Nearshore Marine Forecast
Issued by NWS Milwaukee/Sullivan, WI
Issued by NWS Milwaukee/Sullivan, WI
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336 FZUS53 KMKX 041110 NSHMKX Nearshore Marine Forecast National Weather Service Milwaukee/Sullivan WI 510 AM CST Thu Dec 4 2025 For waters within five nautical miles of shore on Lake Michigan LMZ643-041700- Sheboygan to Port Washington WI- 510 AM CST Thu Dec 4 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH FRIDAY MORNING... .TODAY...Northwest wind 15 to 20 knots easing to 10 to 15 knots late in the morning, then becoming west 5 to 10 knots early in the afternoon becoming southwest 10 to 15 knots late in the afternoon. Sunny. Waves 2 to 4 feet subsiding to around 1 foot in the late morning and afternoon. .TONIGHT...Southwest wind 15 to 20 knots becoming 15 to 25 knots with gusts to around 30 knots. Partly cloudy. Waves 1 to 2 feet building to 3 to 5 feet. .FRIDAY...Southwest wind 15 to 25 knots becoming 15 to 20 knots in the afternoon. Chance of snow in the afternoon. Waves 3 to 5 feet subsiding to 3 to 4 feet in the late morning and afternoon. .FRIDAY NIGHT...Southwest wind 15 to 20 knots veering west early in the morning. Snow likely through around midnight. Waves 2 to 4 feet subsiding to 1 to 2 feet after midnight. Wave heights are for ice free areas. $$ LMZ644-041700- Port Washington to North Point Light WI- 510 AM CST Thu Dec 4 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH FRIDAY MORNING... .TODAY...Northwest wind 15 to 20 knots easing to 10 to 15 knots late in the morning, then becoming west 5 to 10 knots early in the afternoon becoming southwest 10 to 15 knots late in the afternoon. Sunny. Waves around 1 foot. .TONIGHT...Southwest wind 10 to 20 knots rising to 15 to 25 knots. Partly cloudy. Waves 1 to 2 feet building to 3 to 4 feet in the late evening and overnight. .FRIDAY...Southwest wind 15 to 25 knots becoming 15 to 20 knots early in the afternoon, then becoming 10 to 20 knots late in the afternoon. Slight chance of snow in the afternoon. Waves 3 to 4 feet. .FRIDAY NIGHT...Southwest wind 15 to 20 knots veering west early in the morning. Snow likely through around midnight. Waves 2 to 4 feet subsiding to 1 to 2 feet after midnight. Wave heights are for ice free areas. $$ LMZ645-041700- North Point Light to Wind Point WI- 510 AM CST Thu Dec 4 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH FRIDAY MORNING... .TODAY...Northwest wind 15 to 20 knots easing to 10 to 15 knots late in the morning, then becoming west 5 to 10 knots early in the afternoon becoming southwest 10 to 15 knots late in the afternoon. Sunny. Waves 3 to 4 feet subsiding to around 1 foot in the afternoon. .TONIGHT...Southwest wind 10 to 15 knots rising to 15 to 25 knots. Partly cloudy. Waves around 1 foot building to 3 to 4 feet in the late evening and overnight. .FRIDAY...Southwest wind 15 to 25 knots becoming 15 to 20 knots early in the afternoon, then becoming 15 to 25 knots late in the afternoon. Mostly cloudy. Waves 3 to 4 feet. .FRIDAY NIGHT...Southwest wind 15 to 25 knots veering west 15 to 20 knots after midnight. Snow likely through around midnight, then slight chance of snow after midnight. Waves 2 to 4 feet subsiding to 1 to 2 feet after midnight. Wave heights are for ice free areas. $$ LMZ646-041700- Wind Point WI to Winthrop Harbor IL- 510 AM CST Thu Dec 4 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH FRIDAY MORNING... .TODAY...Northwest wind 15 to 20 knots easing to 10 to 15 knots late in the morning, then becoming west 5 to 10 knots early in the afternoon backing southwest late in the afternoon. Sunny. Waves 2 to 4 feet subsiding to 1 to 2 feet in the late morning and afternoon. .TONIGHT...Southwest wind 10 to 15 knots rising to 15 to 20 knots late in the evening, then becoming 15 to 25 knots after midnight becoming southwest 15 to 25 knots early in the morning. Mostly clear. Waves around 1 foot building to 3 to 4 feet in the late evening and overnight. .FRIDAY...Southwest wind 15 to 25 knots becoming 15 to 20 knots in the afternoon. Partly sunny. Waves 3 to 4 feet. .FRIDAY NIGHT...Southwest wind 10 to 20 knots becoming 15 to 20 knots late in the evening, then veering west after midnight becoming west 15 to 20 knots early in the morning. Chance of snow through around midnight, then slight chance of snow after midnight. Waves 2 to 4 feet subsiding to 1 to 2 feet after midnight. Wave heights are for ice free areas. $$ See Lake Michigan Open Waters Forecast for Saturday through Monday.