Nearshore Marine Forecast
Issued by NWS Milwaukee/Sullivan, WI

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FZUS53 KMKX 302005
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Nearshore Marine Forecast
National Weather Service Milwaukee/Sullivan WI
305 PM CDT Mon Jun 30 2025

For waters within five nautical miles of shore on Lake Michigan

LMZ643-010900-
Sheboygan to Port Washington WI-
305 PM CDT Mon Jun 30 2025

.THROUGH EARLY EVENING...Southwest wind 5 to 10 knots. Partly
sunny with a 20 percent chance of showers and thunderstorms.
Waves around 1 foot.
.TONIGHT...West wind 5 to 10 knots rising to 10 to 15 knots early
in the morning. Slight chance of showers and thunderstorms in the
evening. Waves around 1 foot.
.TUESDAY...Northwest wind 5 to 10 knots backing west late in the
afternoon. Sunny. Waves around 1 foot.
.TUESDAY NIGHT...West wind 5 to 10 knots. Mostly clear. Waves
around 1 foot.
.WEDNESDAY...West wind 5 to 10 knots rising to 10 to 15 knots
early in the afternoon, then becoming west 10 to 15 knots late in
the afternoon. Slight chance of showers and thunderstorms in the
afternoon. Waves around 1 foot.

$$
LMZ644-010900-
Port Washington to North Point Light WI-
305 PM CDT Mon Jun 30 2025

.THROUGH EARLY EVENING...Southwest wind 5 to 10 knots. Partly
sunny with a 20 percent chance of showers and thunderstorms.
Waves nearly calm.
.TONIGHT...West wind 5 to 10 knots. Slight chance of showers and
thunderstorms in the evening. Waves around 1 foot.
.TUESDAY...Northwest wind 5 to 10 knots. Sunny. Waves around
1 foot.
.TUESDAY NIGHT...West wind 5 to 10 knots. Clear. Waves nearly
calm.
.WEDNESDAY...West wind 5 to 10 knots. Slight chance of showers in
the afternoon. Waves around 1 foot.

$$
LMZ645-010900-
North Point Light to Wind Point WI-
305 PM CDT Mon Jun 30 2025

.THROUGH EARLY EVENING...South wind 5 to 10 knots. Mostly sunny
with a 20 percent chance of showers and thunderstorms. Waves
nearly calm.
.TONIGHT...Southwest wind 5 to 10 knots veering west in the late
evening and overnight. Slight chance of showers and thunderstorms
in the evening. Waves around 1 foot.
.TUESDAY...Northwest wind 5 to 10 knots veering east late in the
afternoon. Sunny. Waves around 1 foot.
.TUESDAY NIGHT...Southwest wind 5 to 10 knots veering west after
midnight. Mostly clear. Waves nearly calm.
.WEDNESDAY...West wind 5 to 10 knots. Sunny. Waves around 1 foot.

$$
LMZ646-010900-
Wind Point WI to Winthrop Harbor IL-
305 PM CDT Mon Jun 30 2025

.THROUGH EARLY EVENING...Southwest wind 5 to 10 knots backing
south late in the afternoon. Mostly sunny with a 20 percent
chance of showers and thunderstorms. Waves nearly calm.
.TONIGHT...Southwest wind 5 to 10 knots veering northwest late in
the evening, then backing west after midnight veering northwest
early in the morning. Slight chance of showers and thunderstorms
in the evening. Waves around 1 foot.
.TUESDAY...Northwest wind 5 to 10 knots veering east late in the
afternoon. Sunny. Waves around 1 foot.
.TUESDAY NIGHT...Southwest wind 5 to 10 knots veering west after
midnight. Mostly clear. Waves nearly calm.
.WEDNESDAY...West wind 5 to 10 knots backing southwest late in
the afternoon. Sunny. Waves around 1 foot.

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