Nearshore Marine Forecast
Issued by NWS Green Bay, WI

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FZUS53 KGRB 062012
NSHGRB

Nearshore Marine Forecast
National Weather Service Green Bay WI
212 PM CST Sat Dec 6 2025

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

LMZ521-522-070200-
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-
212 PM CST Sat Dec 6 2025

.REST OF THIS AFTERNOON...NW wind 5 to 10 kts. Mostly cloudy.
Waves 2 ft or less.
.TONIGHT...NW wind 10 to 15 kts. A chance of flurries. A chance
of light snow after midnight. Waves 2 ft or less.
.SUNDAY...N wind 10 to 20 kts. Mostly sunny. Waves 1 to 3 ft.
.SUNDAY NIGHT...NW wind 10 to 15 kts. Partly cloudy. Waves 1 to
3 ft.
.MONDAY...SW wind 5 to 10 kts increasing to 10 to 20 kts with
gusts to around 25 kts in the afternoon. Mostly cloudy. Waves
2 ft or less building to 2 to 4 ft late in the afternoon. A Small
Craft Advisory may be needed.

$$

LMZ541-070200-
Rock Island Passage to Sturgeon Bay WI-
212 PM CST Sat Dec 6 2025

.REST OF THIS AFTERNOON...NW wind 5 to 10 kts. Cloudy. Waves 2 ft
or less.
.TONIGHT...NW wind 10 to 15 kts. A chance of flurries. A chance
of light snow after midnight. Waves 2 ft or less.
.SUNDAY...N wind 10 to 20 kts. Partly cloudy in the morning then
clearing. Waves 1 to 3 ft.
.SUNDAY NIGHT...NW wind 10 to 15 kts. Partly cloudy in the
evening then becoming mostly cloudy. Waves 1 to 3 ft.
.MONDAY...SW wind 10 to 20 kts. Gusts to around 25 kts in the
afternoon. A chance of light snow. Waves 1 to 3 ft building to
2 to 4 ft late in the afternoon. A Small Craft Advisory may be
needed.

$$

LMZ542-543-070200-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
212 PM CST Sat Dec 6 2025

.REST OF THIS AFTERNOON...NW wind 5 to 10 kts. Mostly cloudy.
Waves 2 ft or less.
.TONIGHT...NW wind 10 to 15 kts. A chance of light snow. Waves
2 ft or less.
.SUNDAY...N wind 10 to 20 kts. A chance of flurries in the
morning. Waves 1 to 3 ft.
.SUNDAY NIGHT...N wind 10 to 15 kts. Partly cloudy in the evening
then becoming mostly cloudy. Waves 1 to 3 ft.
.MONDAY...SW wind 5 to 10 kts increasing to 10 to 20 kts in the
afternoon. A chance of light snow. Waves 1 to 3 ft building to
2 to 4 ft late in the afternoon.

$$

See Lake Michigan Open Lake Forecast for Tuesday through Thursday.