Nearshore Marine Forecast
Issued by NWS Green Bay, WI

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935
FZUS53 KGRB 290521
NSHGRB

Nearshore Marine Forecast
National Weather Service Green Bay WI
1120 PM CST Fri Nov 28 2025

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

LMZ521-522-290630-
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-
1120 PM CST Fri Nov 28 2025

.OVERNIGHT...NW wind 15 to 20 kts with a few gusts to around
25 kts. A chance of flurries. Waves 2 to 4 ft.
.TODAY...NW wind 10 to 20 kts with a few gusts to around 25 kts.
A chance of flurries. Waves 2 to 4 ft subsiding to 1 to 3 ft
early in the evening. A Small Craft Advisory may be needed.
.TONIGHT...NW wind 10 to 15 kts. A chance of flurries in the
evening. Waves 1 to 3 ft.
.SATURDAY...NE wind around 5 kts veering E 10 to 15 kts in the
afternoon. A chance of light snow in the morning, then snow in
the afternoon. Waves 1 to 3 ft.

$$

LMZ541-290630-
Rock Island Passage to Sturgeon Bay WI-
1120 PM CST Fri Nov 28 2025

.OVERNIGHT...NW wind 15 to 20 kts with a few gusts to around
25 kts. A chance of flurries. Waves 2 to 4 ft.
.TODAY...NW wind 10 to 20 kts with a few gusts to around 25 kts.
A chance of flurries. Waves 2 to 4 ft subsiding to 1 to 3 ft in
the afternoon. A Small Craft Advisory may be needed.
.TONIGHT...NW wind 10 to 15 kts. Mostly cloudy. Waves 2 ft or
less.
.SATURDAY...W wind 5 to 10 kts backing E 10 to 15 kts in the
afternoon. A chance of light snow in the morning, then snow in
the afternoon. Waves 2 ft or less building to 3 to 5 ft late in
the afternoon.

$$

LMZ542-543-290630-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
1120 PM CST Fri Nov 28 2025

.OVERNIGHT...NW wind 15 to 20 kts with a few gusts to around
25 kts. A chance of flurries. Waves 1 to 3 ft.
.TODAY...NW wind 10 to 20 kts with a few gusts to around 25 kts.
A chance of flurries. Waves 1 to 3 ft. A Small Craft Advisory may
be needed.
.TONIGHT...NW wind 5 to 10 kts. A slight chance of light snow
after midnight. Waves 2 ft or less.
.SATURDAY...SW wind 5 to 10 kts backing SE 10 to 20 kts with
gusts to around 25 kts in the afternoon. A chance of light snow
in the morning, then snow in the afternoon. Waves 1 to 3 ft
building to 4 to 7 ft late in the afternoon. A Small Craft
Advisory may be needed.

$$

See Lake Michigan Open Lake Forecast for Monday through Wednesday.