FZUS53 KMKX 121310 NSHMKX Nearshore Marine Forecast National Weather Service Milwaukee/Sullivan WI 710 AM CST Fri Dec 12 2025 For waters within five nautical miles of shore on Lake Michigan LMZ643-121700- Sheboygan to Port Washington WI- 710 AM CST Fri Dec 12 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH SUNDAY MORNING... .TODAY...West wind 5 to 10 knots rising to 10 to 15 knots with gusts to around 20 knots in the afternoon. Chance of flurries late in the afternoon. Waves around 1 foot. .TONIGHT...West wind 15 to 20 knots becoming 15 to 25 knots in the late evening and early morning, then veering northwest early in the morning. Chance of flurries through around midnight. Waves 1 to 2 feet building to 2 to 4 feet in the late evening and overnight. .SATURDAY...Northwest wind 15 to 25 knots easing to 10 to 20 knots late in the morning, then backing west early in the afternoon becoming northwest 15 to 25 knots late in the afternoon. Mostly cloudy. Waves 2 to 4 feet. .SATURDAY NIGHT...Northwest wind 15 to 25 knots. Gusts up to 30 knots. Slight chance of light freezing rain and snow showers through around midnight. Waves 2 to 4 feet. Wave heights are for ice free areas. $$ LMZ644-121700- Port Washington to North Point Light WI- 710 AM CST Fri Dec 12 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH SUNDAY MORNING... .TODAY...Northwest wind 5 to 10 knots backing west late in the morning, then rising to 10 to 15 knots with gusts to around 20 knots in the afternoon. Chance of flurries late in the afternoon. Waves around 1 foot. .TONIGHT...West wind 15 to 20 knots becoming 15 to 25 knots after midnight, then veering northwest 15 to 20 knots early in the morning. Chance of flurries through around midnight. Waves 1 to 2 feet. .SATURDAY...Northwest wind 15 to 20 knots. Gusts up to 25 knots. Mostly cloudy. Waves 1 to 2 feet. .SATURDAY NIGHT...Northwest wind 15 to 25 knots. Gusts up to 30 knots. Partly cloudy. Waves 2 to 4 feet. Wave heights are for ice free areas. $$ LMZ645-121700- North Point Light to Wind Point WI- 710 AM CST Fri Dec 12 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH SUNDAY MORNING... .TODAY...Northwest wind 5 to 10 knots backing west late in the morning, then rising to 10 to 15 knots with gusts to around 20 knots in the afternoon. Partly sunny. Waves around 1 foot. .TONIGHT...West wind 15 to 20 knots veering northwest early in the morning. Gusts up to 25 knots. Chance of flurries through around midnight. Waves 1 to 2 feet building to 2 to 4 feet in the late evening and overnight. .SATURDAY...Northwest wind 15 to 20 knots backing west in the late morning and early afternoon, then veering northwest late in the afternoon. Gusts up to 25 knots. Mostly cloudy. Waves 1 to 2 feet building to 2 to 4 feet late in the afternoon. .SATURDAY NIGHT...Northwest wind 15 to 25 knots. Partly cloudy. Waves 3 to 4 feet. Wave heights are for ice free areas. $$ LMZ646-121700- Wind Point WI to Winthrop Harbor IL- 710 AM CST Fri Dec 12 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH SUNDAY MORNING... .TODAY...Northwest wind 5 to 10 knots backing west late in the morning, then rising to 10 to 15 knots in the afternoon. Partly sunny. Waves around 1 foot. .TONIGHT...West wind 10 to 20 knots becoming 15 to 20 knots late in the evening, then veering northwest after midnight. Gusts up to 25 knots. Chance of flurries through around midnight. Waves 1 to 2 feet building to 2 to 4 feet after midnight, then subsiding to 1 to 2 feet early in the morning. .SATURDAY...Northwest wind 15 to 20 knots. Gusts up to 25 knots. Slight chance of snow showers in the afternoon. Waves 1 to 2 feet. .SATURDAY NIGHT...Northwest wind 15 to 20 knots becoming 15 to 25 knots early in the morning. Slight chance of snow showers through around midnight. Waves 2 to 4 feet. Wave heights are for ice free areas. $$ See Lake Michigan Open Waters Forecast for Sunday through Tuesday.