Nearshore Marine Forecast
Issued by NWS Milwaukee/Sullivan, WI

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FZUS53 KMKX 150710
NSHMKX

Nearshore Marine Forecast
National Weather Service Milwaukee/Sullivan WI
110 AM CST Sat Nov 15 2025

For waters within five nautical miles of shore on Lake Michigan

LMZ643-151000-
Sheboygan to Port Washington WI-
110 AM CST Sat Nov 15 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM NOON CST TODAY THROUGH
SUNDAY AFTERNOON...

.REST OF TONIGHT...South wind 10 to 15 knots becoming southwest
15 to 20 knots early in the morning. Mostly cloudy. Waves 2 to
4 feet.
.SATURDAY...Southwest wind 15 to 20 knots veering northwest late
in the afternoon. Gusts up to 25 knots. Mostly cloudy in the
morning then becoming mostly sunny. Waves 2 to 4 feet subsiding
to 1 to 3 feet late in the morning, then building to 2 to 4 feet
in the afternoon.
.SATURDAY NIGHT...Northwest wind 15 to 20 knots becoming 15 to
25 knots in the late evening and overnight. Gusts up to 30 knots.
Partly cloudy through around midnight then becoming clear. Waves
3 to 4 feet.
.SUNDAY...Northwest wind 15 to 25 knots. Sunny. Waves 2 to
4 feet.

Wave heights are for ice free areas.

$$
LMZ644-151000-
Port Washington to North Point Light WI-
110 AM CST Sat Nov 15 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM NOON CST TODAY THROUGH
SUNDAY AFTERNOON...

.REST OF TONIGHT...South wind 10 to 15 knots becoming southwest
15 to 20 knots early in the morning. Mostly cloudy. Waves 1 to
2 feet.
.SATURDAY...Southwest wind 15 to 20 knots veering northwest late
in the afternoon. Gusts up to 25 knots. Mostly cloudy in the
morning then clearing. Waves 1 to 2 feet building to 2 to 4 feet
late in the afternoon.
.SATURDAY NIGHT...Northwest wind 15 to 25 knots. Gusts up to
30 knots. Partly cloudy through around midnight then clearing.
Waves 3 to 4 feet.
.SUNDAY...Northwest wind 15 to 25 knots. Sunny. Waves 2 to
4 feet.

Wave heights are for ice free areas.

$$
LMZ645-151000-
North Point Light to Wind Point WI-
110 AM CST Sat Nov 15 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM NOON CST TODAY THROUGH
SUNDAY AFTERNOON...

.REST OF TONIGHT...Southwest wind 15 to 20 knots. Mostly cloudy.
Waves 1 to 2 feet.
.SATURDAY...Southwest wind 15 to 20 knots veering northwest late
in the afternoon. Gusts up to 25 knots. Mostly cloudy in the
morning then clearing. Waves 1 to 2 feet building to 2 to 4 feet
late in the afternoon.
.SATURDAY NIGHT...Northwest wind 15 to 25 knots. Gusts up to
30 knots. Partly cloudy through around midnight then clearing.
Waves 3 to 5 feet.
.SUNDAY...Northwest wind 15 to 25 knots. Sunny. Waves 3 to
4 feet.

Wave heights are for ice free areas.

$$
LMZ646-151000-
Wind Point WI to Winthrop Harbor IL-
110 AM CST Sat Nov 15 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM NOON CST TODAY THROUGH
SUNDAY AFTERNOON...

.REST OF TONIGHT...Southwest wind 15 to 20 knots. Mostly cloudy.
Waves 1 to 2 feet.
.SATURDAY...Southwest wind 15 to 20 knots veering northwest late
in the afternoon. Gusts up to 25 knots. Mostly cloudy in the
morning then clearing. Waves 1 to 2 feet.
.SATURDAY NIGHT...Northwest wind 15 to 25 knots. Partly cloudy
through around midnight then clearing. Waves 3 to 4 feet building
to 3 to 5 feet after midnight.
.SUNDAY...Northwest wind 15 to 25 knots becoming 15 to 20 knots
early in the afternoon, then becoming northwest 15 to 20 knots
late in the afternoon. Sunny. Waves 3 to 4 feet.

Wave heights are for ice free areas.

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