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Nearshore Marine Forecast
National Weather Service Milwaukee/Sullivan WI
111 AM CDT Wed Oct 15 2025

For waters within five nautical miles of shore on Lake Michigan

LMZ643-150900-
Sheboygan to Port Washington WI-
111 AM CDT Wed Oct 15 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING...

.REST OF TONIGHT...Northeast wind 15 to 20 knots becoming 10 to
20 knots early in the morning. Numerous showers. Waves 3 to
4 feet.
.WEDNESDAY...Northeast wind 10 to 15 knots easing to 5 to
10 knots late in the morning, then becoming northeast 5 to
10 knots in the afternoon. Scattered showers in the morning.
Waves 3 to 4 feet subsiding to 1 to 2 feet in the afternoon.
.WEDNESDAY NIGHT...Northeast wind 5 to 10 knots rising to 10 to
15 knots late in the evening, then becoming northeast 10 to
15 knots after midnight becoming east 5 to 10 knots early in the
morning. Partly cloudy. Waves 1 to 2 feet.
.THURSDAY...East wind 10 to 15 knots veering southeast with gusts
to around 20 knots late in the morning, then rising to 15 to
20 knots early in the afternoon veering south late in the
afternoon. Slight chance of showers in the afternoon. Waves 1 to
3 feet building to 3 to 4 feet in the late morning and afternoon.

$$
LMZ644-150900-
Port Washington to North Point Light WI-
111 AM CDT Wed Oct 15 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING...

.REST OF TONIGHT...Northeast wind 15 to 20 knots. Numerous
showers. Waves 4 to 6 feet.
.WEDNESDAY...East wind 10 to 15 knots becoming northeast 5 to
10 knots in the late morning and early afternoon, then rising to
10 to 15 knots late in the afternoon. Chance of showers in the
morning. Waves 3 to 4 feet subsiding to 1 to 3 feet in the
afternoon.
.WEDNESDAY NIGHT...Northeast wind 10 to 15 knots becoming east
5 to 10 knots early in the morning. Partly cloudy. Waves 1 to
2 feet.
.THURSDAY...East wind 10 to 15 knots veering southeast with gusts
to around 20 knots in the afternoon. Slight chance of showers in
the afternoon. Waves 1 to 3 feet building to 3 to 4 feet in the
late morning and afternoon.

$$
LMZ645-150900-
North Point Light to Wind Point WI-
111 AM CDT Wed Oct 15 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING...

.REST OF TONIGHT...Northeast wind 15 to 20 knots. Numerous
showers after midnight, then showers early in the morning. Waves
5 to 7 feet.
.WEDNESDAY...East wind 10 to 15 knots easing to 5 to 10 knots
late in the morning, then backing northeast early in the
afternoon rising to 10 to 15 knots late in the afternoon. Chance
of showers in the morning. Waves 4 to 6 feet subsiding to 1 to
3 feet.
.WEDNESDAY NIGHT...Northeast wind 10 to 15 knots becoming east
5 to 10 knots early in the morning. Partly cloudy. Waves 1 to
3 feet.
.THURSDAY...East wind 10 to 15 knots veering southeast with gusts
to around 20 knots in the afternoon. Partly sunny. Waves 1 to
3 feet building to 2 to 4 feet in the late morning and afternoon.

$$
LMZ646-150900-
Wind Point WI to Winthrop Harbor IL-
111 AM CDT Wed Oct 15 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING...

.REST OF TONIGHT...Northeast wind 15 to 20 knots. Scattered
showers after midnight, then numerous showers early in the
morning. Waves 5 to 7 feet.
.WEDNESDAY...East wind 10 to 15 knots becoming northeast 5 to
10 knots early in the afternoon, then rising to 10 to 15 knots
late in the afternoon. Numerous showers in the morning. Waves
4 to 6 feet subsiding to 1 to 3 feet.
.WEDNESDAY NIGHT...Northeast wind 10 to 15 knots becoming east
5 to 10 knots early in the morning. Partly cloudy. Waves 1 to
3 feet.
.THURSDAY...Southeast wind 10 to 15 knots. Partly sunny. Waves
1 to 3 feet building to 2 to 4 feet in the late morning and
afternoon.

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