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Nearshore Marine Forecast

National Weather Service Milwaukee/Sullivan WI

105 PM CDT Sat Jul 19 2025



For waters within five nautical miles of shore on Lake Michigan



LMZ643-192200-

Sheboygan to Port Washington WI-

105 PM CDT Sat Jul 19 2025



.REST OF TODAY...South wind 10 to 15 knots. Chance of showers and

thunderstorms. Waves 1 to 2 feet. 

.TONIGHT...Southwest wind 5 to 10 knots veering northwest late in

the evening, then becoming north 10 to 15 knots with gusts to

around 20 knots after midnight. Chance of showers and

thunderstorms through around midnight. Waves 1 to 2 feet building

to 2 to 4 feet after midnight. 

.SUNDAY...North wind 10 to 15 knots veering northeast in the late

morning and afternoon. Partly sunny. Waves 2 to 4 feet. 

.SUNDAY NIGHT...Northeast wind 10 to 15 knots. Mostly clear.

Waves 1 to 3 feet. 



$$

LMZ644-192200-

Port Washington to North Point Light WI-

105 PM CDT Sat Jul 19 2025



.REST OF TODAY...South wind 10 to 15 knots. Chance of showers and

thunderstorms through the day. Waves around 1 foot. 

.TONIGHT...Southwest wind 5 to 10 knots veering northwest late in

the evening, then becoming north 10 to 15 knots after midnight.

Chance of showers and thunderstorms through around midnight.

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

.SUNDAY...North wind 10 to 15 knots veering northeast in the late

morning and afternoon. Partly sunny. Waves 3 to 4 feet. 

.SUNDAY NIGHT...Northeast wind 10 to 15 knots becoming northeast

10 to 15 knots with gusts to around 20 knots early in the

morning. Mostly clear. Waves 2 to 4 feet. 



$$

LMZ645-192200-

North Point Light to Wind Point WI-

105 PM CDT Sat Jul 19 2025



.REST OF TODAY...South wind 10 to 15 knots. Chance of showers and

thunderstorms through the day. Waves 1 to 2 feet. 

.TONIGHT...Southwest wind 5 to 10 knots veering northwest late in

the evening, then becoming north 10 to 15 knots after midnight.

Slight chance of showers and thunderstorms through around

midnight. Waves around 1 foot building to 3 to 4 feet after

midnight. 

.SUNDAY...North wind 10 to 15 knots veering northeast in the

afternoon. Cloudy in the morning then becoming partly sunny.

Waves 3 to 4 feet. 

.SUNDAY NIGHT...North wind 10 to 15 knots veering northeast with

gusts to around 20 knots early in the morning. Partly cloudy.

Waves 2 to 4 feet. 



$$

LMZ646-192200-

Wind Point WI to Winthrop Harbor IL-

105 PM CDT Sat Jul 19 2025



.REST OF TODAY...South wind 10 to 15 knots. Chance of showers and

thunderstorms through the day. Waves around 1 foot. 

.TONIGHT...Southwest wind 5 to 10 knots veering west late in the

evening, then veering northwest 5 to 15 knots after midnight

veering north 10 to 15 knots early in the morning. Chance of

showers and thunderstorms through around midnight. Waves around

1 foot building to 3 to 4 feet. 

.SUNDAY...North wind 15 to 20 knots becoming northeast 10 to

15 knots in the late morning and afternoon. Slight chance of

showers. Waves 3 to 4 feet. 

.SUNDAY NIGHT...North wind 10 to 15 knots veering northeast early

in the morning. Partly cloudy. Waves 2 to 4 feet. 



$$

See Lake Michigan Open Waters Forecast for Monday through Wednesday.