Nearshore Marine Forecast
Issued by NWS Milwaukee/Sullivan, WI

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Nearshore Marine Forecast
National Weather Service Milwaukee/Sullivan WI
305 AM CDT Thu Apr 18 2024

For waters within five nautical miles of shore on Lake Michigan

LMZ643-182100-
Sheboygan to Port Washington WI-
305 AM CDT Thu Apr 18 2024

.EARLY THIS MORNING...West wind 10 to 15 knots. Partly cloudy.
Waves around 1 foot.
.TODAY...West wind 10 to 15 knots easing to 5 to 10 knots late in
the morning, then backing southwest early in the afternoon
becoming southwest 5 to 10 knots late in the afternoon. Chance of
showers in the late morning and early afternoon. Rain showers
likely late in the afternoon. Waves around 1 foot.
.TONIGHT...Southwest wind 5 to 10 knots veering west late in the
evening, then rising to 10 to 15 knots after midnight becoming
northwest 15 to 20 knots early in the morning. Rain showers
likely through around midnight. Waves around 1 foot.
.FRIDAY...West wind 15 to 20 knots with gusts to around 25 knots
becoming 15 to 25 knots with gusts to around 30 knots in the
afternoon. Sunny. Waves 1 to 2 feet building to 2 to 4 feet in
the afternoon. A small craft advisory may be needed.
.FRIDAY NIGHT...West wind 15 to 20 knots easing to 10 to 15 knots
late in the evening, then rising to 15 to 20 knots after
midnight. Mostly clear. Waves 1 to 2 feet.

$$
LMZ644-182100-
Port Washington to North Point Light WI-
305 AM CDT Thu Apr 18 2024

.EARLY THIS MORNING...West wind 10 to 15 knots. Mostly clear.
Waves around 1 foot.
.TODAY...West wind 5 to 10 knots backing southwest early in the
afternoon, then backing south late in the afternoon. Chance of
showers in the late morning and early afternoon. Rain showers
likely late in the afternoon. Waves around 1 foot.
.TONIGHT...West wind 5 to 10 knots becoming northwest 10 to
15 knots with gusts to around 20 knots after midnight. Slight
chance of showers through around midnight. Waves around 1 foot.
.FRIDAY...West wind 10 to 15 knots with gusts to around 20 knots
rising to 15 to 20 knots with gusts to around 25 knots late in
the morning, then becoming 10 to 20 knots with gusts to around
30 knots early in the afternoon becoming 15 to 20 knots with
gusts to around 25 knots late in the afternoon. Sunny. Waves 1 to
2 feet.
.FRIDAY NIGHT...West wind 15 to 20 knots easing to 10 to 15 knots
late in the evening, then rising to 15 to 20 knots after
midnight. Mostly clear. Waves 1 to 2 feet.

$$
LMZ645-182100-
North Point Light to Wind Point WI-
305 AM CDT Thu Apr 18 2024

.EARLY THIS MORNING...West wind 10 to 15 knots. Mostly clear.
Waves around 1 foot.
.TODAY...West wind 5 to 10 knots veering northwest late in the
morning, then backing south early in the afternoon backing east
late in the afternoon. Chance of showers in the late morning and
afternoon. Waves around 1 foot.
.TONIGHT...North wind 5 to 10 knots backing northwest late in the
evening, then rising to 10 to 15 knots after midnight rising to
15 to 20 knots early in the morning. Rain showers likely through
around midnight, then slight chance of showers after midnight.
Waves around 1 foot.
.FRIDAY...Northwest wind 10 to 15 knots becoming west 15 to
20 knots in the late morning and afternoon. Gusts up to 25 knots.
Sunny. Waves 1 to 2 feet.
.FRIDAY NIGHT...West wind 15 to 20 knots easing to 10 to 15 knots
late in the evening, then becoming west 10 to 15 knots after
midnight rising to 15 to 20 knots early in the morning. Partly
cloudy. Waves 1 to 2 feet.

$$
LMZ646-182100-
Wind Point WI to Winthrop Harbor IL-
305 AM CDT Thu Apr 18 2024

.EARLY THIS MORNING...West wind 10 to 15 knots easing to 5 to
10 knots early in the morning. Mostly clear. Waves around 1 foot.
.TODAY...West wind 5 to 10 knots veering northwest late in the
morning, then veering southeast early in the afternoon backing
east late in the afternoon. Chance of showers in the late morning
and afternoon. Waves around 1 foot.
.TONIGHT...North wind 5 to 10 knots becoming northwest 10 to
15 knots after midnight, then becoming northwest 10 to 15 knots
with gusts to around 20 knots early in the morning. Rain showers
through around midnight, then chance of showers after midnight.
Waves around 1 foot.
.FRIDAY...Northwest wind 10 to 15 knots becoming west 15 to
20 knots with gusts to around 25 knots in the late morning and
afternoon. Sunny. Waves 1 to 2 feet.
.FRIDAY NIGHT...West wind 10 to 20 knots becoming 10 to 15 knots
late in the evening, then becoming west 10 to 15 knots after
midnight. Partly cloudy. Waves 1 to 2 feet.

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



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