FZUS53 KMKX 042210 NSHMKX Nearshore Marine Forecast National Weather Service Milwaukee/Sullivan WI 510 PM CDT Mon May 4 2026 For waters within five nautical miles of shore on Lake Michigan LMZ643-050400- Sheboygan to Port Washington WI- 510 PM CDT Mon May 4 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .TONIGHT...West wind 10 to 15 knots with gusts to around 25 knots veering northwest with gusts to around 20 knots late in the evening, then becoming northwest 10 to 15 knots with gusts to around 20 knots after midnight easing to 5 to 10 knots early in the morning. Chance of showers and slight chance of thunderstorms in the evening. Chance of showers after midnight. Waves 2 to 4 feet subsiding to 1 to 2 feet in the late evening and overnight. .TUESDAY...West wind 10 to 15 knots. Partly sunny. Waves around 1 foot. .TUESDAY NIGHT...Southwest wind 5 to 15 knots veering west 5 to 10 knots late in the evening, then veering northwest after midnight rising to 10 to 15 knots early in the morning. Mostly cloudy through around midnight then becoming partly cloudy. Waves around 1 foot. .WEDNESDAY...North wind 10 to 15 knots easing to 5 to 10 knots late in the morning, then becoming north 5 to 10 knots early in the afternoon veering east late in the afternoon. Partly sunny. Waves around 1 foot. $$ LMZ644-050400- Port Washington to North Point Light WI- 510 PM CDT Mon May 4 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .TONIGHT...West wind 10 to 15 knots with gusts to around 20 knots veering northwest with gusts to around 20 knots late in the evening, then becoming northwest 10 to 15 knots with gusts to around 20 knots after midnight becoming 5 to 15 knots early in the morning. Slight chance of thunderstorms through around midnight. Chance of showers through the night. Waves around 1 foot. .TUESDAY...Northwest wind 5 to 10 knots rising to 10 to 15 knots late in the morning, then becoming northwest 10 to 15 knots early in the afternoon backing west late in the afternoon. Partly sunny. Waves around 1 foot. .TUESDAY NIGHT...Southwest wind 5 to 10 knots veering northwest early in the morning. Mostly cloudy through around midnight then becoming partly cloudy. Waves around 1 foot. .WEDNESDAY...North wind 10 to 15 knots easing to 5 to 10 knots late in the morning, then becoming north 5 to 10 knots early in the afternoon veering northeast late in the afternoon. Partly sunny. Waves around 1 foot. $$ LMZ645-050400- North Point Light to Wind Point WI- 510 PM CDT Mon May 4 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .TONIGHT...West wind 10 to 15 knots with gusts to around 20 knots veering northwest with gusts to around 20 knots after midnight. Chance of showers and slight chance of thunderstorms through around midnight. Chance of sprinkles after midnight, then chance of showers early in the morning. Waves 1 to 2 feet. .TUESDAY...Northwest wind 5 to 10 knots backing south late in the afternoon. Partly sunny. Waves around 1 foot. .TUESDAY NIGHT...South wind 5 to 10 knots veering northwest early in the morning. Mostly cloudy through around midnight then becoming partly cloudy. Waves around 1 foot. .WEDNESDAY...North wind 10 to 15 knots easing to 5 to 10 knots late in the morning, then becoming north 5 to 10 knots early in the afternoon veering northeast late in the afternoon. Partly sunny. Waves around 1 foot. $$ LMZ646-050400- Wind Point WI to Winthrop Harbor IL- 510 PM CDT Mon May 4 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .TONIGHT...Southwest wind 10 to 15 knots veering northwest early in the morning. Gusts up to 20 knots. Chance of showers and slight chance of thunderstorms through around midnight. Chance of sprinkles after midnight, then slight chance of showers early in the morning. Waves 1 to 2 feet. .TUESDAY...Northwest wind 5 to 10 knots veering north early in the afternoon, then veering southeast late in the afternoon. Partly sunny. Waves around 1 foot. .TUESDAY NIGHT...Southeast wind 5 to 10 knots veering northwest early in the morning. Mostly cloudy. Waves around 1 foot. .WEDNESDAY...Northwest wind 5 to 10 knots veering northeast late in the afternoon. Partly sunny. Waves around 1 foot. $$ See Lake Michigan Open Waters Forecast for Thursday through Saturday.