FZUS53 KMKX 201410 NSHMKX Nearshore Marine Forecast National Weather Service Milwaukee/Sullivan WI 910 AM CDT Sat Jun 20 2026 For waters within five nautical miles of shore on Lake Michigan LMZ643-202200- Sheboygan to Port Washington WI- 910 AM CDT Sat Jun 20 2026 .REST OF TODAY...Northwest wind 10 to 15 knots backing southwest late in the afternoon. Partly sunny. Waves around 1 foot. .TONIGHT...Southwest wind 5 to 10 knots veering west late in the evening, then becoming northwest after midnight becoming northwest 5 knots early in the morning. Mostly clear. Waves around 1 foot. .SUNDAY...North wind 5 knots becoming east late in the morning, then becoming east 5 to 10 knots in the afternoon. Mostly cloudy. Waves around 1 foot. .SUNDAY NIGHT...Northeast wind 5 to 10 knots rising to 10 to 15 knots late in the evening, then becoming north 15 to 20 knots after midnight. Chance of showers through around midnight. Waves around 1 foot building to 3 to 4 feet after midnight. $$ LMZ644-202200- Port Washington to North Point Light WI- 910 AM CDT Sat Jun 20 2026 .REST OF TODAY...Northwest wind 10 to 15 knots backing west late in the afternoon. Sunny late in the morning then becoming partly sunny. Waves around 1 foot. .TONIGHT...Southwest wind 5 to 10 knots becoming west late in the evening, then veering northwest after midnight. Mostly clear. Waves around 1 foot. .SUNDAY...North wind 5 to 10 knots veering east late in the morning, then becoming east 5 to 10 knots in the afternoon. Slight chance of showers in the afternoon. Waves around 1 foot. .SUNDAY NIGHT...Northeast wind 10 to 15 knots becoming north 15 to 20 knots after midnight. Chance of showers through the night. Waves 1 to 2 feet building to 3 to 5 feet after midnight. $$ LMZ645-202200- North Point Light to Wind Point WI- 910 AM CDT Sat Jun 20 2026 .REST OF TODAY...Northwest wind 10 to 15 knots. Sunny. Waves around 1 foot. .TONIGHT...South wind 5 to 10 knots veering southwest late in the evening, then becoming west after midnight becoming west 5 knots early in the morning. Mostly clear. Waves around 1 foot. .SUNDAY...North wind 5 to 10 knots veering east late in the morning, then becoming east 5 to 10 knots early in the afternoon rising to 10 to 15 knots late in the afternoon. Chance of showers in the afternoon. Waves around 1 foot. .SUNDAY NIGHT...Northeast wind 10 to 15 knots rising to 15 to 20 knots late in the evening, then becoming northeast 15 to 20 knots after midnight backing north 10 to 20 knots early in the morning. Chance of showers through around midnight, then slight chance of showers after midnight. Waves 1 to 2 feet building to 4 to 6 feet. $$ LMZ646-202200- Wind Point WI to Winthrop Harbor IL- 910 AM CDT Sat Jun 20 2026 .REST OF TODAY...Northwest wind 10 to 15 knots veering northeast late in the afternoon. Sunny. Waves around 1 foot. .TONIGHT...South wind 5 to 10 knots veering southwest late in the evening, then becoming west after midnight veering northwest early in the morning. Mostly clear. Waves around 1 foot. .SUNDAY...North wind 5 to 10 knots veering east late in the morning, then becoming east 5 to 10 knots early in the afternoon rising to 10 to 15 knots late in the afternoon. Chance of showers in the afternoon. Waves around 1 foot. .SUNDAY NIGHT...Northeast wind 10 to 15 knots rising to 15 to 20 knots late in the evening, then becoming northeast 15 to 20 knots after midnight backing north early in the morning. Rain showers likely. Waves 1 to 2 feet building to 3 to 4 feet in the late evening and overnight. $$ See Lake Michigan Open Waters Forecast for Monday through Wednesday.