National Weather Service Marine Forecast FZUS53 KMKX

FZUS53 KMKX 052311
NSHMKX

Nearshore Marine Forecast
National Weather Service Milwaukee/Sullivan WI
510 PM CST Thu Feb 5 2026

For waters within five nautical miles of shore on Lake Michigan

LMZ643-060500
Sheboygan to Port Washington WI
510 PM CST Thu Feb 5 2026

SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH LATE FRIDAY NIGHT

TONIGHT
Southwest wind 10 to 15 knots veering west early in the morning. Snow likely after midnight. Waves around 1 foot.

FRIDAY
Northwest wind 15 to 20 knots becoming 15 to 25 knots with gusts to around 30 knots late in the morning, then becoming north up to 30 knots in the afternoon. Chance of snow in the morning, then slight chance of snow in the afternoon. Waves around 1 foot building to 1 to 3 feet.

FRIDAY NIGHT
North wind up to 30 knots easing to 15 to 25 knots after midnight, then becoming 15 to 20 knots early in the morning. Mostly clear. Waves 1 to 3 feet subsiding to 1 to 2 feet early in the morning.

SATURDAY
North wind 15 to 20 knots easing to 10 to 15 knots late in the morning, then becoming northwest 5 to 10 knots early in the afternoon backing west late in the afternoon. Sunny in the morning then becoming partly sunny. Waves around 1 foot.

Wave heights are for ice free areas.

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LMZ644-060500
Port Washington to North Point Light WI
510 PM CST Thu Feb 5 2026

SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH LATE FRIDAY NIGHT

TONIGHT
Southwest wind 10 to 15 knots veering west early in the morning. Chance of snow after midnight. Snow early in the morning. Waves nearly calm.

FRIDAY
Northwest wind 10 to 20 knots rising to 15 to 25 knots late in the morning, then veering north with gusts to around 30 knots early in the afternoon rising to up to 30 knots late in the afternoon. Chance of snow in the morning, then slight chance of snow in the afternoon. Waves nearly calm.

FRIDAY NIGHT
North wind up to 30 knots easing to 15 to 25 knots with gusts to around 30 knots late in the evening, then becoming north 15 to 25 knots after midnight becoming 15 to 20 knots early in the morning. Mostly clear. Waves nearly calm.

SATURDAY
North wind 10 to 20 knots becoming 10 to 15 knots late in the morning, then becoming northwest 5 to 10 knots early in the afternoon backing west late in the afternoon. Sunny in the morning then becoming partly sunny. Waves nearly calm.

Wave heights are for ice free areas.

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LMZ645-060500
North Point Light to Wind Point WI
510 PM CST Thu Feb 5 2026

SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH LATE FRIDAY NIGHT

TONIGHT
Southwest wind 10 to 15 knots veering west early in the morning. Chance of snow after midnight. Snow early in the morning. Waves around 1 foot.

FRIDAY
Northwest wind 15 to 20 knots becoming northwest 15 to 20 knots with gusts to around 25 knots late in the morning, then veering north 15 to 25 knots with gusts to around 30 knots early in the afternoon rising to up to 30 knots late in the afternoon. Snow likely in the morning, then slight chance of snow in the afternoon. Waves around 1 foot building to 4 to 6 feet in the late morning and afternoon.

FRIDAY NIGHT
North wind up to 30 knots easing to 15 to 25 knots after midnight, then becoming 15 to 20 knots early in the morning. Mostly clear. Waves 4 to 6 feet.

SATURDAY
North wind 15 to 20 knots becoming northwest 10 to 15 knots late in the morning, then easing to 5 to 10 knots early in the afternoon backing west late in the afternoon. Sunny in the morning then becoming partly sunny. Waves 2 to 4 feet.

Wave heights are for ice free areas.

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LMZ646-060500
Wind Point WI to Winthrop Harbor IL
510 PM CST Thu Feb 5 2026

SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH LATE FRIDAY NIGHT

TONIGHT
Southwest wind 10 to 15 knots veering west early in the morning. Chance of snow after midnight. Snow early in the morning. Waves around 1 foot.

FRIDAY
Northwest wind 10 to 20 knots becoming 15 to 20 knots with gusts to around 25 knots late in the morning, then veering north 15 to 25 knots with gusts to around 30 knots early in the afternoon rising to up to 30 knots late in the afternoon. Snow likely in the morning, then slight chance of snow in the afternoon. Waves around 1 foot building to 4 to 6 feet in the late morning and afternoon.

FRIDAY NIGHT
North wind up to 30 knots easing to 15 to 25 knots with gusts to around 30 knots late in the evening, then becoming north 15 to 25 knots after midnight becoming 15 to 20 knots early in the morning. Heavy freezing spray. Waves 4 to 6 feet.

SATURDAY
North wind 10 to 20 knots backing northwest 10 to 15 knots late in the morning, then easing to 5 to 10 knots early in the afternoon becoming northwest 5 to 10 knots late in the afternoon. Partly sunny. Waves 2 to 4 feet.

Wave heights are for ice free areas.

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See Lake Michigan Open Waters Forecast for Sunday through Tuesday.