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Nearshore Marine Forecast

National Weather Service Milwaukee/Sullivan WI

305 PM CDT Tue Jul 22 2025



For waters within five nautical miles of shore on Lake Michigan



LMZ643-230900-

Sheboygan to Port Washington WI-

305 PM CDT Tue Jul 22 2025



...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING...



.THROUGH EARLY EVENING...South wind 15 to 20 knots easing to

10 to 15 knots late in the afternoon. Sunny. Waves 3 to 4 feet. 

.TONIGHT...South wind 10 to 15 knots rising to 15 to 20 knots

early in the morning. Mostly clear. Waves 2 to 4 feet. 

.WEDNESDAY...South wind 15 to 20 knots. Slight chance of showers

through the day. Slight chance of thunderstorms in the afternoon.

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

.WEDNESDAY NIGHT...South wind 15 to 20 knots becoming southwest

10 to 15 knots after midnight. Slight chance of showers through

around midnight. Waves 4 to 6 feet subsiding to 3 to 4 feet in

the late evening and overnight. 

.THURSDAY...Southwest wind 10 to 15 knots. Showers likely and a

chance of thunderstorms in the afternoon. Waves 1 to 2 feet. 



$$

LMZ644-230900-

Port Washington to North Point Light WI-

305 PM CDT Tue Jul 22 2025



...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING...



.THROUGH EARLY EVENING...Southeast wind 10 to 15 knots. Sunny.

Waves 3 to 4 feet. 

.TONIGHT...Southeast wind 10 to 15 knots veering south early in

the morning. Mostly clear. Waves 2 to 4 feet subsiding to 1 to

3 feet in the late evening and early morning, then building to

2 to 4 feet early in the morning. 

.WEDNESDAY...South wind 10 to 15 knots rising to 15 to 20 knots

late in the morning, then becoming south 15 to 20 knots in the

afternoon. Partly sunny. Waves 3 to 4 feet. 

.WEDNESDAY NIGHT...South wind 15 to 20 knots easing to 10 to

15 knots late in the evening, then veering southwest after

midnight. Mostly clear. Waves 3 to 4 feet subsiding to 1 to

2 feet after midnight. 

.THURSDAY...Southwest wind 10 to 15 knots. Showers likely and a

chance of thunderstorms in the afternoon. Waves 1 to 2 feet. 



$$

LMZ645-230900-

North Point Light to Wind Point WI-

305 PM CDT Tue Jul 22 2025



.THROUGH EARLY EVENING...Southeast wind 10 to 15 knots. Sunny.

Waves 2 to 4 feet. 

.TONIGHT...Southeast wind 10 to 15 knots veering south early in

the morning. Mostly clear. Waves 1 to 3 feet. 

.WEDNESDAY...South wind 10 to 15 knots rising to 15 to 20 knots

late in the morning, then becoming south 15 to 20 knots in the

afternoon. Partly sunny. Waves 2 to 4 feet. 

.WEDNESDAY NIGHT...South wind 10 to 15 knots veering southwest

after midnight. Mostly clear. Waves 2 to 4 feet subsiding to 1 to

2 feet after midnight. 

.THURSDAY...Southwest wind 10 to 15 knots. Chance of showers and

thunderstorms in the afternoon. Waves 1 to 2 feet. 



$$

LMZ646-230900-

Wind Point WI to Winthrop Harbor IL-

305 PM CDT Tue Jul 22 2025



.THROUGH EARLY EVENING...Southeast wind 10 to 15 knots. Sunny.

Waves 2 to 4 feet. 

.TONIGHT...Southeast wind 10 to 15 knots veering south early in

the morning. Mostly clear. Waves 1 to 3 feet. 

.WEDNESDAY...South wind 10 to 15 knots rising to 15 to 20 knots

early in the afternoon, then becoming south 15 to 20 knots late

in the afternoon. Mostly sunny. Waves 2 to 4 feet. 

.WEDNESDAY NIGHT...South wind 10 to 15 knots veering southwest

early in the morning. Mostly clear. Waves 2 to 4 feet subsiding

to 1 to 2 feet in the late evening and overnight. 

.THURSDAY...Southwest wind 10 to 15 knots. Chance of showers and

thunderstorms in the afternoon. Waves 1 to 2 feet. 



$$

See Lake Michigan Open Waters Forecast for Friday through Sunday.