Nearshore Marine Forecast
Issued by NWS Green Bay, WI

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812
FZUS53 KGRB 101846
NSHGRB

Nearshore Marine Forecast
National Weather Service Green Bay WI
1246 PM CST Wed Dec 10 2025

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

LMZ521-522-110300-
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-
1246 PM CST Wed Dec 10 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM CST THIS EVENING...

.THIS AFTERNOON...N wind 15 to 25 kts with gusts to around
30 kts. A chance of flurries. Waves 3 to 5 ft.
.TONIGHT...NW wind 10 to 20 kts with a few gusts to around
25 kts. Partly cloudy. Waves 2 to 4 ft subsiding to 1 to 3 ft
early in the morning. A Small Craft Advisory may be needed.
.THURSDAY...W wind 10 to 15 kts. Partly cloudy. Waves 1 to 3 ft.
.THURSDAY NIGHT...W wind 5 to 10 kts. Mostly cloudy. Waves 2 ft
or less.

$$

LMZ541-110300-
Rock Island Passage to Sturgeon Bay WI-
1246 PM CST Wed Dec 10 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM CST THIS EVENING...

.THIS AFTERNOON...N wind 15 to 25 kts with gusts to around
30 kts. A chance of flurries. Waves 3 to 5 ft subsiding to 2 to
4 ft late.
.TONIGHT...NW wind 10 to 20 kts with a few gusts to around
25 kts. Partly cloudy. Waves 2 to 4 ft subsiding to 1 to 3 ft in
the late evening and overnight. A Small Craft Advisory may be
needed.
.THURSDAY...NW wind 10 to 20 kts backing W 5 to 10 kts in the
afternoon. Partly sunny. Waves 1 to 3 ft.
.THURSDAY NIGHT...NW wind 5 to 10 kts. Mostly cloudy. Waves 2 ft
or less.

$$

LMZ542-543-110300-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
1246 PM CST Wed Dec 10 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM CST THIS EVENING...

.THIS AFTERNOON...N wind 15 to 25 kts with gusts to around
30 kts. A chance of flurries. Waves 4 to 7 ft subsiding to 3 to
5 ft late.
.TONIGHT...NW wind 10 to 20 kts. Mostly clear. Waves 2 to 4 ft
subsiding to 1 to 3 ft in the late evening and overnight.
.THURSDAY...NW wind 10 to 20 kts backing W 5 to 10 kts in the
afternoon. Partly cloudy. Waves 2 ft or less.
.THURSDAY NIGHT...NW wind 5 to 10 kts. Mostly cloudy. Waves 2 ft
or less.

$$

See Lake Michigan Open Lake Forecast for Friday through Sunday.