Nearshore Marine Forecast
Issued by NWS Milwaukee/Sullivan, WI
Issued by NWS Milwaukee/Sullivan, WI
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546 FZUS53 KMKX 272111 NSHMKX Nearshore Marine Forecast National Weather Service Milwaukee/Sullivan WI 311 PM CST Thu Nov 27 2025 For waters within five nautical miles of shore on Lake Michigan LMZ643-280500- Sheboygan to Port Washington WI- 311 PM CST Thu Nov 27 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING... .TONIGHT...Northwest wind 15 to 25 knots. Gusts up to 30 knots. Slight chance of flurries through around midnight. Waves 2 to 4 feet. .FRIDAY...Northwest wind 15 to 20 knots with gusts to around 25 knots becoming northwest 15 to 20 knots in the late morning and early afternoon, then easing to 10 to 15 knots late in the afternoon. Mostly sunny. Waves 2 to 4 feet subsiding to 1 to 2 feet in the late morning and afternoon. .FRIDAY NIGHT...Northwest wind 10 to 15 knots easing to 5 to 10 knots late in the evening, then becoming west after midnight backing southwest early in the morning. Slight chance of snow after midnight. Waves around 1 foot. .SATURDAY...South wind 5 knots becoming southeast late in the morning, then rising to 10 to 15 knots with gusts to around 20 knots early in the afternoon rising to 15 to 20 knots with gusts to around 25 knots late in the afternoon. Snow likely in the morning, then snow and slight chance of rain in the afternoon. Waves around 1 foot building to 4 to 6 feet in the afternoon. Wave heights are for ice free areas. $$ LMZ644-280500- Port Washington to North Point Light WI- 311 PM CST Thu Nov 27 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING... .TONIGHT...Northwest wind 15 to 25 knots becoming 15 to 20 knots in the late evening and overnight. Gusts up to 30 knots. Slight chance of flurries through around midnight. Waves 2 to 4 feet subsiding to 1 to 2 feet early in the morning. .FRIDAY...Northwest wind 15 to 20 knots with gusts to around 25 knots easing to 10 to 15 knots with gusts to around 20 knots early in the afternoon, then becoming northwest 10 to 15 knots late in the afternoon. Mostly sunny. Waves 1 to 2 feet. .FRIDAY NIGHT...Northwest wind 5 to 10 knots becoming west after midnight, then becoming southwest early in the morning. Slight chance of snow after midnight. Waves around 1 foot. .SATURDAY...South wind 5 to 10 knots backing southeast 5 to 15 knots late in the morning, then rising to 10 to 20 knots early in the afternoon becoming 15 to 20 knots with gusts to around 25 knots late in the afternoon. Snow through the day. Slight chance of rain in the afternoon. Waves around 1 foot building to 5 to 7 feet. Wave heights are for ice free areas. $$ LMZ645-280500- North Point Light to Wind Point WI- 311 PM CST Thu Nov 27 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING... .TONIGHT...Northwest wind 15 to 25 knots becoming 15 to 20 knots after midnight. Slight chance of flurries through around midnight. Waves 2 to 4 feet. .FRIDAY...Northwest wind 15 to 20 knots with gusts to around 25 knots easing to 10 to 15 knots with gusts to around 20 knots early in the afternoon, then backing west late in the afternoon. Mostly sunny. Waves 2 to 4 feet subsiding to 1 to 2 feet in the late morning and afternoon. .FRIDAY NIGHT...West wind 5 to 10 knots backing southwest early in the morning. Chance of snow after midnight. Waves around 1 foot. .SATURDAY...South wind 5 to 10 knots rising to 10 to 20 knots late in the morning, then backing southeast 15 to 20 knots early in the afternoon becoming 15 to 25 knots late in the afternoon. Snow through the day. Slight chance of rain in the afternoon. Waves around 1 foot building to 5 to 7 feet. Wave heights are for ice free areas. $$ LMZ646-280500- Wind Point WI to Winthrop Harbor IL- 311 PM CST Thu Nov 27 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING... .TONIGHT...Northwest wind 15 to 25 knots becoming 15 to 20 knots in the late evening and early morning, then becoming northwest 15 to 20 knots early in the morning. Slight chance of snow showers in the evening, then slight chance of flurries late in the evening. Waves 2 to 4 feet. .FRIDAY...Northwest wind 15 to 20 knots with gusts to around 25 knots easing to 10 to 15 knots with gusts to around 20 knots early in the afternoon, then backing west late in the afternoon. Sunny. Waves 2 to 4 feet subsiding to 1 to 2 feet in the late morning and afternoon. .FRIDAY NIGHT...Northwest wind 5 to 10 knots backing southwest early in the morning. Chance of snow after midnight. Waves around 1 foot. .SATURDAY...South wind 5 to 15 knots rising to 15 to 20 knots late in the morning, then backing southeast early in the afternoon becoming 15 to 25 knots late in the afternoon. Snow through the day. Slight chance of rain in the afternoon. Waves around 1 foot building to 5 to 7 feet. Wave heights are for ice free areas. $$ See Lake Michigan Open Waters Forecast for Sunday through Tuesday.