FZUS53 KMKX 231410
NSHMKX

Nearshore Marine Forecast
National Weather Service Milwaukee/Sullivan WI
910 AM CDT Sun Aug 23 2026

For waters within five nautical miles of shore on Lake Michigan

LMZ643-232200-
Sheboygan to Port Washington WI-
910 AM CDT Sun Aug 23 2026

.REST OF TODAY...Northwest wind 15 to 20 knots becoming north
10 to 15 knots late in the afternoon. Sunny late in the morning
then becoming partly sunny. Waves 1 to 2 feet. 
.TONIGHT...North wind 10 to 15 knots backing northwest early in
the morning. Mostly clear. Waves 1 to 2 feet. 
.MONDAY...Northwest wind 10 to 15 knots becoming north 5 to
10 knots early in the afternoon, then veering east late in the
afternoon. Sunny. Waves around 1 foot. 
.MONDAY NIGHT...South wind 5 to 10 knots veering west early in
the morning. Partly cloudy. Waves around 1 foot. 

$$
LMZ644-232200-
Port Washington to North Point Light WI-
910 AM CDT Sun Aug 23 2026

.REST OF TODAY...Northwest wind 10 to 15 knots with gusts to
around 20 knots becoming northwest 10 to 15 knots late in the
afternoon. Sunny late in the morning then becoming partly sunny.
Waves 1 to 2 feet. 
.TONIGHT...North wind 5 to 15 knots becoming 5 to 10 knots late
in the evening, then becoming north 5 to 10 knots after midnight.
Partly cloudy through around midnight then becoming clear. Waves
1 to 2 feet. 
.MONDAY...Northwest wind 5 to 10 knots veering northeast late in
the afternoon. Sunny. Waves 1 to 2 feet. 
.MONDAY NIGHT...Southwest wind 5 to 10 knots veering west early
in the morning. Partly cloudy. Waves around 1 foot. 

$$
LMZ645-232200-
North Point Light to Wind Point WI-
910 AM CDT Sun Aug 23 2026

.REST OF TODAY...North wind 10 to 15 knots. Sunny late in the
morning then becoming partly sunny. Waves 1 to 2 feet. 
.TONIGHT...North wind 10 to 15 knots easing to 5 to 10 knots in
the late evening and early morning, then backing northwest early
in the morning. Partly cloudy through around midnight then
becoming clear. Waves 1 to 2 feet. 
.MONDAY...Northwest wind 5 to 10 knots veering northeast late in
the afternoon. Sunny. Waves 1 to 2 feet. 
.MONDAY NIGHT...Southeast wind 5 to 10 knots veering west early
in the morning. Partly cloudy. Waves around 1 foot. 

$$
LMZ646-232200-
Wind Point WI to Winthrop Harbor IL-
910 AM CDT Sun Aug 23 2026

.REST OF TODAY...Northwest wind 10 to 15 knots veering north
early in the afternoon, then backing northwest late in the
afternoon. Sunny late in the morning then becoming partly sunny.
Waves 1 to 2 feet. 
.TONIGHT...North wind 5 to 10 knots backing northwest after
midnight. Mostly clear. Waves 1 to 2 feet. 
.MONDAY...Northwest wind 5 to 10 knots veering northeast late in
the afternoon. Sunny. Waves 1 to 2 feet. 
.MONDAY NIGHT...East wind 5 to 10 knots veering south late in the
evening, then veering southwest after midnight veering west early
in the morning. Partly cloudy. Waves around 1 foot. 

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