Nearshore Marine Forecast
Issued by NWS Milwaukee/Sullivan, WI

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Nearshore Marine Forecast
National Weather Service Milwaukee/Sullivan WI
110 AM CST Mon Dec 1 2025

For waters within five nautical miles of shore on Lake Michigan

LMZ643-011000-
Sheboygan to Port Washington WI-
110 AM CST Mon Dec 1 2025

.REST OF TONIGHT...Northwest wind 10 to 15 knots easing to 5 to
10 knots early in the morning. Partly cloudy. Waves 1 to 2 feet.
.MONDAY...West wind 5 to 10 knots backing southwest late in the
morning, then rising to 10 to 15 knots in the afternoon. Chance
of snow in the afternoon. Waves around 1 foot.
.MONDAY NIGHT...Southwest wind 10 to 15 knots veering northwest
early in the morning. Snow likely through around midnight. Waves
around 1 foot.
.TUESDAY...Northwest wind 10 to 15 knots backing west late in the
morning, then becoming west 10 to 15 knots early in the afternoon
becoming southwest 15 to 20 knots late in the afternoon. Partly
sunny. Waves 1 to 2 feet.

Wave heights are for ice free areas.

$$
LMZ644-011000-
Port Washington to North Point Light WI-
110 AM CST Mon Dec 1 2025

.REST OF TONIGHT...Northwest wind 5 to 10 knots. Partly cloudy.
Waves 1 to 2 feet.
.MONDAY...West wind 5 to 10 knots backing southwest late in the
afternoon. Snow likely in the afternoon. Waves around 1 foot.
.MONDAY NIGHT...Southwest wind 5 to 10 knots becoming west 10 to
15 knots in the late evening and early morning, then veering
northwest early in the morning. Snow through around midnight.
Waves around 1 foot.
.TUESDAY...Northwest wind 10 to 15 knots backing west late in the
morning, then becoming west 10 to 15 knots early in the afternoon
becoming southwest 15 to 20 knots late in the afternoon. Partly
sunny. Waves 1 to 2 feet.

Wave heights are for ice free areas.

$$
LMZ645-011000-
North Point Light to Wind Point WI-
110 AM CST Mon Dec 1 2025

.REST OF TONIGHT...Northwest wind 5 to 10 knots. Partly cloudy.
Waves 2 to 4 feet subsiding to 1 to 2 feet early in the morning.
.MONDAY...West wind 5 to 10 knots backing southwest late in the
afternoon. Snow in the afternoon. Waves around 1 foot.
.MONDAY NIGHT...Southwest wind 10 to 15 knots veering northwest
early in the morning. Snow through around midnight. Waves around
1 foot.
.TUESDAY...Northwest wind 10 to 15 knots backing west late in the
morning, then becoming west 10 to 15 knots early in the afternoon
becoming southwest 15 to 20 knots late in the afternoon. Partly
sunny. Waves 1 to 2 feet.

Wave heights are for ice free areas.

$$
LMZ646-011000-
Wind Point WI to Winthrop Harbor IL-
110 AM CST Mon Dec 1 2025

.REST OF TONIGHT...Northwest wind 5 to 10 knots. Partly cloudy.
Waves 2 to 4 feet subsiding to 1 to 2 feet early in the morning.
.MONDAY...West wind 5 to 10 knots backing southwest late in the
afternoon. Snow in the afternoon. Waves 1 to 2 feet.
.MONDAY NIGHT...Southwest wind 10 to 15 knots veering northwest
early in the morning. Snow through around midnight, then slight
chance of snow after midnight. Waves 1 to 2 feet.
.TUESDAY...Northwest wind 10 to 15 knots backing west late in the
morning, then becoming west 10 to 15 knots early in the afternoon
becoming southwest 15 to 20 knots late in the afternoon. Partly
sunny. Waves 1 to 2 feet.

Wave heights are for ice free areas.

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