Nearshore Marine Forecast
Issued by NWS Milwaukee/Sullivan, WI

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Nearshore Marine Forecast
National Weather Service Milwaukee/Sullivan WI
505 AM CDT Mon Apr 15 2024

For waters within five nautical miles of shore on Lake Michigan

LMZ643-151600-
Sheboygan to Port Washington WI-
505 AM CDT Mon Apr 15 2024

.TODAY...Northwest wind 5 to 10 knots veering north late in the
morning, then becoming east 10 to 15 knots in the afternoon.
Sunny. Waves around 1 foot.
.TONIGHT...Northeast wind 5 to 10 knots rising to 10 to 15 knots
after midnight, then becoming northeast 10 to 15 knots early in
the morning. Mostly clear. Waves 1 to 2 feet.
.TUESDAY...East wind 10 to 20 knots rising to 15 to 25 knots.
Chance of showers in the afternoon. Waves 3 to 4 feet building to
4 to 6 feet. A small craft advisory may be needed.
.TUESDAY NIGHT...East wind up to 30 knots veering southeast early
in the morning. Gusts up to 35 knots. Rain showers and a chance
of thunderstorms. Waves 6 to 8 feet building to 9 to 11 feet in
the late evening and overnight.

$$
LMZ644-151600-
Port Washington to North Point Light WI-
505 AM CDT Mon Apr 15 2024

.TODAY...Northwest wind 5 to 10 knots veering north late in the
morning, then veering east early in the afternoon rising to 10 to
15 knots late in the afternoon. Sunny. Waves around 1 foot.
.TONIGHT...Northeast wind 5 to 10 knots rising to 10 to 15 knots
early in the morning. Mostly clear. Waves 1 to 2 feet.
.TUESDAY...East wind 10 to 20 knots becoming 15 to 20 knots with
gusts to around 25 knots in the late morning and early afternoon,
then becoming 15 to 25 knots with gusts to around 30 knots late
in the afternoon. Rain showers likely and slight chance of
thunderstorms in the afternoon. Waves 3 to 4 feet building to
5 to 7 feet. A small craft advisory may be needed.
.TUESDAY NIGHT...East wind up to 30 knots with gusts to around
35 knots veering southeast with gusts to around 35 knots late in
the evening, then becoming southeast up to 30 knots after
midnight easing to 15 to 25 knots early in the morning. Rain
showers and a chance of thunderstorms. Waves 8 to 10 feet.

$$
LMZ645-151600-
North Point Light to Wind Point WI-
505 AM CDT Mon Apr 15 2024

.TODAY...North wind 5 to 10 knots veering northeast late in the
morning, then veering east early in the afternoon rising to 10 to
15 knots late in the afternoon. Sunny. Waves around 1 foot.
.TONIGHT...Northeast wind 5 to 10 knots rising to 10 to 15 knots
after midnight, then veering east early in the morning. Mostly
clear. Waves 1 to 2 feet building to 2 to 4 feet early in the
morning.
.TUESDAY...East wind 10 to 20 knots becoming 15 to 20 knots with
gusts to around 25 knots in the late morning and early afternoon,
then becoming 15 to 25 knots with gusts to around 30 knots late
in the afternoon. Rain showers likely and slight chance of
thunderstorms in the afternoon. Waves 3 to 4 feet building to
5 to 7 feet. A small craft advisory may be needed.
.TUESDAY NIGHT...East wind up to 30 knots with gusts to around
35 knots veering southeast with gusts to around 35 knots late in
the evening, then becoming southeast up to 30 knots after
midnight easing to 15 to 25 knots early in the morning. Rain
showers and a chance of thunderstorms. Waves 7 to 9 feet.

$$
LMZ646-151600-
Wind Point WI to Winthrop Harbor IL-
505 AM CDT Mon Apr 15 2024

.TODAY...North wind 5 to 10 knots veering northeast late in the
morning, then veering east early in the afternoon rising to 10 to
15 knots late in the afternoon. Sunny. Waves around 1 foot.
.TONIGHT...Northeast wind 5 to 10 knots rising to 10 to 15 knots
after midnight, then veering east early in the morning. Mostly
clear. Waves 1 to 2 feet building to 2 to 4 feet early in the
morning.
.TUESDAY...East wind 10 to 20 knots becoming 15 to 20 knots with
gusts to around 25 knots in the late morning and early afternoon,
then becoming 15 to 25 knots with gusts to around 30 knots late
in the afternoon. Slight chance of thunderstorms in the
afternoon. Waves 3 to 4 feet building to 5 to 7 feet. A small
craft advisory may be needed.
.TUESDAY NIGHT...East wind 15 to 25 knots with gusts to around
30 knots becoming southeast up to 30 knots late in the evening,
then easing to 15 to 25 knots after midnight becoming southeast
15 to 25 knots early in the morning. Rain showers and a chance of
thunderstorms. Waves 6 to 8 feet subsiding to 5 to 7 feet early
in the morning.

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



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