Nearshore Marine Forecast
Issued by NWS Green Bay, WI

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FZUS53 KGRB 031042
NSHGRB

Nearshore Marine Forecast
National Weather Service Green Bay WI
442 AM CST Wed Dec 3 2025

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

LMZ522-032100-
Green Bay south of line from Oconto WI to Little Sturgeon Bay WI-
442 AM CST Wed Dec 3 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.TODAY...NW wind 10 to 20 kts with gusts to around 25 kts. A
chance of light snow and flurries in the morning. Waves 1 to
3 ft.
.TONIGHT...NW wind 15 to 25 kts. Mostly clear. Waves 2 to 4 ft.
.THURSDAY...W wind 10 to 20 kts backing SW in the afternoon.
Mostly sunny in the morning then becoming partly cloudy. Waves
1 to 3 ft.
.THURSDAY NIGHT...SW wind 15 to 25 kts with gusts to around
30 kts. A chance of flurries after midnight. Waves 2 to 4 ft
building to 4 to 7 ft in the late evening and overnight. A Small
Craft Advisory may be needed.

$$

LMZ521-032100-
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-
442 AM CST Wed Dec 3 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...
...GALE WATCH IN EFFECT FROM THURSDAY EVENING THROUGH LATE
THURSDAY NIGHT...

.TODAY...NW wind 10 to 20 kts with gusts to around 25 kts. A
chance of light snow and flurries in the morning. Waves 2 to 4 ft
subsiding to 1 to 3 ft during the morning, then building to 2 to
4 ft in the afternoon.
.TONIGHT...NW wind 15 to 25 kts with gusts to around 30 kts.
Partly cloudy. Waves 3 to 5 ft.
.THURSDAY...W wind 10 to 20 kts backing SW in the afternoon.
Gusts to around 25 kts. Mostly sunny in the morning then becoming
partly cloudy. Waves 2 to 4 ft subsiding to 1 to 3 ft mid-day,
then building to 2 to 4 ft late in the afternoon.
.THURSDAY NIGHT...SW wind 15 to 25 kts with gusts to around
35 kts. Freezing spray after midnight. A chance of flurries after
midnight. Waves 4 to 7 ft building to 5 to 8 ft after midnight,
then subsiding to 4 to 7 ft early in the morning.

$$

LMZ541-032100-
Rock Island Passage to Sturgeon Bay WI-
442 AM CST Wed Dec 3 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...
...GALE WATCH IN EFFECT FROM THURSDAY EVENING THROUGH LATE
THURSDAY NIGHT...

.TODAY...NW wind 10 to 20 kts with gusts to around 25 kts. A
chance of light snow and flurries in the morning. Waves 3 to
5 ft.
.TONIGHT...NW wind 15 to 25 kts. A chance of flurries. Waves 2 to
4 ft.
.THURSDAY...NW wind 10 to 20 kts backing SW in the afternoon.
Gusts to around 25 kts. Partly cloudy. Waves 1 to 3 ft.
.THURSDAY NIGHT...SW wind to around 30 kts with gusts to around
35 kts. Freezing spray after midnight. Waves 2 to 4 ft building
to 4 to 7 ft.

$$

LMZ542-543-032100-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
442 AM CST Wed Dec 3 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.TODAY...NW wind 10 to 20 kts with gusts to around 25 kts. A
chance of light snow and flurries in the morning. Waves 2 to 4 ft
subsiding to 1 to 3 ft in the late morning and afternoon.
.TONIGHT...NW wind 15 to 25 kts. A chance of flurries in the
evening. Waves 1 to 3 ft building to 2 to 4 ft late in the
evening, then subsiding to 1 to 3 ft after midnight.
.THURSDAY...NW wind 10 to 20 kts backing W in the afternoon.
Mostly sunny in the morning then becoming partly cloudy. Waves
1 to 3 ft.
.THURSDAY NIGHT...SW wind 15 to 25 kts with gusts to around
30 kts. A chance of flurries after midnight. Waves 1 to 3 ft
building to 4 to 7 ft in the late evening and overnight. A Small
Craft Advisory may be needed.

$$

See Lake Michigan Open Lake Forecast for Friday through Sunday.