Nearshore Marine Forecast
Issued by NWS Green Bay, WI
Issued by NWS Green Bay, WI
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013 FZUS53 KGRB 211414 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 814 AM CST Fri Nov 21 2025 For waters within five nautical miles of the shore on Lake Michigan LMZ521-522-212100- 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- 814 AM CST Fri Nov 21 2025 .TODAY...W wind 10 to 15 kts veering NW in the afternoon. Mostly sunny. Waves 2 ft or less. .TONIGHT...NW wind 10 to 15 kts. Clear. Waves 2 ft or less. .SATURDAY...SW wind 5 to 10 kts increasing to 10 to 20 kts in the afternoon. Mostly cloudy. Waves 2 ft or less. .SATURDAY NIGHT...W wind 10 to 20 kts. Mostly clear. Waves 1 to 3 ft. $$ LMZ541-212100- Rock Island Passage to Sturgeon Bay WI- 814 AM CST Fri Nov 21 2025 .TODAY...NW wind 10 to 20 kts. Mostly sunny. Waves 2 ft or less. .TONIGHT...NW wind 10 to 15 kts. Mostly clear. Waves 2 ft or less. .SATURDAY...SW wind 5 to 10 kts increasing to 10 to 20 kts with gusts to around 25 kts in the afternoon. Mostly cloudy. Waves 1 to 3 ft. A Small Craft Advisory may be needed. .SATURDAY NIGHT...W wind 10 to 20 kts. Mostly clear. Waves 1 to 3 ft. $$ LMZ542-543-212100- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 814 AM CST Fri Nov 21 2025 .TODAY...NW wind 10 to 20 kts. Sunny. Waves 2 ft or less. .TONIGHT...NW wind 5 to 10 kts. Clear. Waves 2 ft or less. .SATURDAY...SW wind 5 to 10 kts backing S 10 to 20 kts in the afternoon. Partly sunny. Waves 1 to 3 ft. .SATURDAY NIGHT...SW wind 10 to 20 kts veering W after midnight. Mostly clear. Waves 1 to 3 ft. $$ See Lake Michigan Open Lake Forecast for Sunday through Tuesday.