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FZUS53 KMKX 111320
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Nearshore Marine Forecast
National Weather Service Milwaukee/Sullivan WI
820 AM CDT Sat Oct 11 2025

For waters within five nautical miles of shore on Lake Michigan

LMZ643-111600-
Sheboygan to Port Washington WI-
820 AM CDT Sat Oct 11 2025

.TODAY...North wind 10 to 15 knots veering northeast in the
afternoon. Slight chance of showers in the afternoon. Waves 1 to
2 feet building to 2 to 4 feet in the late morning and afternoon.
.TONIGHT...Northeast wind 10 to 15 knots veering east late in the
evening, then veering southeast after midnight rising to 15 to
20 knots early in the morning. Partly cloudy. Waves 2 to 4 feet
subsiding to 1 to 3 feet late in the evening, then building to
3 to 4 feet after midnight.
.SUNDAY...Southeast wind 15 to 20 knots becoming 10 to 20 knots
in the afternoon. Gusts up to 25 knots. Partly sunny. Waves 4 to
6 feet.
.SUNDAY NIGHT...Southeast wind 15 to 20 knots becoming 10 to
20 knots late in the evening, then veering south after midnight
becoming 15 to 20 knots early in the morning. Partly cloudy
through around midnight then becoming mostly cloudy. Waves 4 to
6 feet.

Wave heights are for ice free areas.

$$
LMZ644-111600-
Port Washington to North Point Light WI-
820 AM CDT Sat Oct 11 2025

.TODAY...North wind 5 to 15 knots becoming 10 to 15 knots late in
the morning, then veering northeast early in the afternoon
becoming northeast 10 to 15 knots late in the afternoon. Slight
chance of showers in the afternoon. Waves 2 to 4 feet subsiding
to 1 to 3 feet late in the morning, then building to 2 to 4 feet
in the afternoon.
.TONIGHT...Northeast wind 10 to 15 knots veering southeast early
in the morning. Partly cloudy. Waves 3 to 4 feet.
.SUNDAY...Southeast wind 10 to 15 knots rising to 15 to 20 knots
in the late morning and early afternoon, then becoming southeast
15 to 20 knots late in the afternoon. Partly sunny. Waves 4 to
6 feet.
.SUNDAY NIGHT...Southeast wind 15 to 20 knots veering south after
midnight, then becoming 10 to 20 knots early in the morning.
Partly cloudy. Waves 3 to 4 feet building to 4 to 6 feet after
midnight.

Wave heights are for ice free areas.

$$
LMZ645-111600-
North Point Light to Wind Point WI-
820 AM CDT Sat Oct 11 2025

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

.TODAY...North wind 5 to 15 knots becoming 10 to 15 knots late in
the morning, then becoming north 10 to 15 knots early in the
afternoon veering northeast late in the afternoon. Slight chance
of showers late in the afternoon. Waves 3 to 4 feet.
.TONIGHT...Northeast wind 10 to 15 knots veering southeast early
in the morning. Partly cloudy. Waves 3 to 4 feet.
.SUNDAY...Southeast wind 10 to 15 knots rising to 15 to 20 knots
in the late morning and early afternoon, then becoming southeast
15 to 20 knots late in the afternoon. Mostly sunny. Waves 3 to
4 feet.
.SUNDAY NIGHT...Southeast wind 15 to 20 knots veering south early
in the morning. Partly cloudy. Waves 3 to 4 feet.

Wave heights are for ice free areas.

$$
LMZ646-111600-
Wind Point WI to Winthrop Harbor IL-
820 AM CDT Sat Oct 11 2025

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

.TODAY...North wind 5 to 15 knots becoming 10 to 15 knots late in
the morning, then veering northeast early in the afternoon
becoming northeast 10 to 15 knots late in the afternoon. Mostly
sunny in the morning then becoming mostly cloudy. Waves 2 to
4 feet.
.TONIGHT...Northeast wind 10 to 15 knots veering southeast early
in the morning. Partly cloudy. Waves 3 to 4 feet.
.SUNDAY...Southeast wind 10 to 15 knots rising to 15 to 20 knots
in the late morning and early afternoon, then becoming southeast
15 to 20 knots late in the afternoon. Mostly sunny. Waves 3 to
4 feet.
.SUNDAY NIGHT...Southeast wind 15 to 20 knots veering south 10 to
20 knots early in the morning. Partly cloudy. Waves 3 to 4 feet.

Wave heights are for ice free areas.

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