Nearshore Marine Forecast
Issued by NWS Milwaukee/Sullivan, WI

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Nearshore Marine Forecast
National Weather Service Milwaukee/Sullivan WI
1106 PM CDT Fri Oct 3 2025

For waters within five nautical miles of shore on Lake Michigan

LMZ643-041000-
Sheboygan to Port Washington WI-
1106 PM CDT Fri Oct 3 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY AFTERNOON THROUGH
SUNDAY EVENING...

.REST OF TONIGHT...South wind 10 to 15 knots becoming southwest
5 to 10 knots early in the morning. Clear. Waves 1 to 2 feet.
.SATURDAY...Southwest wind 5 to 10 knots becoming south 10 to
15 knots late in the morning, then becoming 10 to 20 knots early
in the afternoon becoming 15 to 20 knots late in the afternoon.
Sunny. Waves 1 to 2 feet building to 2 to 4 feet late in the
afternoon.
.SATURDAY NIGHT...South wind 15 to 20 knots easing to 10 to
15 knots late in the evening, then becoming south 10 to 15 knots
with gusts to around 20 knots after midnight. Mostly clear. Waves
3 to 4 feet.
.SUNDAY...South wind 10 to 15 knots rising to 15 to 20 knots late
in the morning, then becoming 15 to 25 knots early in the
afternoon becoming south 15 to 25 knots late in the afternoon.
Sunny. Waves 4 to 6 feet building to 5 to 7 feet late in the
afternoon.

Wave heights are for ice free areas.

$$
LMZ644-041000-
Port Washington to North Point Light WI-
1106 PM CDT Fri Oct 3 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY AFTERNOON THROUGH
SUNDAY EVENING...

.REST OF TONIGHT...South wind 5 to 10 knots veering southwest
early in the morning. Clear. Waves around 1 foot.
.SATURDAY...Southwest wind 5 to 10 knots rising to 10 to 15 knots
late in the morning, then backing south with gusts to around
20 knots early in the afternoon rising to 15 to 20 knots late in
the afternoon. Sunny. Waves 1 to 2 feet building to 2 to 4 feet
late in the afternoon.
.SATURDAY NIGHT...South wind 10 to 20 knots becoming 10 to
15 knots late in the evening, then becoming south 10 to 15 knots
after midnight veering southwest early in the morning. Mostly
clear. Waves 2 to 4 feet subsiding to 1 to 2 feet after midnight.
.SUNDAY...South wind 10 to 15 knots becoming south 10 to 15 knots
with gusts to around 20 knots late in the morning, then rising to
15 to 25 knots early in the afternoon becoming south 15 to
25 knots late in the afternoon. Sunny. Waves 1 to 2 feet building
to 4 to 6 feet.

Wave heights are for ice free areas.

$$
LMZ645-041000-
North Point Light to Wind Point WI-
1106 PM CDT Fri Oct 3 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY AFTERNOON THROUGH
SUNDAY EVENING...

.REST OF TONIGHT...South wind 5 to 10 knots veering southwest
early in the morning. Clear. Waves around 1 foot.
.SATURDAY...Southwest wind 5 to 10 knots rising to 10 to 15 knots
late in the morning, then backing south with gusts to around
20 knots early in the afternoon rising to 15 to 20 knots late in
the afternoon. Sunny. Waves 1 to 2 feet building to 2 to 4 feet
late in the afternoon.
.SATURDAY NIGHT...South wind 10 to 15 knots with gusts to around
20 knots becoming south 10 to 15 knots after midnight. Mostly
clear. Waves 2 to 4 feet subsiding to 1 to 2 feet in the late
evening and overnight.
.SUNDAY...South wind 10 to 15 knots becoming south 10 to 15 knots
with gusts to around 20 knots late in the morning, then rising to
15 to 20 knots with gusts to around 25 knots early in the
afternoon becoming south 15 to 20 knots with gusts to around
25 knots late in the afternoon. Sunny. Waves 1 to 2 feet building
to 3 to 4 feet in the late morning and afternoon.

Wave heights are for ice free areas.

$$
LMZ646-041000-
Wind Point WI to Winthrop Harbor IL-
1106 PM CDT Fri Oct 3 2025

.REST OF TONIGHT...South wind 5 to 10 knots veering southwest
early in the morning. Clear. Waves around 1 foot.
.SATURDAY...Southwest wind 5 to 10 knots becoming south 10 to
15 knots late in the morning, then becoming south 10 to 15 knots
with gusts to around 20 knots in the afternoon. Sunny. Waves 1 to
2 feet.
.SATURDAY NIGHT...South wind 10 to 15 knots. Clear. Waves 1 to
2 feet.
.SUNDAY...South wind 10 to 15 knots becoming south 10 to 15 knots
with gusts to around 20 knots late in the morning, then rising to
15 to 20 knots in the afternoon. Sunny. Waves 1 to 2 feet
building to 3 to 4 feet in the late morning and afternoon.

Wave heights are for ice free areas.

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