Nearshore Marine Forecast
Issued by NWS Milwaukee/Sullivan, WI

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Nearshore Marine Forecast
National Weather Service Milwaukee/Sullivan WI
510 AM CST Tue Dec 2 2025

For waters within five nautical miles of shore on Lake Michigan

LMZ643-021700-
Sheboygan to Port Washington WI-
510 AM CST Tue Dec 2 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH LATE
WEDNESDAY NIGHT...

.TODAY...Northwest wind 5 to 10 knots backing west late in the
morning, then becoming southwest 10 to 15 knots in the afternoon.
Partly sunny. Waves 1 to 2 feet.
.TONIGHT...Southwest wind 15 to 20 knots becoming 15 to 25 knots
after midnight. Chance of snow after midnight. Waves 1 to 2 feet
building to 3 to 4 feet in the late evening and overnight.
.WEDNESDAY...Southwest wind 15 to 25 knots veering west 15 to
20 knots late in the morning, then veering northwest 10 to
20 knots early in the afternoon rising to 15 to 25 knots late in
the afternoon. Snow likely in the morning, then chance of snow in
the afternoon. Waves 3 to 4 feet.
.WEDNESDAY NIGHT...Northwest wind up to 30 knots easing to 15 to
25 knots after midnight. Partly cloudy. Waves 3 to 4 feet.

Wave heights are for ice free areas.

$$
LMZ644-021700-
Port Washington to North Point Light WI-
510 AM CST Tue Dec 2 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH LATE
WEDNESDAY NIGHT...

.TODAY...Northwest wind 10 to 15 knots becoming west 5 to
10 knots late in the morning, then becoming southwest 10 to
15 knots in the afternoon. Partly sunny. Waves around 1 foot.
.TONIGHT...Southwest wind 15 to 20 knots becoming 15 to 25 knots
early in the morning. Chance of snow after midnight. Waves 1 to
2 feet building to 2 to 4 feet after midnight.
.WEDNESDAY...Southwest wind 15 to 25 knots veering west 15 to
20 knots late in the morning, then veering northwest early in the
afternoon becoming 15 to 25 knots late in the afternoon. Snow
likely in the morning, then chance of snow in the afternoon.
Waves 3 to 4 feet.
.WEDNESDAY NIGHT...Northwest wind up to 30 knots easing to 15 to
25 knots in the late evening and overnight. Partly cloudy. Waves
3 to 4 feet.

Wave heights are for ice free areas.

$$
LMZ645-021700-
North Point Light to Wind Point WI-
510 AM CST Tue Dec 2 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH LATE
WEDNESDAY NIGHT...

.TODAY...Northwest wind 10 to 15 knots becoming west 5 to
10 knots late in the morning, then rising to 10 to 15 knots early
in the afternoon backing southwest late in the afternoon. Partly
sunny. Waves around 1 foot.
.TONIGHT...Southwest wind 15 to 20 knots becoming 15 to 25 knots
after midnight. Chance of snow after midnight. Waves 1 to 2 feet
building to 3 to 4 feet in the late evening and overnight.
.WEDNESDAY...Southwest wind 15 to 25 knots veering west late in
the morning, then becoming 15 to 20 knots early in the afternoon
veering northwest 15 to 25 knots late in the afternoon. Snow
likely. Waves 3 to 4 feet.
.WEDNESDAY NIGHT...Northwest wind 15 to 25 knots. Slight chance
of snow through around midnight. Waves 3 to 5 feet.

Wave heights are for ice free areas.

$$
LMZ646-021700-
Wind Point WI to Winthrop Harbor IL-
510 AM CST Tue Dec 2 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH LATE
WEDNESDAY NIGHT...

.TODAY...Northwest wind 10 to 15 knots becoming west 5 to
10 knots late in the morning, then rising to 10 to 15 knots early
in the afternoon backing southwest late in the afternoon. Patchy
fog in the morning. Waves around 1 foot.
.TONIGHT...Southwest wind 15 to 20 knots becoming 15 to 25 knots
after midnight. Chance of snow after midnight. Waves 1 to 2 feet
building to 3 to 4 feet in the late evening and overnight.
.WEDNESDAY...Southwest wind 15 to 25 knots veering west late in
the morning, then becoming 15 to 20 knots early in the afternoon
veering northwest 15 to 25 knots late in the afternoon. Snow
likely. Waves 3 to 4 feet subsiding to 1 to 2 feet early in the
afternoon, then building to 3 to 4 feet late in the afternoon.
.WEDNESDAY NIGHT...Northwest wind 15 to 25 knots. Slight chance
of snow through around midnight. Waves 3 to 5 feet.

Wave heights are for ice free areas.

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