AM CST Thu Dec 11 2025 .REST OF TODAY...West wind 10 to 15 knots easing to 5 to 10 knots late in the afternoon. Partly sunny. Waves around 1 foot. .TONIGHT...Northwest wind 5 to 10 knots easing to 5 knots late in the evening, then rising to 5 to 10 knots after midnight. Mostly cloudy. Waves nearly calm. .FRIDAY...Northwest wind 5 to 10 knots becoming west 10 to 15 knots early in the afternoon, then rising to 15 to 20 knots late in the afternoon. Chance of snow in the afternoon. Waves around 1 foot. .FRIDAY NIGHT...West wind 15 to 25 knots rising to up to 30 knots late in the evening, then becoming west up to 30 knots after midnight. Chance of snow through around midnight. Waves 3 to 4 feet. A small craft advisory may be needed. Wave heights are for ice free areas. $$ LMZ645-112300- North Point Light to Wind Point WI- 1110 AM CST Thu Dec 11 2025 .REST OF TODAY...West wind 10 to 15 knots easing to 5 to 10 knots late in the afternoon. Partly sunny. Waves around 1 foot. .TONIGHT...Northwest wind 5 to 10 knots easing to 5 knots late in the evening, then rising to 5 to 10 knots after midnight. Mostly cloudy. Waves nearly calm. .FRIDAY...Northwest wind 5 to 10 knots rising to 10 to 15 knots late in the morning, then backing west early in the afternoon rising to 15 to 20 knots late in the afternoon. Slight chance of snow in the morning, then chance of snow in the afternoon. Waves around 1 foot. .FRIDAY NIGHT...West wind 15 to 25 knots rising to up to 30 knots late in the evening, then becoming west up to 30 knots after midnight. Chance of snow through around midnight. Waves 3 to 4 feet. A small craft advisory may be needed. Wave heights are for ice free areas. $$ LMZ646-112300- Wind Point WI to Winthrop Harbor IL- 1110 AM CST Thu Dec 11 2025 .REST OF TODAY...West wind 10 to 15 knots easing to 5 to 10 knots late in the afternoon. Partly sunny. Waves around 1 foot. .TONIGHT...West wind 5 to 10 knots becoming northwest late in the evening, then rising to 5 to 10 knots after midnight veering north early in the morning. Cloudy. Waves nearly calm. .FRIDAY...Northwest wind 5 to 10 knots rising to 10 to 15 knots late in the morning, then backing west early in the afternoon becoming 10 to 20 knots late in the afternoon. Slight chance of snow in the morning, then chance of snow in the afternoon. Waves around 1 foot. .FRIDAY NIGHT...West wind 15 to 25 knots rising to up to 30 knots after midnight, then easing to 15 to 25 knots early in the morning. Chance of snow through around midnight. Waves 1 to 2 feet building to 3 to 4 feet in the late evening and overnight. A small craft advisory may be needed. Wave heights are for ice free areas. $$ See Lake Michigan Open Waters Forecast for Saturday through Monday.