Nearshore Marine Forecast
Issued by NWS Milwaukee/Sullivan, WI

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FZUS53 KMKX 301005
NSHMKX

Nearshore Marine Forecast
National Weather Service Milwaukee/Sullivan WI
505 AM CDT Sat Aug 30 2025

For waters within five nautical miles of shore on Lake Michigan

LMZ643-301600-
Sheboygan to Port Washington WI-
505 AM CDT Sat Aug 30 2025

.TODAY...Northeast wind 5 to 10 knots veering southeast late in
the afternoon. Sunny. Waves nearly calm.
.TONIGHT...Southeast wind 5 to 10 knots becoming northwest late
in the evening, then becoming northwest 5 knots after midnight
veering north early in the morning. Clear. Waves nearly calm.
.SUNDAY...North wind 5 knots becoming northeast late in the
morning, then veering east early in the afternoon becoming east
5 to 10 knots late in the afternoon. Sunny. Waves nearly calm.
.SUNDAY NIGHT...East wind 5 to 10 knots easing to 5 knots late in
the evening, then backing northeast after midnight backing
northwest early in the morning. Mostly clear. Waves nearly calm.

$$
LMZ644-301600-
Port Washington to North Point Light WI-
505 AM CDT Sat Aug 30 2025

.TODAY...Northeast wind 5 to 10 knots veering east in the
afternoon. Partly sunny in the morning then clearing. Waves
around 1 foot.
.TONIGHT...Northeast wind 5 to 10 knots easing to 5 knots late in
the evening, then backing north after midnight becoming north
5 knots early in the morning. Clear. Waves nearly calm.
.SUNDAY...North wind 5 to 10 knots veering east late in the
afternoon. Sunny. Waves nearly calm.
.SUNDAY NIGHT...East wind 5 to 10 knots becoming northeast in the
late evening and early morning, then backing north early in the
morning. Mostly clear. Waves nearly calm.

$$
LMZ645-301600-
North Point Light to Wind Point WI-
505 AM CDT Sat Aug 30 2025

.TODAY...Northeast wind 5 knots becoming east in the late morning
and early afternoon, then becoming east 5 to 10 knots late in the
afternoon. Chance of sprinkles in the morning. Waves around
1 foot.
.TONIGHT...Northeast wind 5 to 10 knots. Mostly clear. Waves
nearly calm.
.SUNDAY...Northeast wind 5 to 10 knots veering east in the
afternoon. Sunny. Waves around 1 foot.
.SUNDAY NIGHT...Northeast wind 5 to 10 knots veering east after
midnight, then becoming east 5 to 10 knots early in the morning.
Mostly clear. Waves nearly calm.

$$
LMZ646-301600-
Wind Point WI to Winthrop Harbor IL-
505 AM CDT Sat Aug 30 2025

.TODAY...East wind 5 knots rising to 5 to 10 knots in the late
morning and afternoon. Chance of sprinkles in the morning. Waves
around 1 foot.
.TONIGHT...Northeast wind 5 to 10 knots. Mostly clear. Waves
nearly calm.
.SUNDAY...Northeast wind 5 to 10 knots veering east in the
afternoon. Sunny. Waves around 1 foot.
.SUNDAY NIGHT...Northeast wind 5 to 10 knots veering east early
in the morning. Mostly clear. Waves nearly calm.

$$
See Lake Michigan Open Waters Forecast for Monday through Wednesday.