Nearshore Marine Forecast
Issued by NWS Green Bay, WI
Issued by NWS Green Bay, WI
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323 FZUS53 KGRB 300434 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 1034 PM CST Sat Nov 29 2025 For waters within five nautical miles of the shore on Lake Michigan LMZ521-522-301100- 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- 1034 PM CST Sat Nov 29 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY EVENING... .REST OF THE NIGHT...E wind 10 to 20 kts backing NE 15 to 25 kts after midnight. Gusts to around 30 kts. Snow. Waves 1 to 3 ft building to 3 to 5 ft toward daybreak. .SUNDAY...NW wind 15 to 25 kts with gusts to around 30 kts. A chance of light snow. Waves 3 to 5 ft. .SUNDAY NIGHT...NW wind 10 to 20 kts with gusts to around 30 kts backing W 5 to 10 kts after midnight. Mostly clear. Waves 3 to 5 ft subsiding to 1 to 3 ft after midnight. .MONDAY...SW wind 10 to 20 kts. Mostly cloudy. Waves 1 to 3 ft. $$ LMZ541-301100- Rock Island Passage to Sturgeon Bay WI- 1034 PM CST Sat Nov 29 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY EVENING... .REST OF THE NIGHT...E wind 15 to 25 kts. Snow. A slight chance of thunderstorms after midnight. Waves 4 to 7 ft subsiding to 2 to 4 ft toward daybreak. .SUNDAY...NW wind 15 to 25 kts with gusts to around 30 kts. Light snow likely in the morning, then a slight chance of light snow in the afternoon. Waves 3 to 5 ft. .SUNDAY NIGHT...NW wind 10 to 20 kts with gusts to around 30 kts backing W 5 to 10 kts after midnight. Partly cloudy. Waves 2 to 4 ft subsiding to 1 to 3 ft in the late evening and overnight. .MONDAY...SW wind 10 to 20 kts. Mostly cloudy. Waves 2 ft or less. $$ LMZ542-543-301100- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 1034 PM CST Sat Nov 29 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY EVENING... .REST OF THE NIGHT...SE wind 15 to 25 kts backing NE 10 to 20 kts after midnight. Gusts to around 30 kts. Snow. Waves 5 to 8 ft subsiding to 4 to 7 ft toward daybreak. .SUNDAY...NW wind 15 to 25 kts with gusts to around 30 kts. A chance of light snow. Waves 4 to 7 ft subsiding to 2 to 4 ft. .SUNDAY NIGHT...NW wind 10 to 20 kts with gusts to around 25 kts backing W 5 to 10 kts after midnight. Mostly clear. Waves 1 to 3 ft. .MONDAY...W wind 5 to 10 kts backing SW 10 to 20 kts in the afternoon. Mostly cloudy. Waves 2 ft or less. $$ See Lake Michigan Open Lake Forecast for Tuesday through Thursday.