Nearshore Marine Forecast
Issued by NWS Milwaukee/Sullivan, WI

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FZUS53 KMKX 310805
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Nearshore Marine Forecast
National Weather Service Milwaukee/Sullivan WI
305 AM CDT Sun Aug 31 2025

For waters within five nautical miles of shore on Lake Michigan

LMZ643-312100-
Sheboygan to Port Washington WI-
305 AM CDT Sun Aug 31 2025

.EARLY THIS MORNING...Northwest wind 5 knots veering north early
in the morning. Clear. Waves nearly calm.
.TODAY...Northwest wind 5 knots veering north late in the
morning, then becoming southeast early in the afternoon becoming
southeast 5 to 10 knots late in the afternoon. Sunny. Waves
nearly calm.
.TONIGHT...South wind 5 to 10 knots becoming west late in the
evening, then veering northwest after midnight. Mostly clear.
Waves nearly calm.
.MONDAY...Northwest 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.
.MONDAY NIGHT...East wind 5 to 10 knots becoming north late in
the evening, then backing northwest after midnight becoming
northwest 5 knots early in the morning. Mostly clear. Waves
nearly calm.

$$
LMZ644-312100-
Port Washington to North Point Light WI-
305 AM CDT Sun Aug 31 2025

.EARLY THIS MORNING...North wind 5 knots veering northeast early
in the morning. Clear. Patchy fog. Waves nearly calm.
.TODAY...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. Patchy fog in the morning.
Waves nearly calm.
.TONIGHT...East wind 5 to 10 knots easing to 5 knots late in the
evening, then backing northeast after midnight backing north
early in the morning. Mostly clear. Waves nearly calm.
.MONDAY...Northwest 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.
.MONDAY NIGHT...East wind 5 to 10 knots becoming northeast late
in the evening, then backing north after midnight backing
northwest early in the morning. Mostly clear. Waves nearly calm.

$$
LMZ645-312100-
North Point Light to Wind Point WI-
305 AM CDT Sun Aug 31 2025

.EARLY THIS MORNING...Northeast wind 5 to 10 knots. Clear. Patchy
fog. Waves nearly calm.
.TODAY...Northeast wind 5 knots rising to 5 to 10 knots late in
the morning, then veering east in the afternoon. Sunny. Waves
nearly calm.
.TONIGHT...East wind 5 to 10 knots easing to 5 knots early in the
morning. Mostly clear. Waves nearly calm.
.MONDAY...North wind 5 to 10 knots veering northeast late in the
morning, then veering east early in the afternoon becoming east
5 to 10 knots late in the afternoon. Sunny. Waves around 1 foot.
.MONDAY NIGHT...Northeast wind 5 to 10 knots backing north early
in the morning. Mostly clear. Waves nearly calm.

$$
LMZ646-312100-
Wind Point WI to Winthrop Harbor IL-
305 AM CDT Sun Aug 31 2025

.EARLY THIS MORNING...Northeast wind 5 to 10 knots. Clear. Waves
nearly calm.
.TODAY...Northeast wind 5 knots rising to 5 to 10 knots 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.
.TONIGHT...Northeast wind 5 to 10 knots veering east after
midnight, then easing to 5 knots early in the morning. Clear.
Waves nearly calm.
.MONDAY...Northeast wind 5 to 10 knots veering east late in the
morning, then becoming east 5 to 10 knots in the afternoon.
Sunny. Waves around 1 foot.
.MONDAY NIGHT...Northeast wind 5 to 10 knots backing north early
in the morning. Mostly clear. Waves nearly calm.

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