


Nearshore Marine Forecast
Issued by NWS Milwaukee/Sullivan, WI
Issued by NWS Milwaukee/Sullivan, WI
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628 FZUS53 KMKX 121010 NSHMKX Nearshore Marine Forecast National Weather Service Milwaukee/Sullivan WI 510 AM CDT Sun Oct 12 2025 For waters within five nautical miles of shore on Lake Michigan LMZ643-121600- Sheboygan to Port Washington WI- 510 AM CDT Sun Oct 12 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM CDT THIS MORNING THROUGH MONDAY AFTERNOON... .TODAY...Southeast wind 10 to 15 knots rising to 15 to 20 knots late in the morning, then becoming southeast 15 to 20 knots in the afternoon. Gusts up to 25 knots. Partly sunny. Waves 3 to 4 feet. .TONIGHT...Southeast wind 15 to 20 knots veering south early in the morning. Partly cloudy. Waves 3 to 5 feet. .MONDAY...South wind 10 to 15 knots easing to 5 to 10 knots late in the afternoon. Slight chance of showers through the day. Waves 3 to 4 feet. .MONDAY NIGHT...West wind 5 to 10 knots veering northwest late in the evening, then becoming north 10 to 15 knots after midnight rising to 15 to 20 knots early in the morning. Partly cloudy. Waves 1 to 2 feet building to 2 to 4 feet early in the morning. $$ LMZ644-121600- Port Washington to North Point Light WI- 510 AM CDT Sun Oct 12 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM CDT THIS MORNING THROUGH MONDAY AFTERNOON... .TODAY...Southeast wind 10 to 15 knots rising to 15 to 20 knots with gusts to around 25 knots in the late morning and early afternoon, then becoming southeast 15 to 20 knots with gusts to around 25 knots late in the afternoon. Mostly cloudy in the morning then becoming mostly sunny. Waves 3 to 4 feet. .TONIGHT...Southeast wind 15 to 20 knots veering south after midnight, then easing to 10 to 15 knots early in the morning. Partly cloudy. Waves 3 to 4 feet. .MONDAY...South wind 10 to 15 knots easing to 5 to 10 knots early in the afternoon, then becoming south 5 to 10 knots late in the afternoon. Slight chance of showers through the day. Waves 3 to 4 feet subsiding to 1 to 2 feet late in the afternoon. .MONDAY NIGHT...West wind 5 to 10 knots veering northwest late in the evening, then becoming north 10 to 15 knots after midnight becoming 10 to 20 knots early in the morning. Mostly cloudy through around midnight then becoming partly cloudy. Waves 1 to 2 feet. $$ LMZ645-121600- North Point Light to Wind Point WI- 510 AM CDT Sun Oct 12 2025 .TODAY...Southeast wind 10 to 15 knots becoming southeast 10 to 15 knots with gusts to around 20 knots late in the morning, then rising to 15 to 20 knots early in the afternoon becoming southeast 15 to 20 knots late in the afternoon. Partly sunny. Waves 3 to 4 feet. .TONIGHT...Southeast wind 15 to 20 knots veering south after midnight, then easing to 10 to 15 knots early in the morning. Partly cloudy. Waves 3 to 4 feet. .MONDAY...South wind 10 to 15 knots easing to 5 to 10 knots late in the afternoon. Slight chance of showers. Waves 2 to 4 feet subsiding to 1 to 2 feet in the afternoon. .MONDAY NIGHT...Southwest wind 5 to 10 knots veering northwest late in the evening, then veering north 5 to 15 knots after midnight rising to 10 to 20 knots early in the morning. Mostly cloudy through around midnight then becoming partly cloudy. Waves around 1 foot. $$ LMZ646-121600- Wind Point WI to Winthrop Harbor IL- 510 AM CDT Sun Oct 12 2025 .TODAY...Southeast wind 10 to 15 knots becoming southeast 10 to 15 knots with gusts to around 20 knots late in the morning, then rising to 15 to 20 knots early in the afternoon becoming southeast 15 to 20 knots late in the afternoon. Partly sunny. Waves 2 to 4 feet. .TONIGHT...Southeast wind 10 to 15 knots with gusts to around 20 knots rising to 15 to 20 knots late in the evening, then veering south after midnight easing to 10 to 15 knots early in the morning. Partly cloudy. Waves 2 to 4 feet. .MONDAY...South wind 10 to 15 knots easing to 5 to 10 knots late in the afternoon. Mostly cloudy. Waves 2 to 4 feet subsiding to 1 to 2 feet in the afternoon. .MONDAY NIGHT...South wind 5 to 10 knots veering northwest late in the evening, then veering north 5 to 15 knots after midnight rising to 10 to 20 knots early in the morning. Mostly cloudy through around midnight then becoming partly cloudy. Waves around 1 foot. $$ See Lake Michigan Open Waters Forecast for Tuesday through Thursday.