FZUS53 KMKX 161810 NSHMKX Nearshore Marine Forecast National Weather Service Milwaukee/Sullivan WI 110 PM CDT Thu Apr 16 2026 For waters within five nautical miles of shore on Lake Michigan LMZ643-162200- Sheboygan to Port Washington WI- 110 PM CDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT FRIDAY... .REST OF TODAY...North wind 5 to 10 knots. Patchy dense fog. Waves around 1 foot. .TONIGHT...Northeast wind 5 to 10 knots becoming south late in the evening, then rising to 5 to 10 knots after midnight becoming south 5 to 10 knots early in the morning. Patchy dense fog through around midnight, then areas of dense fog after midnight. Waves around 1 foot. .FRIDAY...South wind 10 to 15 knots rising to 15 to 20 knots early in the afternoon, then becoming south 15 to 20 knots with gusts to around 25 knots late in the afternoon. Areas of dense fog in the morning. Waves 1 to 2 feet building to 3 to 4 feet in the afternoon. .FRIDAY NIGHT...South wind 15 to 25 knots veering west early in the morning. Rain showers and a chance of thunderstorms. Waves 5 to 7 feet building to 6 to 8 feet late in the evening, then subsiding to 5 to 7 feet after midnight subsiding to 4 to 6 feet early in the morning. $$ LMZ644-162200- Port Washington to North Point Light WI- 110 PM CDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT FRIDAY... .REST OF TODAY...North wind 5 to 10 knots. Patchy dense fog through the day. Waves around 1 foot. .TONIGHT...Northeast wind 5 to 10 knots becoming southeast late in the evening, then veering south after midnight rising to 5 to 10 knots early in the morning. Areas of dense fog. Waves around 1 foot. .FRIDAY...South wind 5 to 10 knots becoming southeast 10 to 15 knots late in the morning, then rising to 15 to 20 knots in the afternoon. Areas of dense fog in the morning. Waves around 1 foot building to 3 to 4 feet in the afternoon. .FRIDAY NIGHT...South wind 15 to 20 knots becoming 10 to 20 knots late in the evening, then veering southwest 15 to 20 knots after midnight veering west early in the morning. Rain showers and a chance of thunderstorms. Waves 4 to 6 feet subsiding to 3 to 5 feet early in the morning. $$ LMZ645-162200- North Point Light to Wind Point WI- 110 PM CDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT FRIDAY... .REST OF TODAY...North wind 5 to 10 knots. Patchy dense fog through the day. Waves around 1 foot. .TONIGHT...Northeast wind 5 to 10 knots becoming east late in the evening, then veering south after midnight rising to 5 to 10 knots early in the morning. Areas of dense fog. Waves around 1 foot. .FRIDAY...South wind 5 to 10 knots becoming southeast 10 to 15 knots late in the morning, then rising to 15 to 20 knots in the afternoon. Areas of dense fog in the morning. Waves 1 to 2 feet building to 2 to 4 feet in the afternoon. .FRIDAY NIGHT...South wind 15 to 20 knots veering west early in the morning. Chance of thunderstorms through around midnight. Rain showers through the night. Slight chance of thunderstorms after midnight. Waves 3 to 5 feet subsiding to 3 to 4 feet early in the morning. $$ LMZ646-162200- Wind Point WI to Winthrop Harbor IL- 110 PM CDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT FRIDAY... .REST OF TODAY...North wind 5 to 10 knots. Slight chance of showers and thunderstorms early in the afternoon. patchy dense fog through the day. Waves around 1 foot. .TONIGHT...Northeast wind 5 to 10 knots becoming east late in the evening, then veering south after midnight rising to 5 to 10 knots early in the morning. Areas of dense fog. Waves around 1 foot. .FRIDAY...South wind 5 to 10 knots becoming southeast 10 to 15 knots in the late morning and early afternoon, then rising to 15 to 20 knots late in the afternoon. Areas of dense fog in the morning. Waves 1 to 2 feet building to 2 to 4 feet late in the afternoon. .FRIDAY NIGHT...South wind 15 to 20 knots veering southwest early in the morning. Rain showers and a chance of thunderstorms through the night. Waves 3 to 4 feet building to 3 to 5 feet late in the evening, then subsiding to 3 to 4 feet after midnight. $$ See Lake Michigan Open Waters Forecast for Saturday through Monday.