541
FZUS53 KMKX 090205
NSHMKX

Nearshore Marine Forecast
National Weather Service Milwaukee/Sullivan WI
905 PM CDT Fri Aug 8 2025

For waters within five nautical miles of shore on Lake Michigan

LMZ643-091000-
Sheboygan to Port Washington WI-
905 PM CDT Fri Aug 8 2025

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

.REST OF TONIGHT...South wind 15 to 20 knots easing to 10 to
15 knots after midnight, then rising to 15 to 20 knots early in
the morning. Partly cloudy. Waves 3 to 4 feet.
.SATURDAY...South wind 15 to 20 knots backing southeast early in
the afternoon, then veering south late in the afternoon. Chance
of showers and thunderstorms in the afternoon. Waves 3 to 4 feet
building to 4 to 6 feet in the afternoon.
.SATURDAY NIGHT...South wind 15 to 20 knots veering southwest
late in the evening, then easing to 10 to 15 knots after midnight
backing south early in the morning. Showers likely through around
midnight. Chance of thunderstorms through the night. Chance of
showers after midnight. Waves 3 to 4 feet.
.SUNDAY...Southwest wind 10 to 15 knots backing south with gusts
to around 20 knots in the afternoon. Slight chance of
thunderstorms in the morning. Chance of showers through the day.
Chance of thunderstorms in the afternoon. Waves 2 to 4 feet.

$$
LMZ644-091000-
Port Washington to North Point Light WI-
905 PM CDT Fri Aug 8 2025

.REST OF TONIGHT...South wind 10 to 15 knots. Gusts up to
20 knots just before midnight. Partly cloudy. Waves 2 to 4 feet.
.SATURDAY...South wind 10 to 15 knots rising to 15 to 20 knots
late in the morning, then backing southeast early in the
afternoon veering south late in the afternoon. Chance of showers
and thunderstorms in the afternoon. Waves 3 to 4 feet.
.SATURDAY NIGHT...South wind 15 to 20 knots easing to 10 to
15 knots late in the evening, then veering southwest after
midnight backing south early in the morning. Showers likely
through around midnight. Chance of thunderstorms through the
night. Chance of showers after midnight. Waves 3 to 4 feet
subsiding to 1 to 2 feet early in the morning.
.SUNDAY...Southwest wind 10 to 15 knots backing south in the
afternoon. Slight chance of thunderstorms in the morning. Chance
of showers through the day. Chance of thunderstorms in the
afternoon. Waves 1 to 3 feet.

$$
LMZ645-091000-
North Point Light to Wind Point WI-
905 PM CDT Fri Aug 8 2025

.REST OF TONIGHT...South wind 10 to 15 knots with gusts to around
20 knots. Partly cloudy. Waves 2 to 4 feet.
.SATURDAY...South wind 15 to 20 knots backing southeast in the
afternoon. Slight chance of showers and thunderstorms in the
afternoon. Waves 2 to 4 feet.
.SATURDAY NIGHT...South wind 15 to 20 knots easing to 10 to
15 knots in the late evening and early morning, then becoming
south 10 to 15 knots early in the morning. Chance of showers and
thunderstorms. Waves 2 to 4 feet subsiding to 1 to 2 feet after
midnight.
.SUNDAY...South wind 10 to 15 knots. Slight chance of
thunderstorms in the morning. Chance of showers through the day.
Chance of thunderstorms in the afternoon. Waves 1 to 2 feet.

$$
LMZ646-091000-
Wind Point WI to Winthrop Harbor IL-
905 PM CDT Fri Aug 8 2025

.REST OF TONIGHT...South wind 10 to 15 knots. Gusts up to
20 knots just before midnight. Partly cloudy. Waves 2 to 4 feet
subsiding to 1 to 3 feet early in the morning.
.SATURDAY...South wind 10 to 15 knots rising to 15 to 20 knots
late in the morning, then backing southeast in the afternoon.
Mostly sunny. Waves 2 to 4 feet.
.SATURDAY NIGHT...Southwest wind 10 to 20 knots backing south
10 to 15 knots in the late evening and overnight. Chance of
showers and thunderstorms. Waves 2 to 4 feet subsiding to 1 to
3 feet after midnight.
.SUNDAY...South wind 10 to 15 knots. Chance of showers and
thunderstorms. Waves 1 to 2 feet.

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