Nearshore Marine Forecast
Issued by NWS Milwaukee/Sullivan, WI

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Nearshore Marine Forecast
National Weather Service Milwaukee/Sullivan WI
710 AM CST Tue Nov 11 2025

For waters within five nautical miles of shore on Lake Michigan

LMZ643-111700-
Sheboygan to Port Washington WI-
710 AM CST Tue Nov 11 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY EVENING...

.TODAY...Southwest wind 15 to 20 knots becoming 15 to 25 knots
with gusts to around 30 knots late in the morning, then becoming
southwest 15 to 25 knots with gusts to around 30 knots early in
the afternoon becoming southwest 15 to 25 knots late in the
afternoon. Scattered snow showers in the morning. Isolated snow
showers late in the morning. Waves 3 to 5 feet building to 4 to
6 feet early in the afternoon, then subsiding to 3 to 5 feet late
in the afternoon.
.TONIGHT...West wind 15 to 20 knots becoming 10 to 20 knots late
in the evening, then rising to 15 to 25 knots after midnight
becoming west 15 to 25 knots early in the morning. Gusts up to
30 knots. Mostly cloudy through around midnight then becoming
partly cloudy. Waves 3 to 4 feet.
.WEDNESDAY...West wind 15 to 25 knots veering northwest in the
late morning and early afternoon, then backing west late in the
afternoon. Gusts up to 30 knots. Sunny. Waves 3 to 4 feet.
.WEDNESDAY NIGHT...West wind 15 to 20 knots. Gusts up to 25 knots
until early morning. Mostly clear. Waves 1 to 2 feet.

Wave heights are for ice free areas.

$$
LMZ644-111700-
Port Washington to North Point Light WI-
710 AM CST Tue Nov 11 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY EVENING...

.TODAY...Southwest wind 10 to 20 knots rising to 15 to 25 knots
with gusts to around 30 knots late in the morning, then becoming
southwest 15 to 25 knots with gusts to around 30 knots early in
the afternoon becoming southwest 15 to 25 knots late in the
afternoon. Scattered snow showers in the morning. Waves 1 to
2 feet building to 3 to 4 feet late in the morning, then building
to 3 to 5 feet early in the afternoon subsiding to 3 to 4 feet
late in the afternoon.
.TONIGHT...West wind 15 to 25 knots. Gusts up to 30 knots. Partly
cloudy. Waves 2 to 4 feet.
.WEDNESDAY...West wind 15 to 25 knots with gusts to around
30 knots. Sunny. Waves 2 to 4 feet.
.WEDNESDAY NIGHT...West wind 15 to 20 knots with gusts to around
25 knots. Partly cloudy. Waves 1 to 2 feet.

Wave heights are for ice free areas.

$$
LMZ645-111700-
North Point Light to Wind Point WI-
710 AM CST Tue Nov 11 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY EVENING...

.TODAY...Southwest wind 10 to 20 knots rising to 15 to 25 knots
with gusts to around 30 knots late in the morning, then rising to
up to 30 knots early in the afternoon easing to 15 to 25 knots
with gusts to around 30 knots late in the afternoon. Scattered
snow showers in the morning. Waves 3 to 4 feet building to 3 to
5 feet early in the afternoon, then subsiding to 3 to 4 feet late
in the afternoon.
.TONIGHT...West wind 15 to 25 knots. Partly cloudy. Waves 2 to
4 feet.
.WEDNESDAY...West wind 15 to 25 knots with gusts to around
30 knots. Sunny. Waves 3 to 4 feet.
.WEDNESDAY NIGHT...West wind 15 to 20 knots with gusts to around
25 knots becoming west 15 to 20 knots in the late evening and
overnight. Partly cloudy. Waves 2 to 4 feet subsiding to 1 to
2 feet in the late evening and overnight.

Wave heights are for ice free areas.

$$
LMZ646-111700-
Wind Point WI to Winthrop Harbor IL-
710 AM CST Tue Nov 11 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY EVENING...

.TODAY...Southwest wind 10 to 20 knots rising to 15 to 25 knots
with gusts to around 30 knots late in the morning, then becoming
southwest 15 to 25 knots with gusts to around 30 knots in the
afternoon. Scattered snow showers in the morning. Slight chance
of showers and isolated snow showers late in the morning. Waves
3 to 4 feet building to 3 to 5 feet early in the afternoon, then
subsiding to 3 to 4 feet late in the afternoon.
.TONIGHT...West wind 15 to 25 knots. Partly cloudy. Waves 2 to
4 feet.
.WEDNESDAY...West wind 15 to 25 knots. Gusts up to 30 knots.
Sunny. Waves 2 to 4 feet.
.WEDNESDAY NIGHT...West wind 15 to 20 knots becoming 10 to
20 knots early in the morning. Partly cloudy. Waves 1 to 2 feet.

Wave heights are for ice free areas.

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