


Nearshore Marine Forecast
Issued by NWS Milwaukee/Sullivan, WI
Issued by NWS Milwaukee/Sullivan, WI
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146 FZUS53 KMKX 050010 NSHMKX Nearshore Marine Forecast National Weather Service Milwaukee/Sullivan WI 710 PM CDT Sat Oct 4 2025 For waters within five nautical miles of shore on Lake Michigan LMZ643-050400- Sheboygan to Port Washington WI- 710 PM CDT Sat Oct 4 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING... .TONIGHT...South wind 15 to 20 knots becoming 10 to 20 knots early in the morning. Clear. Waves 3 to 4 feet. .SUNDAY...South wind 10 to 15 knots rising to 15 to 20 knots late in the morning, then becoming 15 to 25 knots in the afternoon. Sunny. Waves 3 to 4 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 5 to 7 feet subsiding to 3 to 5 feet early in the morning. .MONDAY...Southwest wind 10 to 15 knots veering west late in the morning, then becoming northwest 5 to 10 knots early in the afternoon veering north late in the afternoon. Chance of showers in the morning, then showers likely and slight chance of thunderstorms in the afternoon. Waves 3 to 4 feet subsiding to 1 to 2 feet in the afternoon. $$ LMZ644-050400- Port Washington to North Point Light WI- 710 PM CDT Sat Oct 4 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY AFTERNOON THROUGH LATE SUNDAY NIGHT... .TONIGHT...South wind 10 to 20 knots becoming 15 to 20 knots late in the evening, then becoming south 15 to 20 knots after midnight easing to 10 to 15 knots early in the morning. Clear. Waves 2 to 4 feet. .SUNDAY...South wind 10 to 15 knots rising to 15 to 20 knots with gusts to around 25 knots in the late morning and afternoon. Sunny. Waves 1 to 2 feet building to 4 to 6 feet. .SUNDAY NIGHT...South wind 15 to 25 knots veering southwest after midnight, then becoming 15 to 20 knots early in the morning. Mostly clear. Waves 4 to 6 feet subsiding to 3 to 5 feet after midnight, then subsiding to 3 to 4 feet early in the morning. .MONDAY...Southwest wind 10 to 15 knots veering west late in the morning, then easing to 5 to 10 knots early in the afternoon veering north late in the afternoon. Chance of showers in the morning, then showers likely and slight chance of thunderstorms in the afternoon. Waves 2 to 4 feet subsiding to 1 to 2 feet in the late morning and afternoon. $$ LMZ645-050400- North Point Light to Wind Point WI- 710 PM CDT Sat Oct 4 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY AFTERNOON THROUGH LATE SUNDAY NIGHT... .TONIGHT...South wind 10 to 20 knots becoming 15 to 20 knots late in the evening, then becoming south 15 to 20 knots after midnight easing to 10 to 15 knots with gusts to around 20 knots early in the morning. Clear. Waves 2 to 4 feet subsiding to 1 to 2 feet early in the morning. .SUNDAY...South wind 10 to 15 knots rising to 15 to 20 knots with gusts to around 25 knots in the late morning and 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 becoming 15 to 25 knots late in the evening, then veering southwest 15 to 20 knots after midnight. Mostly clear. Waves 3 to 4 feet. .MONDAY...Southwest wind 10 to 20 knots becoming 10 to 15 knots late in the morning, then becoming west 5 to 10 knots early in the afternoon becoming north 10 to 15 knots late in the afternoon. Slight chance of showers in the morning, then chance of showers and slight chance of thunderstorms in the afternoon. Waves 2 to 4 feet subsiding to 1 to 2 feet in the late morning and afternoon. $$ LMZ646-050400- Wind Point WI to Winthrop Harbor IL- 710 PM CDT Sat Oct 4 2025 .TONIGHT...South wind 10 to 15 knots rising to 15 to 20 knots late in the evening, then easing to 10 to 15 knots after midnight. Clear. Waves 2 to 4 feet subsiding to 1 to 2 feet after midnight. .SUNDAY...South wind 10 to 15 knots rising to 15 to 20 knots late in the morning, then becoming south 15 to 20 knots in the afternoon. Sunny. Waves 1 to 2 feet building to 3 to 4 feet in the late morning and afternoon. .SUNDAY NIGHT...South wind 15 to 20 knots veering southwest early in the morning. Mostly clear. Waves 3 to 4 feet. .MONDAY...Southwest wind 10 to 20 knots becoming 10 to 15 knots late in the morning, then easing to 5 to 10 knots early in the afternoon veering northwest late in the afternoon. Chance of showers and slight chance of thunderstorms in the afternoon. Waves 2 to 4 feet subsiding to 1 to 2 feet in the late morning and afternoon. $$ See Lake Michigan Open Waters Forecast for Tuesday through Thursday.