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Nearshore Marine Forecast
National Weather Service Milwaukee/Sullivan WI
105 PM CDT Sat Sep 21 2024

For waters within five nautical miles of shore on Lake Michigan

LMZ643-212200-
Sheboygan to Port Washington WI-
105 PM CDT Sat Sep 21 2024

.REST OF TODAY...South wind 10 to 15 knots. Sunny. Waves around
1 foot.
.TONIGHT...South wind 10 to 15 knots veering southwest late in
the evening, then easing to 5 to 10 knots after midnight becoming
southwest 5 to 10 knots early in the morning. Slight chance of
thunderstorms through around midnight. Chance of showers through
the night. Chance of thunderstorms after midnight. Waves 1 to
2 feet.
.SUNDAY...West wind 10 to 15 knots veering north late in the
morning, then rising to 15 to 20 knots early in the afternoon
becoming north 15 to 20 knots late in the afternoon. Showers
likely and a chance of thunderstorms. Waves 1 to 2 feet building
to 3 to 4 feet in the afternoon.
.SUNDAY NIGHT...North wind 10 to 20 knots rising to 15 to
25 knots in the late evening and early morning, then becoming
15 to 20 knots early in the morning. Slight chance of showers
through the night. Waves 3 to 5 feet building to 4 to 6 feet in
the late evening and overnight. A small craft advisory may be
needed.

$$
LMZ644-212200-
Port Washington to North Point Light WI-
105 PM CDT Sat Sep 21 2024

.REST OF TODAY...Southeast wind 10 to 15 knots. Mostly sunny.
Waves around 1 foot.
.TONIGHT...South wind 10 to 15 knots veering southwest late in
the evening, then easing to 5 to 10 knots after midnight becoming
southwest 5 to 10 knots early in the morning. Slight chance of
thunderstorms through around midnight. Chance of showers through
the night. Chance of thunderstorms after midnight. Waves 1 to
2 feet.
.SUNDAY...West wind 10 to 15 knots veering northwest late in the
morning, then veering north with gusts to around 20 knots early
in the afternoon rising to 15 to 20 knots late in the afternoon.
Showers and a chance of thunderstorms. Waves 1 to 2 feet building
to 3 to 4 feet late in the afternoon.
.SUNDAY NIGHT...North wind 15 to 20 knots becoming 15 to 25 knots
late in the evening, then becoming 15 to 20 knots after midnight.
Rain showers likely through around midnight, then chance of
showers after midnight. Waves 3 to 5 feet building to 4 to
6 feet. A small craft advisory may be needed.

$$
LMZ645-212200-
North Point Light to Wind Point WI-
105 PM CDT Sat Sep 21 2024

.REST OF TODAY...Southeast wind 10 to 15 knots. Sunny. Waves
around 1 foot.
.TONIGHT...Southeast wind 10 to 15 knots veering south late in
the evening, then easing to 5 to 10 knots after midnight veering
southwest early in the morning. Slight chance of thunderstorms
through around midnight. Chance of showers through the night.
Chance of thunderstorms after midnight. Waves 1 to 2 feet.
.SUNDAY...West wind 10 to 15 knots veering north with gusts to
around 20 knots early in the afternoon, then rising to 15 to
20 knots late in the afternoon. Showers and a chance of
thunderstorms. Waves 1 to 2 feet building to 2 to 4 feet late in
the afternoon.
.SUNDAY NIGHT...North wind 15 to 25 knots becoming 15 to 20 knots
early in the morning. Slight chance of thunderstorms through
around midnight. Chance of showers through the night. Waves 3 to
5 feet building to 6 to 8 feet. A small craft advisory may be
needed.

$$
LMZ646-212200-
Wind Point WI to Winthrop Harbor IL-
105 PM CDT Sat Sep 21 2024

.REST OF TODAY...Southeast wind 10 to 15 knots. Sunny. Waves
around 1 foot.
.TONIGHT...Southeast wind 10 to 15 knots becoming south 5 to
10 knots in the late evening and early morning, then veering
southwest early in the morning. Slight chance of thunderstorms
through around midnight. Chance of showers through the night.
Chance of thunderstorms after midnight. Waves 1 to 2 feet.
.SUNDAY...West wind 10 to 15 knots veering northwest with gusts
to around 20 knots early in the afternoon, then becoming 10 to
20 knots late in the afternoon. Chance of showers in the morning.
Chance of thunderstorms through the day. Showers in the
afternoon. Waves 1 to 2 feet building to 2 to 4 feet late in the
afternoon.
.SUNDAY NIGHT...North wind 15 to 20 knots becoming 15 to 25 knots
late in the evening, then becoming north 15 to 25 knots after
midnight becoming 15 to 20 knots early in the morning. Rain
showers and slight chance of thunderstorms through around
midnight, then chance of showers after midnight. Waves 3 to
5 feet building to 5 to 7 feet. A small craft advisory may be
needed.

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