Nearshore Marine Forecast
Issued by NWS Milwaukee/Sullivan, WI
Issued by NWS Milwaukee/Sullivan, WI
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743 FZUS53 KMKX 041421 NSHMKX Nearshore Marine Forecast National Weather Service Milwaukee/Sullivan WI 921 AM CDT Sat Oct 4 2025 For waters within five nautical miles of shore on Lake Michigan LMZ643-042200- Sheboygan to Port Washington WI- 921 AM CDT Sat Oct 4 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM CDT THIS AFTERNOON THROUGH MONDAY MORNING... .REST OF TODAY...South wind 10 to 15 knots rising to 15 to 20 knots in the afternoon. Sunny. Waves 1 to 2 feet building to 3 to 4 feet in the afternoon. .TONIGHT...South wind 15 to 20 knots easing to 10 to 15 knots early in the morning. Clear. Waves 3 to 4 feet. .SUNDAY...South wind 15 to 20 knots becoming 15 to 25 knots late in the morning, then becoming south 15 to 25 knots with gusts to around 30 knots early in the afternoon rising to up to 30 knots late in the afternoon. Sunny. Waves 3 to 4 feet building to 6 to 8 feet. .SUNDAY NIGHT...South wind 15 to 25 knots veering southwest after midnight, then becoming 15 to 20 knots early in the morning. Slight chance of showers after midnight. Waves 6 to 8 feet subsiding to 3 to 5 feet. Wave heights are for ice free areas. $$ LMZ644-042200- Port Washington to North Point Light WI- 921 AM CDT Sat Oct 4 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY AFTERNOON THROUGH LATE SUNDAY NIGHT... .REST OF TODAY...Southwest wind 10 to 15 knots backing south with gusts to around 20 knots in the afternoon. Sunny. Waves 1 to 2 feet building to 2 to 4 feet late in the afternoon. .TONIGHT...South wind 15 to 20 knots easing to 10 to 15 knots late in the evening, then becoming south 10 to 15 knots with gusts to around 20 knots after midnight. Clear. Waves 2 to 4 feet subsiding to 1 to 3 feet early in the morning. .SUNDAY...South wind 10 to 20 knots becoming 15 to 20 knots with gusts to around 25 knots late in the morning, then becoming 15 to 25 knots with gusts to around 30 knots early in the afternoon becoming south 15 to 25 knots with gusts to around 30 knots late in the afternoon. Sunny. Waves 1 to 3 feet building to 5 to 7 feet. .SUNDAY NIGHT...South wind 15 to 25 knots veering southwest after midnight, then becoming 15 to 20 knots early in the morning. Mostly clear. Waves 4 to 6 feet subsiding to 3 to 4 feet. Wave heights are for ice free areas. $$ LMZ645-042200- North Point Light to Wind Point WI- 921 AM CDT Sat Oct 4 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY AFTERNOON THROUGH LATE SUNDAY NIGHT... .REST OF TODAY...Southwest wind 10 to 15 knots becoming south 15 to 20 knots in the afternoon. Sunny. Waves 1 to 2 feet building to 2 to 4 feet late in the afternoon. .TONIGHT...South wind 10 to 15 knots becoming south 10 to 15 knots with gusts to around 20 knots after midnight. Clear. Waves 2 to 4 feet subsiding to 1 to 2 feet after midnight. .SUNDAY...South wind 10 to 20 knots becoming 15 to 20 knots with gusts to around 25 knots late in the morning, then becoming 15 to 25 knots early in the afternoon becoming south 15 to 25 knots late in the afternoon. Sunny. Waves 1 to 2 feet building to 3 to 5 feet in the late morning and afternoon. .SUNDAY NIGHT...South wind 15 to 20 knots becoming 10 to 20 knots late in the evening, then becoming 15 to 20 knots after midnight veering southwest early in the morning. Mostly clear. Waves 3 to 4 feet. Wave heights are for ice free areas. $$ LMZ646-042200- Wind Point WI to Winthrop Harbor IL- 921 AM CDT Sat Oct 4 2025 .REST OF TODAY...Southwest wind 10 to 15 knots backing south with gusts to around 20 knots late in the afternoon. Sunny. Waves 1 to 2 feet. .TONIGHT...South wind 10 to 15 knots. Clear. Waves 1 to 2 feet. .SUNDAY...South wind 10 to 20 knots becoming 15 to 20 knots late in the morning, then becoming south 15 to 20 knots with gusts to around 25 knots in the afternoon. Sunny. Waves 1 to 2 feet building to 3 to 4 feet in the late morning and afternoon. .SUNDAY NIGHT...South wind 15 to 20 knots veering southwest early in the morning. Mostly clear. Waves 3 to 4 feet. Wave heights are for ice free areas. $$ See Lake Michigan Open Waters Forecast for Monday through Wednesday.