Nearshore Marine Forecast
Issued by NWS Milwaukee/Sullivan, WI
Issued by NWS Milwaukee/Sullivan, WI
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919 FZUS53 KMKX 072311 NSHMKX Nearshore Marine Forecast National Weather Service Milwaukee/Sullivan WI 511 PM CST Sun Dec 7 2025 For waters within five nautical miles of shore on Lake Michigan LMZ643-080500- Sheboygan to Port Washington WI- 511 PM CST Sun Dec 7 2025 .TONIGHT...North wind 10 to 15 knots easing to 5 to 10 knots early in the morning. Slight chance of snow showers late in the evening. Chance of snow showers after midnight. Waves 2 to 4 feet subsiding to 1 to 2 feet in the late evening and overnight. .MONDAY...North wind 5 to 10 knots becoming south 10 to 15 knots late in the morning, then becoming southwest 15 to 20 knots in the afternoon. Mostly cloudy. Waves 1 to 2 feet building to 3 to 4 feet in the afternoon. .MONDAY NIGHT...Southwest wind up to 30 knots backing south late in the evening, then veering southwest after midnight becoming southwest up to 30 knots early in the morning. Chance of snow showers through around midnight, then snow likely after midnight. Waves 3 to 5 feet building to 5 to 7 feet late in the evening, then building to 7 to 9 feet after midnight subsiding to 5 to 7 feet early in the morning. A small craft advisory may be needed. .TUESDAY...Southwest wind 15 to 25 knots veering west late in the morning, then becoming 15 to 20 knots early in the afternoon backing southwest late in the afternoon. Slight chance of snow through the day. Slight chance of rain in the afternoon. Waves 4 to 6 feet subsiding to 1 to 2 feet in the afternoon. Wave heights are for ice free areas. $$ LMZ644-080500- Port Washington to North Point Light WI- 511 PM CST Sun Dec 7 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM CST THIS EVENING... .TONIGHT...North wind 15 to 20 knots easing to 10 to 15 knots late in the evening, then becoming north 10 to 15 knots after midnight becoming northeast 5 to 10 knots early in the morning. Chance of snow showers in the late evening and early morning. Slight chance of snow showers early in the morning. Waves 3 to 4 feet. .MONDAY...East wind 5 to 10 knots becoming south 10 to 15 knots late in the morning, then veering southwest with gusts to around 20 knots early in the afternoon rising to 15 to 20 knots late in the afternoon. Mostly cloudy. Waves 1 to 3 feet building to 2 to 4 feet late in the afternoon. .MONDAY NIGHT...Southwest wind 15 to 25 knots becoming south up to 30 knots late in the evening, then veering southwest after midnight becoming southwest up to 30 knots early in the morning. Chance of snow showers through around midnight, then snow likely after midnight. Waves 4 to 6 feet building to 5 to 7 feet after midnight, then subsiding to 4 to 6 feet early in the morning. .TUESDAY...West wind 15 to 25 knots becoming 15 to 20 knots early in the afternoon, then backing southwest late in the afternoon. Slight chance of rain and snow in the afternoon. Waves 3 to 4 feet subsiding to 1 to 2 feet in the afternoon. Wave heights are for ice free areas. $$ LMZ645-080500- North Point Light to Wind Point WI- 511 PM CST Sun Dec 7 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 PM CST THIS EVENING... .TONIGHT...North wind 15 to 20 knots easing to 10 to 15 knots late in the evening, then veering northeast after midnight becoming east 5 to 10 knots early in the morning. Snow showers likely late in the evening. Chance of snow showers after midnight. Waves 3 to 4 feet. .MONDAY...Southeast wind 10 to 15 knots veering south late in the morning, then veering southwest early in the afternoon rising to 15 to 20 knots late in the afternoon. Slight chance of snow showers in the morning. Waves 2 to 4 feet subsiding to 1 to 3 feet late in the morning, then building to 2 to 4 feet in the afternoon. .MONDAY NIGHT...South wind 15 to 25 knots rising to up to 30 knots late in the evening, then veering southwest after midnight becoming southwest up to 30 knots early in the morning. Chance of snow showers through around midnight, then snow likely after midnight. Waves 3 to 4 feet building to 4 to 6 feet in the late evening and overnight. .TUESDAY...Southwest wind up to 30 knots becoming west 15 to 25 knots late in the morning, then becoming 15 to 20 knots early in the afternoon backing southwest late in the afternoon. Slight chance of rain and snow in the afternoon. Waves 3 to 5 feet subsiding to 1 to 2 feet late in the afternoon. Wave heights are for ice free areas. $$ LMZ646-080500- Wind Point WI to Winthrop Harbor IL- 511 PM CST Sun Dec 7 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 PM CST THIS EVENING... .TONIGHT...North wind 15 to 20 knots becoming northeast 10 to 15 knots in the late evening and early morning, then becoming east 5 to 10 knots early in the morning. Chance of snow showers in the evening, then snow showers likely late in the evening. Chance of snow showers after midnight. Waves 3 to 4 feet. .MONDAY...Southeast wind 10 to 15 knots veering south late in the morning, then veering southwest early in the afternoon rising to 15 to 20 knots late in the afternoon. Slight chance of snow showers in the morning. Waves 2 to 4 feet subsiding to 1 to 3 feet late in the morning, then building to 2 to 4 feet in the afternoon. .MONDAY NIGHT...South wind 15 to 25 knots rising to up to 30 knots late in the evening, then veering southwest after midnight becoming southwest up to 30 knots early in the morning. Slight chance of snow showers through around midnight, then chance of snow after midnight. Waves 3 to 4 feet building to 4 to 6 feet in the late evening and overnight. .TUESDAY...Southwest wind up to 30 knots becoming west 15 to 25 knots late in the morning, then becoming 15 to 20 knots early in the afternoon backing southwest late in the afternoon. Slight chance of rain and snow in the afternoon. Waves 3 to 5 feet subsiding to 1 to 2 feet in the afternoon. Wave heights are for ice free areas. $$ See Lake Michigan Open Waters Forecast for Wednesday through Friday.