FZUS53 KMKX 191810
NSHMKX

Nearshore Marine Forecast
National Weather Service Milwaukee/Sullivan WI
110 PM CDT Tue May 19 2026

For waters within five nautical miles of shore on Lake Michigan

LMZ643-192200-
Sheboygan to Port Washington WI-
110 PM CDT Tue May 19 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON...

.REST OF TODAY...West wind 15 to 20 knots. Gusts up to 25 knots.
Partly sunny. Waves 2 to 4 feet. 
.TONIGHT...West wind 15 to 20 knots veering northwest late in the
evening, then easing to 10 to 15 knots after midnight becoming
northwest 10 to 15 knots early in the morning. Partly cloudy.
Waves 1 to 2 feet. 
.WEDNESDAY...North wind 10 to 15 knots veering northeast late in
the afternoon. Mostly sunny. Waves 1 to 2 feet building to 2 to
4 feet late in the afternoon. 
.WEDNESDAY NIGHT...Northeast wind 10 to 15 knots. Partly cloudy.
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. 

$$
LMZ644-192200-
Port Washington to North Point Light WI-
110 PM CDT Tue May 19 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON...

.REST OF TODAY...West wind 15 to 20 knots. Partly sunny. Waves
1 to 2 feet. 
.TONIGHT...Northwest wind 15 to 20 knots easing to 10 to 15 knots
with gusts to around 20 knots late in the evening, then becoming
northwest 10 to 15 knots after midnight. Partly cloudy. Waves
1 to 2 feet. 
.WEDNESDAY...North wind 10 to 15 knots veering northeast in the
afternoon. Partly sunny in the morning then clearing. Waves 1 to
2 feet building to 2 to 4 feet late in the afternoon. 
.WEDNESDAY NIGHT...Northeast wind 10 to 15 knots rising to 15 to
20 knots early in the morning. Partly cloudy. Waves 2 to 4 feet. 

$$
LMZ645-192200-
North Point Light to Wind Point WI-
110 PM CDT Tue May 19 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON...

.REST OF TODAY...West wind 15 to 20 knots. Gusts up to 25 knots.
Partly sunny. Waves 1 to 2 feet. 
.TONIGHT...Northwest wind 10 to 15 knots with gusts to around
20 knots becoming northwest 10 to 15 knots early in the morning.
Partly cloudy. Waves 1 to 2 feet. 
.WEDNESDAY...North wind 10 to 15 knots veering northeast late in
the morning, then rising to 15 to 20 knots in the afternoon.
Partly sunny in the morning then clearing. Waves 1 to 2 feet
building to 2 to 4 feet in the afternoon. 
.WEDNESDAY NIGHT...Northeast wind 15 to 20 knots. Partly cloudy.
Waves 3 to 4 feet. 

$$
LMZ646-192200-
Wind Point WI to Winthrop Harbor IL-
110 PM CDT Tue May 19 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON...

.REST OF TODAY...West wind 15 to 20 knots easing to 10 to
15 knots late in the afternoon. Gusts up to 25 knots. Slight
chance of showers early in the afternoon. Waves 1 to 2 feet. 
.TONIGHT...Northwest wind 10 to 15 knots with gusts to around
20 knots becoming northwest 10 to 15 knots early in the morning.
Partly cloudy. Waves 1 to 2 feet. 
.WEDNESDAY...North wind 10 to 15 knots veering northeast late in
the morning, then becoming northeast 10 to 15 knots early in the
afternoon rising to 15 to 20 knots late in the afternoon. Partly
sunny. Waves 1 to 2 feet building to 2 to 4 feet in the
afternoon. 
.WEDNESDAY NIGHT...Northeast wind 15 to 20 knots. Partly cloudy.
Waves 3 to 4 feet. 

$$
See Lake Michigan Open Waters Forecast for Thursday through Saturday.