Nearshore Marine Forecast
Issued by NWS Milwaukee/Sullivan, WI

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Nearshore Marine Forecast
National Weather Service Milwaukee/Sullivan WI
305 PM CDT Sun Sep 22 2024

For waters within five nautical miles of shore on Lake Michigan

LMZ643-230900-
Sheboygan to Port Washington WI-
305 PM CDT Sun Sep 22 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON...

.THROUGH EARLY EVENING...North wind 15 to 20 knots rising to up
to 30 knots late in the afternoon. Cloudy with chance of showers
and slight chance of thunderstorms. Waves 1 to 2 feet building to
4 to 6 feet late in the afternoon.
.TONIGHT...North wind 15 to 25 knots becoming 15 to 20 knots
early in the morning. Mostly cloudy through around midnight then
becoming partly cloudy. Waves 5 to 7 feet subsiding to 4 to
6 feet early in the morning.
.MONDAY...North wind 15 to 20 knots easing to 10 to 15 knots late
in the morning, then veering northeast in the afternoon. Mostly
sunny. Waves 3 to 5 feet subsiding to 3 to 4 feet in the late
morning and afternoon.
.MONDAY NIGHT...Northeast wind 10 to 15 knots becoming east 5 to
10 knots early in the morning. Slight chance of showers after
midnight. Waves 2 to 4 feet subsiding to 1 to 3 feet early in the
morning.
.TUESDAY...East wind 10 to 15 knots backing northeast late in the
afternoon. Chance of showers. Waves 1 to 3 feet.

$$
LMZ644-230900-
Port Washington to North Point Light WI-
305 PM CDT Sun Sep 22 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON...

.THROUGH EARLY EVENING...North wind 10 to 15 knots rising to
15 to 25 knots late in the afternoon. Showers likely and slight
chance of thunderstorms. Waves around 1 foot building to 3 to
4 feet late in the afternoon.
.TONIGHT...North wind 15 to 25 knots becoming 15 to 20 knots
early in the morning. Slight chance of showers in the evening.
Waves 5 to 7 feet.
.MONDAY...North wind 15 to 20 knots becoming northeast 10 to
15 knots in the afternoon. Partly sunny. Waves 4 to 6 feet
subsiding to 3 to 4 feet.
.MONDAY NIGHT...Northeast wind 10 to 15 knots easing to 5 to
10 knots after midnight, then becoming northeast 5 to 10 knots
early in the morning. Chance of showers after midnight. Waves
3 to 4 feet.
.TUESDAY...Northeast wind 10 to 15 knots. Chance of showers.
Waves 1 to 3 feet building to 2 to 4 feet in the late morning and
afternoon.

$$
LMZ645-230900-
North Point Light to Wind Point WI-
305 PM CDT Sun Sep 22 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON...

.THROUGH EARLY EVENING...Northwest wind 10 to 15 knots becoming
north 15 to 20 knots late in the afternoon. Showers likely and
slight chance of thunderstorms. Waves around 1 foot building to
2 to 4 feet late in the afternoon.
.TONIGHT...North wind 15 to 25 knots becoming 15 to 20 knots
early in the morning. Gusts up to 30 knots. Slight chance of
showers and thunderstorms in the evening. Waves 4 to 6 feet
building to 6 to 8 feet in the late evening and overnight.
.MONDAY...North wind 15 to 20 knots easing to 10 to 15 knots in
the afternoon. Partly sunny. Waves 5 to 7 feet subsiding to 3 to
4 feet.
.MONDAY NIGHT...Northeast wind 10 to 15 knots easing to 5 to
10 knots after midnight, then becoming northeast 5 to 10 knots
early in the morning. Chance of showers after midnight. Waves
3 to 4 feet.
.TUESDAY...Northeast wind 10 to 15 knots. Chance of showers.
Waves 2 to 4 feet.

$$
LMZ646-230900-
Wind Point WI to Winthrop Harbor IL-
305 PM CDT Sun Sep 22 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON...

.THROUGH EARLY EVENING...West wind 10 to 15 knots veering
northwest 10 to 20 knots late in the afternoon. Showers and
slight chance of thunderstorms. Waves around 1 foot.
.TONIGHT...North wind 15 to 25 knots becoming 15 to 20 knots
early in the morning. Gusts up to 30 knots. Chance of showers and
slight chance of thunderstorms in the evening. Waves 4 to 6 feet
building to 6 to 8 feet in the late evening and early morning,
then subsiding to 5 to 7 feet early in the morning.
.MONDAY...North wind 15 to 20 knots easing to 10 to 15 knots in
the afternoon. Partly sunny. Waves 4 to 6 feet subsiding to 3 to
4 feet in the afternoon.
.MONDAY NIGHT...Northeast wind 10 to 15 knots easing to 5 to
10 knots after midnight, then becoming northeast 5 to 10 knots
early in the morning. Chance of showers after midnight. Waves
3 to 4 feet.
.TUESDAY...Northeast wind 10 to 15 knots backing north late in
the afternoon. Chance of showers. Waves 1 to 3 feet building to
2 to 4 feet in the late morning and afternoon.

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