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FZUS53 KMKX 180005
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Nearshore Marine Forecast
National Weather Service Milwaukee/Sullivan WI
705 PM CDT Tue Jun 17 2025

For waters within five nautical miles of shore on Lake Michigan

LMZ643-180400-
Sheboygan to Port Washington WI-
705 PM CDT Tue Jun 17 2025

.TONIGHT...Southeast wind 5 to 10 knots becoming south late in
the evening, then veering west after midnight becoming north
early in the morning. Slight chance of thunderstorms after
midnight. Chance of showers after midnight. Chance of
thunderstorms early in the morning. Waves around 1 foot.
.WEDNESDAY...East wind 5 to 10 knots rising to 10 to 15 knots
early in the afternoon, then becoming northeast 15 to 20 knots
late in the afternoon. Patchy fog through the day. showers likely
in the morning. Slight chance of thunderstorms through the day.
Rain showers in the afternoon. Waves around 1 foot building to
2 to 4 feet late in the afternoon.
.WEDNESDAY NIGHT...North wind 15 to 20 knots easing to 10 to
15 knots with gusts to around 20 knots late in the evening, then
backing northwest after midnight easing to 5 to 10 knots early in
the morning. Patchy fog through around midnight. chance of
thunderstorms through around midnight. Chance of showers through
the night. Slight chance of thunderstorms after midnight. Waves
2 to 4 feet subsiding to 1 to 2 feet early in the morning.
.THURSDAY...West wind 5 to 10 knots backing southwest late in the
afternoon. Slight chance of showers through the day. Slight
chance of thunderstorms in the afternoon. Waves around 1 foot.

$$
LMZ644-180400-
Port Washington to North Point Light WI-
705 PM CDT Tue Jun 17 2025

.TONIGHT...Southeast wind 5 to 10 knots becoming southwest late
in the evening, then veering northwest after midnight veering
northeast early in the morning. Slight chance of showers and
thunderstorms late in the evening. Chance of showers and
thunderstorms after midnight. patchy fog early in the morning.
Waves around 1 foot.
.WEDNESDAY...East wind 5 to 10 knots rising to 10 to 15 knots
early in the afternoon, then backing northeast with gusts to
around 20 knots late in the afternoon. Patchy fog through the
day. showers likely in the morning. Chance of thunderstorms
through the day. Showers in the afternoon. Waves around 1 foot.
.WEDNESDAY NIGHT...North wind 10 to 15 knots with gusts to around
20 knots backing northwest with gusts to around 20 knots late in
the evening, then becoming northwest 10 to 15 knots after
midnight easing to 5 to 10 knots early in the morning. Patchy fog
through around midnight. chance of thunderstorms through around
midnight. Chance of showers through the night. Waves 2 to 4 feet
subsiding to 1 to 2 feet early in the morning.
.THURSDAY...West wind 5 to 10 knots backing southwest late in the
afternoon. Sunny. Waves 1 to 2 feet.

$$
LMZ645-180400-
North Point Light to Wind Point WI-
705 PM CDT Tue Jun 17 2025

.TONIGHT...South wind 5 to 10 knots veering southwest late in the
evening, then veering west after midnight becoming south early in
the morning. Slight chance of showers and thunderstorms through
around midnight. Chance of showers and thunderstorms after
midnight. Waves around 1 foot.
.WEDNESDAY...Southeast wind 5 to 10 knots becoming east 10 to
15 knots early in the afternoon, then backing northeast with
gusts to around 20 knots late in the afternoon. Patchy fog.
showers likely and a chance of thunderstorms. Waves around
1 foot.
.WEDNESDAY NIGHT...North wind 10 to 15 knots with gusts to around
20 knots backing northwest 10 to 20 knots late in the evening,
then becoming 10 to 15 knots after midnight becoming northwest
10 to 15 knots early in the morning. Patchy fog through around
midnight. chance of thunderstorms through around midnight. Chance
of showers through the night. Waves 2 to 4 feet subsiding to 1 to
3 feet early in the morning.
.THURSDAY...West wind 10 to 15 knots easing to 5 to 10 knots late
in the morning, then becoming west 5 to 10 knots early in the
afternoon backing southwest late in the afternoon. Sunny. Waves
1 to 2 feet.

$$
LMZ646-180400-
Wind Point WI to Winthrop Harbor IL-
705 PM CDT Tue Jun 17 2025

.TONIGHT...Southwest wind 5 to 10 knots veering west after
midnight, then backing southwest early in the morning. Slight
chance of showers and thunderstorms in the evening, then chance
of showers and thunderstorms in the late evening and overnight.
Waves around 1 foot.
.WEDNESDAY...South wind 5 to 10 knots backing southeast late in
the morning, then rising to 10 to 15 knots early in the afternoon
backing northeast late in the afternoon. Patchy fog through the
day. chance of showers and slight chance of thunderstorms in the
morning. Showers and a chance of thunderstorms in the afternoon.
Waves around 1 foot.
.WEDNESDAY NIGHT...Northwest wind 10 to 15 knots with gusts to
around 20 knots becoming 10 to 20 knots late in the evening, then
becoming 10 to 15 knots after midnight easing to 5 to 10 knots
early in the morning. Patchy fog through around midnight. chance
of thunderstorms through around midnight. Chance of showers
through the night. Waves 2 to 4 feet subsiding to 1 to 3 feet
early in the morning.
.THURSDAY...West wind 5 to 10 knots backing southwest late in the
afternoon. Sunny. Waves 1 to 2 feet.

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