Nearshore Marine Forecast
Issued by NWS Green Bay, WI

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FZUS53 KGRB 120922
NSHGRB

Nearshore Marine Forecast
National Weather Service Green Bay WI
322 AM CST Wed Nov 12 2025

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

LMZ522-121400-
Green Bay south of line from Oconto WI to Little Sturgeon Bay WI-
322 AM CST Wed Nov 12 2025

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

.EARLY IN THE MORNING...W wind 15 to 25 kts. Mostly cloudy. Waves
2 to 4 ft.
.TODAY...NW wind 15 to 25 kts with gusts to around 30 kts. Partly
cloudy in the morning then clearing. Waves 2 to 4 ft subsiding to
1 to 3 ft late in the afternoon.
.TONIGHT...W wind 10 to 20 kts with gusts to around 25 kts.
Clear. Waves 1 to 3 ft.
.THURSDAY...W wind 10 to 20 kts. Mostly sunny. Waves 2 ft or
less.
.THURSDAY NIGHT...W wind 5 to 10 kts veering N after midnight.
Partly cloudy. Waves 2 ft or less.

$$

LMZ521-121400-
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-
322 AM CST Wed Nov 12 2025

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

.EARLY IN THE MORNING...W wind 10 to 20 kts with gusts to around
30 kts. Mostly cloudy. Waves 2 to 4 ft.
.TODAY...NW wind 15 to 25 kts with gusts to around 30 kts. Partly
cloudy. Waves 3 to 5 ft.
.TONIGHT...W wind 10 to 20 kts with gusts to around 30 kts.
Mostly clear. Waves 2 to 4 ft subsiding to 1 to 3 ft in the late
evening and overnight.
.THURSDAY...W wind 10 to 20 kts. Sunny. Waves 1 to 3 ft.
.THURSDAY NIGHT...W wind 5 to 10 kts veering N after midnight.
Mostly clear. Waves 2 ft or less.

$$

LMZ541-121400-
Rock Island Passage to Sturgeon Bay WI-
322 AM CST Wed Nov 12 2025

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

.EARLY IN THE MORNING...W wind 10 to 20 kts with gusts to around
30 kts. A chance of sprinkles. Waves 2 to 4 ft.
.TODAY...NW wind 15 to 25 kts with gusts to around 30 kts. Partly
sunny. Waves 2 to 4 ft.
.TONIGHT...NW wind 10 to 20 kts with gusts to around 30 kts.
Partly cloudy in the evening then clearing. Waves 1 to 3 ft.
.THURSDAY...W wind 10 to 20 kts. Sunny. Waves 2 ft or less.
.THURSDAY NIGHT...W wind 5 to 10 kts veering N after midnight.
Mostly clear. Waves 2 ft or less.

$$

LMZ542-543-121400-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
322 AM CST Wed Nov 12 2025

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

.EARLY IN THE MORNING...W wind 10 to 20 kts with gusts to around
30 kts. Mostly cloudy. Waves 1 to 3 ft.
.TODAY...NW wind 15 to 25 kts with gusts to around 30 kts. Mostly
sunny. Waves 2 to 4 ft subsiding to 1 to 3 ft late in the
afternoon.
.TONIGHT...W wind 10 to 20 kts with gusts to around 25 kts.
Clear. Waves 1 to 3 ft.
.THURSDAY...W wind 10 to 20 kts. Mostly sunny. Waves 2 ft or
less.
.THURSDAY NIGHT...W wind 5 to 10 kts. Partly cloudy. Waves 2 ft
or less.

$$

See Lake Michigan Open Lake Forecast for Friday through Sunday.