Nearshore Marine Forecast
Issued by NWS Milwaukee/Sullivan, WI

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Nearshore Marine Forecast
National Weather Service Milwaukee/Sullivan WI
1110 AM CDT Tue Oct 7 2025

For waters within five nautical miles of shore on Lake Michigan

LMZ643-072200-
Sheboygan to Port Washington WI-
1110 AM CDT Tue Oct 7 2025

.REST OF TODAY...North wind 10 to 15 knots backing northwest late
in the afternoon. Sunny. Waves 1 to 2 feet.
.TONIGHT...Northwest wind 10 to 15 knots becoming north 15 to
20 knots in the late evening and early morning, then easing to
10 to 15 knots early in the morning. Clear. Waves 1 to 2 feet
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 5 to 10 knots veering southeast
early in the morning. Clear. Waves 1 to 2 feet.

$$
LMZ644-072200-
Port Washington to North Point Light WI-
1110 AM 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 rising to 15 to 20 knots
late in the evening, then veering north after midnight easing to
10 to 15 knots early in the morning. Clear. Waves 1 to 2 feet
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 3 to 4 feet.
.WEDNESDAY NIGHT...Northeast wind 10 to 15 knots easing to 5 to
10 knots late in the evening, then veering east after midnight
veering southeast early in the morning. Mostly clear. Waves 1 to
2 feet.

$$
LMZ645-072200-
North Point Light to Wind Point WI-
1110 AM CDT Tue Oct 7 2025

.REST OF TODAY...North wind 10 to 15 knots. Gusts up to 20 knots
early in the afternoon. Sunny. Waves 2 to 4 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 easing to 10 to 15 knots with gusts to around 20 knots
early in the morning. Mostly clear. Waves 1 to 2 feet building to
4 to 6 feet.
.WEDNESDAY...North wind 10 to 15 knots veering northeast late in
the afternoon. Sunny. Waves 3 to 5 feet subsiding to 3 to 4 feet
in the late morning and afternoon.
.WEDNESDAY NIGHT...Northeast wind 10 to 15 knots veering
southeast 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-
1110 AM CDT Tue Oct 7 2025

.REST OF TODAY...North wind 10 to 15 knots with gusts to around
20 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 with
gusts to around 20 knots after midnight becoming north 10 to
15 knots early in the morning. Clear. Waves 1 to 2 feet building
to 3 to 5 feet.
.WEDNESDAY...North wind 10 to 15 knots veering northeast in the
afternoon. Mostly sunny. Waves 4 to 6 feet subsiding to 3 to
4 feet in the late morning and afternoon.
.WEDNESDAY NIGHT...Northeast wind 10 to 15 knots veering
southeast 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.