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Nearshore Marine Forecast
National Weather Service Milwaukee/Sullivan WI
110 PM CST Fri Nov 28 2025

For waters within five nautical miles of shore on Lake Michigan

LMZ643-282300-
Sheboygan to Port Washington WI-
110 PM CST Fri Nov 28 2025

.REST OF TODAY...Northwest wind 15 to 20 knots easing to 10 to
15 knots late in the afternoon. Partly sunny. Waves 1 to 2 feet.
.TONIGHT...Northwest wind 10 to 15 knots easing to 5 to 10 knots
late in the evening, then backing west after midnight easing to
5 knots early in the morning. Slight chance of snow after
midnight. Waves around 1 foot.
.SATURDAY...South wind 5 to 10 knots backing southeast 5 to
15 knots late in the morning, then rising to 15 to 20 knots with
gusts to around 25 knots early in the afternoon becoming 15 to
25 knots with gusts to around 30 knots late in the afternoon.
Chance of snow in the morning, then snow in the afternoon. Waves
around 1 foot building to 6 to 8 feet. A small craft advisory may
be needed.
.SATURDAY NIGHT...Southeast wind up to 30 knots easing to 15 to
25 knots late in the evening, then backing east 15 to 20 knots
after midnight backing north 15 to 25 knots early in the morning.
Snow and slight chance of rain. Waves 7 to 9 feet.

Wave heights are for ice free areas.

$$
LMZ644-282300-
Port Washington to North Point Light WI-
110 PM CST Fri Nov 28 2025

.REST OF TODAY...Northwest wind 15 to 20 knots easing to 10 to
15 knots late in the afternoon. Partly sunny. Waves 1 to 2 feet.
.TONIGHT...Northwest wind 10 to 15 knots easing to 5 to 10 knots
late in the evening, then becoming west after midnight becoming
southwest early in the morning. Chance of snow after midnight.
Waves around 1 foot.
.SATURDAY...South wind 5 to 10 knots rising to 10 to 15 knots
with gusts to around 20 knots late in the morning, then becoming
southeast 15 to 25 knots early in the afternoon becoming
southeast 15 to 25 knots with gusts to around 30 knots late in
the afternoon. Snow. Waves around 1 foot building to 7 to 9 feet.
A small craft advisory may be needed.
.SATURDAY NIGHT...Southeast wind 15 to 25 knots with gusts to
around 30 knots becoming 15 to 20 knots with gusts to around
25 knots late in the evening, then becoming northeast 10 to
15 knots after midnight becoming north 15 to 25 knots early in
the morning. Snow and slight chance of rain. Waves 7 to 9 feet
subsiding to 5 to 7 feet early in the morning.

Wave heights are for ice free areas.

$$
LMZ645-282300-
North Point Light to Wind Point WI-
110 PM CST Fri Nov 28 2025

.REST OF TODAY...Northwest wind 15 to 20 knots easing to 10 to
15 knots late in the afternoon. Partly sunny. Waves 1 to 2 feet.
.TONIGHT...West wind 10 to 15 knots becoming northwest 5 to
10 knots late in the evening, then becoming west after midnight
becoming southwest early in the morning. Chance of snow after
midnight. Waves around 1 foot.
.SATURDAY...South wind 5 to 15 knots rising to 10 to 20 knots
late in the morning, then becoming southeast 15 to 25 knots early
in the afternoon becoming southeast 15 to 25 knots with gusts to
around 30 knots late in the afternoon. Snow. Waves around 1 foot
building to 6 to 8 feet. A small craft advisory may be needed.
.SATURDAY NIGHT...Southeast wind up to 30 knots easing to 15 to
25 knots late in the evening, then becoming west 10 to 15 knots
with gusts to around 20 knots after midnight becoming northwest
15 to 25 knots early in the morning. Slight chance of rain
through around midnight. Snow through the night. Rain after
midnight. Waves 7 to 9 feet subsiding to 4 to 6 feet.

Wave heights are for ice free areas.

$$
LMZ646-282300-
Wind Point WI to Winthrop Harbor IL-
110 PM CST Fri Nov 28 2025

.REST OF TODAY...Northwest wind 15 to 20 knots easing to 10 to
15 knots late in the afternoon. Partly sunny. Waves 1 to 2 feet.
.TONIGHT...Northwest wind 10 to 15 knots easing to 5 to 10 knots
late in the evening, then becoming west after midnight becoming
southwest early in the morning. Chance of snow after midnight.
Waves around 1 foot.
.SATURDAY...South wind 10 to 15 knots rising to 15 to 20 knots
with gusts to around 25 knots late in the morning, then backing
southeast 15 to 25 knots with gusts to around 30 knots in the
afternoon. Snow. Waves around 1 foot building to 6 to 8 feet. A
small craft advisory may be needed.
.SATURDAY NIGHT...Southeast wind up to 30 knots easing to 15 to
25 knots late in the evening, then becoming southwest 10 to
15 knots with gusts to around 20 knots after midnight becoming
northwest 15 to 25 knots early in the morning. Snow and slight
chance of rain. Waves 6 to 8 feet subsiding to 3 to 5 feet.

Wave heights are for ice free areas.

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