Nearshore Marine Forecast
Issued by NWS Green Bay, WI
Issued by NWS Green Bay, WI
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299 FZUS53 KGRB 102333 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 633 PM CDT Fri Oct 10 2025 For waters within five nautical miles of the shore on Lake Michigan LMZ521-522-110800- 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- 633 PM CDT Fri Oct 10 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY MORNING... .TONIGHT...N wind 10 to 20 kts with gusts to around 25 kts. Partly cloudy. Waves 1 to 3 ft building to 2 to 4 ft late in the night. .SATURDAY...NE wind 10 to 15 kts. A slight chance of rain showers in the afternoon. Waves 1 to 3 ft. .SATURDAY NIGHT...E wind 10 to 15 kts veering SE after midnight. Partly cloudy. Waves 2 ft or less. .SUNDAY...SE wind 10 to 20 kts. Partly cloudy. Waves 2 ft or less. $$ LMZ541-110800- Rock Island Passage to Sturgeon Bay WI- 633 PM CDT Fri Oct 10 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY MORNING... .TONIGHT...N wind 10 to 20 kts with gusts to around 25 kts. Partly cloudy in the evening then becoming mostly cloudy. Waves 3 to 5 ft subsiding to 1 to 3 ft. .SATURDAY...NE wind 10 to 20 kts decreasing to 5 to 10 kts in the afternoon. A slight chance of rain showers in the afternoon. Waves 1 to 3 ft. .SATURDAY NIGHT...E wind 10 to 15 kts veering SE 10 to 20 kts after midnight. Partly cloudy. Waves 1 to 3 ft. .SUNDAY...S wind 10 to 20 kts. Mostly sunny in the morning then becoming partly cloudy. Waves 1 to 3 ft. $$ LMZ542-543-110800- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 633 PM CDT Fri Oct 10 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY MORNING... .TONIGHT...N wind 10 to 20 kts with gusts to around 25 kts. Clear in the evening then becoming partly cloudy. Waves 2 to 4 ft subsiding to 1 to 3 ft in the late evening and overnight. .SATURDAY...NE wind 10 to 20 kts. A slight chance of rain showers in the afternoon. Waves 1 to 3 ft. .SATURDAY NIGHT...E wind 10 to 15 kts veering SE 10 to 20 kts after midnight. Partly cloudy. Waves 1 to 3 ft building to 2 to 4 ft after midnight. .SUNDAY...SE wind 10 to 20 kts. Partly cloudy. Waves 3 to 5 ft. A Small Craft Advisory may be needed. $$ See Lake Michigan Open Lake Forecast for Monday through Wednesday.