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FZUS53 KMKX 120010
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Nearshore Marine Forecast
National Weather Service Milwaukee/Sullivan WI
710 PM CDT Sat Oct 11 2025

For waters within five nautical miles of shore on Lake Michigan

LMZ643-120400-
Sheboygan to Port Washington WI-
710 PM CDT Sat Oct 11 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH
MONDAY AFTERNOON...

.TONIGHT...Northeast wind 10 to 15 knots becoming east 5 to
10 knots late in the evening, then becoming southeast 10 to
15 knots after midnight. Scattered sprinkles in the evening.
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 10 to 15 knots rising to 15 to 20 knots
in the late morning and afternoon. Partly sunny. Waves 3 to
4 feet building to 4 to 6 feet in the afternoon.
.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.
Waves 4 to 6 feet building to 5 to 7 feet early in the morning.
.MONDAY...South wind 15 to 20 knots easing to 10 to 15 knots late
in the morning, then becoming south 10 to 15 knots in the
afternoon. Slight chance of showers. Waves 2 to 4 feet building
to 3 to 4 feet.

$$
LMZ644-120400-
Port Washington to North Point Light WI-
710 PM CDT Sat Oct 11 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH
MONDAY AFTERNOON...

.TONIGHT...Northeast wind 10 to 15 knots becoming east 5 to
10 knots late in the evening, then becoming southeast 10 to
15 knots after midnight. Scattered showers in the evening. Waves
2 to 4 feet subsiding to 1 to 3 feet late in the evening, then
building to 2 to 4 feet after midnight.
.SUNDAY...Southeast wind 10 to 15 knots rising to 15 to 20 knots
in the late morning and afternoon. Partly 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 becoming 10 to 20 knots early in the morning.
Partly cloudy. Waves 4 to 6 feet.
.MONDAY...South wind 10 to 15 knots becoming southwest 5 to
10 knots late in the afternoon. Mostly cloudy. Waves 1 to 3 feet
building to 3 to 4 feet in the late morning and early afternoon,
then subsiding to 1 to 2 feet late in the afternoon.

$$
LMZ645-120400-
North Point Light to Wind Point WI-
710 PM CDT Sat Oct 11 2025

.TONIGHT...Northeast wind 10 to 15 knots veering southeast early
in the morning. Scattered showers in the evening. Waves 2 to
4 feet subsiding to 1 to 3 feet late in the evening, then
building to 2 to 4 feet after midnight.
.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.
.MONDAY...South wind 10 to 15 knots easing to 5 to 10 knots late
in the afternoon. Mostly cloudy. Waves 1 to 3 feet subsiding to
1 to 2 feet.

$$
LMZ646-120400-
Wind Point WI to Winthrop Harbor IL-
710 PM CDT Sat Oct 11 2025

.TONIGHT...Northeast wind 10 to 15 knots veering southeast early
in the morning. Scattered showers in the evening. Waves 2 to
4 feet subsiding to 1 to 3 feet late in the evening, then
building to 2 to 4 feet after midnight.
.SUNDAY...Southeast wind 10 to 15 knots rising to 15 to 20 knots
early in the afternoon, then easing to 10 to 15 knots late in the
afternoon. Partly sunny in the morning then clearing. Waves 2 to
4 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.
.MONDAY...South wind 10 to 15 knots easing to 5 to 10 knots late
in the afternoon. Partly sunny. Waves 1 to 3 feet subsiding to
1 to 2 feet.

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