Nearshore Marine Forecast
Issued by NWS Milwaukee/Sullivan, WI

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Nearshore Marine Forecast
National Weather Service Milwaukee/Sullivan WI
705 PM CDT Mon Apr 22 2024

For waters within five nautical miles of shore on Lake Michigan

LMZ643-230400-
Sheboygan to Port Washington WI-
705 PM CDT Mon Apr 22 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY EVENING...

.TONIGHT...South wind 15 to 20 knots becoming 15 to 25 knots
after midnight, then veering southwest 15 to 20 knots early in
the morning. Slight chance of showers in the evening, then
showers likely late in the evening. Chance of showers after
midnight. Waves 3 to 4 feet building to 3 to 5 feet after
midnight.
.TUESDAY...Southwest wind 15 to 20 knots veering west late in the
afternoon. Gusts up to 25 knots. Rain showers likely and slight
chance of thunderstorms in the afternoon. Waves 3 to 4 feet
subsiding to 1 to 3 feet late in the afternoon.
.TUESDAY NIGHT...North wind 15 to 25 knots rising to up to
30 knots late in the evening, then becoming north up to 30 knots
after midnight easing to 15 to 25 knots early in the morning.
Rain showers likely and slight chance of thunderstorms through
around midnight. Waves 3 to 5 feet building to 6 to 8 feet.
.WEDNESDAY...North wind 15 to 25 knots veering northeast 15 to
20 knots in the afternoon. Sunny. Waves 5 to 7 feet subsiding to
3 to 5 feet.

$$
LMZ644-230400-
Port Washington to North Point Light WI-
705 PM CDT Mon Apr 22 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY EVENING...

.TONIGHT...Southwest wind 10 to 20 knots backing south 15 to
20 knots late in the evening, then veering southwest 15 to
25 knots after midnight becoming 15 to 20 knots early in the
morning. Gusts up to 30 knots. Slight chance of showers in the
evening, then chance of showers in the late evening and early
morning. Waves 3 to 4 feet.
.TUESDAY...Southwest wind 15 to 20 knots veering west 10 to
20 knots late in the afternoon. Gusts up to 25 knots. Rain
showers likely and slight chance of thunderstorms in the
afternoon. Waves 2 to 4 feet subsiding to 1 to 2 feet in the late
morning and afternoon.
.TUESDAY NIGHT...Northwest wind 15 to 20 knots becoming north up
to 30 knots in the late evening and early morning, then easing to
15 to 25 knots early in the morning. Rain showers likely and
slight chance of thunderstorms through around midnight. Waves
4 to 6 feet building to 6 to 8 feet after midnight.
.WEDNESDAY...North wind 15 to 25 knots becoming northeast 10 to
20 knots early in the afternoon, then becoming 15 to 20 knots
late in the afternoon. Sunny. Waves 6 to 8 feet subsiding to 4 to
6 feet late in the afternoon.

$$
LMZ645-230400-
North Point Light to Wind Point WI-
705 PM CDT Mon Apr 22 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY EVENING...

.TONIGHT...Southwest wind 15 to 20 knots backing south late in
the evening, then veering southwest 15 to 25 knots after midnight
becoming 15 to 20 knots early in the morning. Gusts up to
30 knots. Slight chance of showers in the evening, then chance of
showers in the late evening and early morning. Waves 3 to 4 feet.
.TUESDAY...Southwest wind 15 to 20 knots veering west late in the
afternoon. Gusts up to 25 knots. Rain showers likely and slight
chance of thunderstorms in the afternoon. Waves 2 to 4 feet
subsiding to 1 to 2 feet in the late morning and early afternoon,
then building to 2 to 4 feet late in the afternoon.
.TUESDAY NIGHT...Northwest wind 15 to 20 knots veering north
15 to 25 knots with gusts to around 30 knots late in the evening,
then rising to up to 30 knots after midnight easing to 15 to
25 knots early in the morning. Rain showers likely and slight
chance of thunderstorms through around midnight. Waves 1 to
2 feet building to 7 to 9 feet.
.WEDNESDAY...North wind 15 to 25 knots veering northeast 15 to
20 knots late in the afternoon. Sunny. Waves 6 to 8 feet
subsiding to 5 to 7 feet late in the afternoon.

$$
LMZ646-230400-
Wind Point WI to Winthrop Harbor IL-
705 PM CDT Mon Apr 22 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY EVENING...

.TONIGHT...Southwest wind 10 to 20 knots backing south 15 to
20 knots late in the evening, then veering southwest 15 to
25 knots after midnight easing to 10 to 20 knots early in the
morning. Gusts up to 25 knots increasing to 30 knots after
midnight. Slight chance of showers in the evening. Chance of
showers in the late evening and early morning. Waves 3 to 4 feet.
.TUESDAY...Southwest wind 15 to 20 knots veering west late in the
afternoon. Gusts up to 25 knots. Rain showers likely and slight
chance of thunderstorms in the afternoon. Waves 2 to 4 feet
subsiding to 1 to 2 feet in the late morning and early afternoon,
then building to 2 to 4 feet late in the afternoon.
.TUESDAY NIGHT...Northwest wind 15 to 20 knots veering north
15 to 25 knots late in the evening, then rising to up to 30 knots
after midnight easing to 15 to 25 knots early in the morning.
Rain showers likely and slight chance of thunderstorms through
around midnight. Waves 1 to 2 feet building to 7 to 9 feet.
.WEDNESDAY...North wind 15 to 25 knots becoming 15 to 20 knots in
the afternoon. Sunny. Waves 6 to 8 feet subsiding to 4 to 6 feet
late in the afternoon.

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



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