Nearshore Marine Forecast
Issued by NWS Green Bay, WI
Issued by NWS Green Bay, WI
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101 FZUS53 KGRB 112107 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 307 PM CST Thu Dec 11 2025 For waters within five nautical miles of the shore on Lake Michigan LMZ521-522-120200- 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- 307 PM CST Thu Dec 11 2025 .REST OF THIS AFTERNOON...NW wind 5 to 10 kts. Mostly cloudy. Waves 2 ft or less. .TONIGHT...NW wind 5 to 10 kts. Mostly cloudy. Waves 2 ft or less. .FRIDAY...W wind 5 to 10 kts backing SW 10 to 20 kts in the afternoon. A chance of light snow in the afternoon. Waves 1 to 3 ft. .FRIDAY NIGHT...W wind 15 to 25 kts with gusts to around 30 kts. Mostly cloudy in the evening then becoming partly cloudy. Waves 3 to 5 ft. A Small Craft Advisory may be needed. .SATURDAY...W wind 10 to 20 kts with gusts to around 25 kts. Mostly sunny in the morning then becoming partly cloudy. Waves 3 to 5 ft. $$ LMZ541-120200- Rock Island Passage to Sturgeon Bay WI- 307 PM CST Thu Dec 11 2025 .REST OF THIS AFTERNOON...NW wind 5 to 10 kts. A chance of flurries. Waves 2 ft or less. .TONIGHT...NW wind 5 to 10 kts. A chance of flurries in the evening. Waves 2 ft or less. .FRIDAY...W wind 5 to 10 kts backing SW 10 to 20 kts in the afternoon. Light snow likely in the afternoon. Waves 2 ft or less. .FRIDAY NIGHT...W wind 15 to 25 kts with gusts to around 30 kts. A chance of light snow in the evening. Waves 1 to 3 ft building to 2 to 4 ft in the late evening and overnight. A Small Craft Advisory may be needed. .SATURDAY...W wind 15 to 25 kts. Partly sunny. Waves 2 to 4 ft subsiding to 1 to 3 ft early in the afternoon, then building to 2 to 4 ft late in the afternoon. $$ LMZ542-543-120200- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 307 PM CST Thu Dec 11 2025 .REST OF THIS AFTERNOON...W wind 5 to 10 kts. Mostly cloudy. Waves 2 ft or less. .TONIGHT...NW wind 5 to 10 kts. Mostly cloudy. Waves 2 ft or less. .FRIDAY...W wind 5 to 10 kts increasing to 10 to 20 kts in the afternoon. A chance of light snow in the afternoon. Waves 2 ft or less. .FRIDAY NIGHT...W wind 15 to 25 kts with gusts to around 30 kts. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 to 3 ft building to 2 to 4 ft in the late evening and overnight. A Small Craft Advisory may be needed. .SATURDAY...W wind 15 to 25 kts with gusts to around 30 kts. 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. $$ See Lake Michigan Open Lake Forecast for Sunday through Tuesday.