FZUS53 KMKX 242210

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Nearshore Marine Forecast

National Weather Service Milwaukee/Sullivan WI

510 PM CDT Fri Oct 24 2025



For waters within five nautical miles of shore on Lake Michigan



LMZ643-250400-

Sheboygan to Port Washington WI-

510 PM CDT Fri Oct 24 2025



.TONIGHT...North wind 5 knots backing southwest late in the

evening, then becoming southwest 5 knots after midnight. Partly

cloudy. Waves nearly calm. 

.SATURDAY...West wind 5 knots becoming south late in the morning,

then backing southeast in the afternoon. Slight chance of showers

in the afternoon. Waves around 1 foot. 

.SATURDAY NIGHT...Southeast wind 10 to 15 knots. Partly cloudy.

Waves 1 to 2 feet building to 2 to 4 feet early in the morning. 

.SUNDAY...Southeast wind 10 to 15 knots rising to 15 to 20 knots

late in the morning, then becoming 10 to 20 knots early in the

afternoon becoming 15 to 20 knots late in the afternoon. Sunny.

Waves 3 to 4 feet building to 4 to 6 feet. 



$$

LMZ644-250400-

Port Washington to North Point Light WI-

510 PM CDT Fri Oct 24 2025



.TONIGHT...Northeast wind 5 knots veering south late in the

evening, then becoming south 5 knots after midnight veering

southwest early in the morning. Clear through around midnight

then becoming partly cloudy. Waves nearly calm. 

.SATURDAY...Southeast wind 5 knots rising to 5 to 10 knots late

in the morning, then becoming southeast 5 to 10 knots in the

afternoon. Slight chance of showers in the afternoon. Waves

around 1 foot. 

.SATURDAY NIGHT...Southeast wind 10 to 15 knots. Partly cloudy.

Waves 1 to 2 feet building to 2 to 4 feet after midnight. 

.SUNDAY...Southeast wind 10 to 15 knots rising to 15 to 20 knots

late in the morning, then becoming 10 to 20 knots with gusts to

around 25 knots early in the afternoon backing east with gusts to

around 25 knots late in the afternoon. Sunny. Waves 3 to 4 feet

building to 4 to 6 feet in the late morning and afternoon. 



$$

LMZ645-250400-

North Point Light to Wind Point WI-

510 PM CDT Fri Oct 24 2025



.TONIGHT...Northeast wind 5 knots veering southeast late in the

evening, then veering south after midnight rising to 5 to

10 knots early in the morning. Clear through around midnight then

becoming partly cloudy. Waves around 1 foot. 

.SATURDAY...Southeast wind 5 to 10 knots. Slight chance of

showers in the afternoon. Waves around 1 foot. 

.SATURDAY NIGHT...Southeast wind 10 to 15 knots. Slight chance of

showers through around midnight. Waves 1 to 2 feet building to

2 to 4 feet after midnight. 

.SUNDAY...Southeast wind 15 to 20 knots becoming 10 to 20 knots

early in the afternoon, then backing east late in the afternoon.

Sunny. Waves 3 to 4 feet building to 4 to 6 feet in the

afternoon. 



$$

LMZ646-250400-

Wind Point WI to Winthrop Harbor IL-

510 PM CDT Fri Oct 24 2025



.TONIGHT...East wind 5 knots veering southeast late in the

evening, then becoming southeast 5 knots after midnight rising to

5 to 10 knots early in the morning. Mostly clear. Waves around

1 foot. 

.SATURDAY...Southeast wind 5 to 10 knots rising to 10 to 15 knots

late in the afternoon. Slight chance of showers in the afternoon.

Waves around 1 foot. 

.SATURDAY NIGHT...Southeast wind 10 to 15 knots. Slight chance of

showers through around midnight. Waves 1 to 2 feet building to

2 to 4 feet after midnight. 

.SUNDAY...Southeast wind 15 to 20 knots backing east late in the

afternoon. Sunny. Waves 3 to 4 feet building to 4 to 6 feet in

the afternoon. 



$$

See Lake Michigan Open Waters Forecast for Monday through Wednesday.