Nearshore Marine Forecast
Issued by NWS Green Bay, WI

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FZUS53 KGRB 300924
NSHGRB

Nearshore Marine Forecast
National Weather Service Green Bay WI
324 AM CST Sun Nov 30 2025

For waters within five nautical miles of the shore on Lake Michigan

LMZ521-522-301400-
Green Bay south of line from Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from Oconto WI to Little Sturgeon Bay WI-
324 AM CST Sun Nov 30 2025

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

.EARLY IN THE MORNING...NE wind 10 to 20 kts with gusts to around
25 kts. Snow. Waves 3 to 5 ft.
.TODAY...N wind 15 to 25 kts with gusts to around 30 kts. Areas
of blowing snow. Light snow in the morning. A slight chance of
light snow in the afternoon. Waves 4 to 7 ft subsiding to 3 to
5 ft late in the afternoon.
.TONIGHT...NW wind 10 to 20 kts. Gusts to around 25 kts in the
evening. Mostly clear. Waves 2 to 4 ft subsiding to 1 to 3 ft in
the late evening and overnight.
.MONDAY...SW wind 10 to 20 kts. Partly sunny in the morning then
becoming cloudy. Waves 1 to 3 ft.
.MONDAY NIGHT...W wind 10 to 20 kts. Mostly cloudy. Waves 1 to
3 ft.

$$

LMZ541-301400-
Rock Island Passage to Sturgeon Bay WI-
324 AM CST Sun Nov 30 2025

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

.EARLY IN THE MORNING...NE wind 10 to 20 kts with gusts to around
25 kts. Snow. Waves 3 to 5 ft.
.TODAY...N wind 15 to 25 kts with gusts to around 30 kts. Areas
of blowing snow. Light snow in the morning. A slight chance of
light snow in the afternoon. Waves 4 to 7 ft subsiding to 3 to
5 ft late in the afternoon.
.TONIGHT...NW wind 10 to 20 kts. Gusts to around 25 kts in the
evening. Mostly clear. Waves 2 to 4 ft subsiding to 1 to 3 ft in
the late evening and overnight.
.MONDAY...SW wind 10 to 20 kts. Mostly cloudy. Waves 2 ft or
less.
.MONDAY NIGHT...W wind 10 to 20 kts. A chance of light snow in
the evening. Waves 2 ft or less.

$$

LMZ542-543-301400-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
324 AM CST Sun Nov 30 2025

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

.EARLY IN THE MORNING...NE wind 10 to 20 kts with gusts to around
25 kts. Snow. Waves 4 to 7 ft.
.TODAY...NW wind 15 to 25 kts with gusts to around 30 kts. Areas
of blowing snow. Light snow in the morning. A slight chance of
light snow in the afternoon. Waves 4 to 7 ft subsiding to 3 to
5 ft late in the afternoon.
.TONIGHT...NW wind 10 to 20 kts with gusts to around 25 kts
backing W 5 to 10 kts after midnight. Mostly clear. Waves 2 to
4 ft subsiding to 1 to 3 ft in the late evening and overnight.
.MONDAY...W wind 5 to 10 kts backing SW 10 to 20 kts in the
afternoon. A chance of light snow in the afternoon. Waves 2 ft or
less.
.MONDAY NIGHT...W wind 10 to 20 kts. A chance of light snow.
Waves 2 ft or less.

$$

See Lake Michigan Open Lake Forecast for Tuesday through Thursday.