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FZUS53 KMKX 120710
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Nearshore Marine Forecast
National Weather Service Milwaukee/Sullivan WI
210 AM CDT Sun Oct 12 2025

For waters within five nautical miles of shore on Lake Michigan

LMZ643-120900-
Sheboygan to Port Washington WI-
210 AM CDT Sun Oct 12 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM CDT THIS MORNING
THROUGH MONDAY AFTERNOON...

.REST OF TONIGHT...Southeast wind 10 to 15 knots with gusts to
around 20 knots. Mostly cloudy. Waves 3 to 4 feet.
.SUNDAY...Southeast wind 10 to 15 knots rising to 15 to 20 knots
late in the morning, then becoming southeast 15 to 20 knots in
the afternoon. Gusts up to 25 knots. Partly sunny. Waves 3 to
4 feet building to 4 to 6 feet in the afternoon.
.SUNDAY NIGHT...Southeast wind 15 to 20 knots veering south early
in the morning. Partly cloudy. Waves 4 to 6 feet building to 5 to
7 feet early in the morning.
.MONDAY...South wind 10 to 15 knots easing to 5 to 10 knots late
in the afternoon. Slight chance of showers through the day. Waves
4 to 6 feet subsiding to 3 to 4 feet.

Wave heights are for ice free areas.

$$
LMZ644-120900-
Port Washington to North Point Light WI-
210 AM CDT Sun Oct 12 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM CDT THIS MORNING
THROUGH MONDAY AFTERNOON...

.REST OF TONIGHT...Southeast wind 10 to 15 knots. Mostly cloudy.
Waves 2 to 4 feet.
.SUNDAY...Southeast wind 10 to 15 knots rising to 15 to 20 knots
with gusts to around 25 knots in the late morning and early
afternoon, then becoming southeast 15 to 20 knots with gusts to
around 25 knots late in the afternoon. Mostly cloudy in the
morning then becoming mostly sunny. Waves 3 to 4 feet building to
4 to 6 feet late in the afternoon.
.SUNDAY NIGHT...Southeast wind 15 to 20 knots veering south after
midnight, then easing to 10 to 15 knots early in the morning.
Partly cloudy. Waves 4 to 6 feet.
.MONDAY...South wind 10 to 15 knots easing to 5 to 10 knots early
in the afternoon, then becoming south 5 to 10 knots late in the
afternoon. Slight chance of showers in the morning. Waves 3 to
5 feet subsiding to 1 to 2 feet.

Wave heights are for ice free areas.

$$
LMZ645-120900-
North Point Light to Wind Point WI-
210 AM CDT Sun Oct 12 2025

.REST OF TONIGHT...Southeast wind 10 to 15 knots. Mostly cloudy.
Waves 2 to 4 feet.
.SUNDAY...Southeast wind 10 to 15 knots becoming southeast 10 to
15 knots with gusts to around 20 knots late in the morning, then
rising to 15 to 20 knots early in the afternoon becoming
southeast 15 to 20 knots late in the afternoon. Partly sunny.
Waves 3 to 4 feet.
.SUNDAY NIGHT...Southeast wind 15 to 20 knots veering south after
midnight, then easing to 10 to 15 knots early in the morning.
Partly cloudy. Waves 3 to 4 feet.
.MONDAY...South wind 10 to 15 knots easing to 5 to 10 knots late
in the afternoon. Slight chance of showers in the morning. Waves
3 to 4 feet subsiding to 1 to 2 feet in the afternoon.

Wave heights are for ice free areas.

$$
LMZ646-120900-
Wind Point WI to Winthrop Harbor IL-
210 AM CDT Sun Oct 12 2025

.REST OF TONIGHT...Southeast wind 10 to 15 knots with gusts to
around 20 knots. Mostly cloudy. Waves 2 to 4 feet.
.SUNDAY...Southeast wind 10 to 15 knots becoming southeast 10 to
15 knots with gusts to around 20 knots late in the morning, then
rising to 15 to 20 knots early in the afternoon becoming
southeast 15 to 20 knots late in the afternoon. Partly sunny.
Waves 2 to 4 feet.
.SUNDAY NIGHT...Southeast wind 10 to 15 knots with gusts to
around 20 knots rising to 15 to 20 knots late in the evening,
then veering south after midnight easing to 10 to 15 knots early
in the morning. Partly cloudy. Waves 3 to 4 feet.
.MONDAY...South wind 10 to 15 knots easing to 5 to 10 knots late
in the afternoon. Mostly cloudy. Waves 3 to 4 feet subsiding to
1 to 2 feet in the afternoon.

Wave heights are for ice free areas.

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