Nearshore Marine Forecast
Issued by NWS Milwaukee/Sullivan, WI

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Nearshore Marine Forecast
National Weather Service Milwaukee/Sullivan WI
111 PM CDT Tue Oct 7 2025

For waters within five nautical miles of shore on Lake Michigan

LMZ643-072200-
Sheboygan to Port Washington WI-
111 PM CDT Tue Oct 7 2025

.REST OF TODAY...North wind 10 to 15 knots backing northwest late
in the afternoon. Sunny. Waves around 1 foot.
.TONIGHT...Northwest wind 10 to 15 knots becoming north 15 to
20 knots with gusts to around 25 knots late in the evening, then
becoming north 15 to 20 knots after midnight. Clear. Waves around
1 foot building to 3 to 4 feet in the late evening and overnight.
.WEDNESDAY...North wind 10 to 15 knots veering northeast late in
the afternoon. Sunny. Waves 2 to 4 feet subsiding to 1 to 3 feet
in the afternoon.
.WEDNESDAY NIGHT...Northeast wind 10 to 15 knots easing to 5 to
10 knots late in the evening, then veering east after midnight
becoming east 5 to 10 knots early in the morning. Clear. Waves
1 to 2 feet.

$$
LMZ644-072200-
Port Washington to North Point Light WI-
111 PM CDT Tue Oct 7 2025

.REST OF TODAY...North wind 10 to 15 knots. Sunny. Waves 1 to
2 feet.
.TONIGHT...Northwest wind 10 to 15 knots becoming 10 to 20 knots
late in the evening, then veering north 15 to 20 knots after
midnight. Clear. Waves 1 to 2 feet building to 3 to 4 feet after
midnight.
.WEDNESDAY...North wind 10 to 15 knots veering northeast late in
the afternoon. Sunny. Waves 3 to 4 feet subsiding to 1 to 3 feet
late in the afternoon.
.WEDNESDAY NIGHT...Northeast wind 10 to 15 knots veering east
after midnight, then easing to 5 to 10 knots early in the
morning. Mostly clear. Waves 1 to 2 feet.

$$
LMZ645-072200-
North Point Light to Wind Point WI-
111 PM CDT Tue Oct 7 2025

.REST OF TODAY...North wind 10 to 15 knots. Sunny. Waves 2 to
4 feet.
.TONIGHT...Northwest wind 10 to 15 knots with gusts to around
20 knots becoming north 15 to 20 knots after midnight. Mostly
clear. Waves 1 to 2 feet building to 3 to 4 feet after midnight.
.WEDNESDAY...North wind 10 to 15 knots veering northeast late in
the afternoon. Sunny. Waves 3 to 4 feet.
.WEDNESDAY NIGHT...Northeast wind 10 to 15 knots veering east
early in the morning. Mostly clear. Waves 1 to 3 feet building to
2 to 4 feet early in the morning.

$$
LMZ646-072200-
Wind Point WI to Winthrop Harbor IL-
111 PM CDT Tue Oct 7 2025

.REST OF TODAY...North wind 10 to 15 knots. Sunny. Waves 2 to
4 feet.
.TONIGHT...North wind 10 to 15 knots backing northwest with gusts
to around 20 knots late in the evening, then veering north 10 to
20 knots after midnight becoming 15 to 20 knots early in the
morning. Clear. Waves 1 to 2 feet building to 3 to 4 feet after
midnight.
.WEDNESDAY...North wind 10 to 15 knots veering northeast in the
afternoon. Mostly sunny. Waves 3 to 4 feet.
.WEDNESDAY NIGHT...Northeast wind 10 to 15 knots veering east
early in the morning. Mostly clear. Waves 1 to 3 feet building to
2 to 4 feet early in the morning.

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