Nearshore Marine Forecast
Issued by NWS Milwaukee/Sullivan, WI

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Nearshore Marine Forecast
National Weather Service Milwaukee/Sullivan WI
105 AM CDT Mon Sep 1 2025

For waters within five nautical miles of shore on Lake Michigan

LMZ643-010900-
Sheboygan to Port Washington WI-
105 AM CDT Mon Sep 1 2025

.REST OF TONIGHT...Northeast wind 5 knots backing north early in
the morning. Clear. Waves nearly calm.
.MONDAY...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.
.MONDAY NIGHT...Northeast wind 5 knots backing northwest early in
the morning. Mostly clear. Waves nearly calm.
.TUESDAY...Northwest wind 5 knots becoming south early in the
afternoon, then rising to 10 to 15 knots late in the afternoon.
Sunny. Waves around 1 foot.

$$
LMZ644-010900-
Port Washington to North Point Light WI-
105 AM CDT Mon Sep 1 2025

.REST OF TONIGHT...East wind 5 knots. Clear. Waves nearly calm.
.MONDAY...Northeast wind 5 knots rising to 5 to 10 knots late in
the morning, then veering east in the afternoon. Sunny. Waves
nearly calm.
.MONDAY NIGHT...Northeast wind 5 to 10 knots easing to 5 knots
late in the evening, then backing north after midnight backing
northwest early in the morning. Mostly clear. Waves nearly calm.
.TUESDAY...Northwest wind 5 knots becoming southeast early in the
afternoon, then veering south late in the afternoon. Sunny. Waves
nearly calm.

$$
LMZ645-010900-
North Point Light to Wind Point WI-
105 AM CDT Mon Sep 1 2025

.REST OF TONIGHT...East wind 5 to 10 knots. Clear. Waves nearly
calm.
.MONDAY...East wind 5 knots rising to 5 to 10 knots in the late
morning and afternoon. Sunny. Waves nearly calm.
.MONDAY NIGHT...Northeast wind 5 to 10 knots becoming northwest
early in the morning. Mostly clear. Waves around 1 foot.
.TUESDAY...Northwest wind 5 knots veering north late in the
morning, then becoming east early in the afternoon veering
southeast late in the afternoon. Sunny. Waves around 1 foot.

$$
LMZ646-010900-
Wind Point WI to Winthrop Harbor IL-
105 AM CDT Mon Sep 1 2025

.REST OF TONIGHT...East wind 5 to 10 knots. Clear. Waves nearly
calm.
.MONDAY...East wind 5 knots rising to 5 to 10 knots in the late
morning and early afternoon, then backing northeast late in the
afternoon. Sunny. Waves around 1 foot.
.MONDAY NIGHT...Northeast wind 5 to 10 knots becoming north early
in the morning. Mostly clear. Waves around 1 foot.
.TUESDAY...Northwest wind 5 knots veering north late in the
morning, then becoming northeast early in the afternoon veering
southeast late in the afternoon. Sunny. Waves around 1 foot.

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