Nearshore Marine Forecast
Issued by NWS Green Bay, WI
Issued by NWS Green Bay, WI
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801 FZUS53 KGRB 041028 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 427 AM CST Tue Nov 4 2025 For waters within five nautical miles of the shore on Lake Michigan LMZ521-522-042100- 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- 427 AM CST Tue Nov 4 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY AFTERNOON... .TODAY...W wind 10 to 15 kts backing SW 5 to 10 kts in the afternoon. Mostly cloudy. Waves 2 ft or less. .TONIGHT...S wind 5 to 10 kts veering SW after midnight. A chance of sprinkles. Waves 2 ft or less. .WEDNESDAY...NW wind 10 to 20 kts with gusts to around 30 kts. A chance of sprinkles in the morning. Waves 1 to 3 ft building to 2 to 4 ft mid-day, then subsiding to 1 to 3 ft late in the afternoon. .WEDNESDAY NIGHT...NW wind 10 to 20 kts with gusts to around 25 kts decreasing to 5 to 10 kts after midnight. Clear. Waves 1 to 3 ft. $$ LMZ541-042100- Rock Island Passage to Sturgeon Bay WI- 427 AM CST Tue Nov 4 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY AFTERNOON... .TODAY...W wind 10 to 15 kts backing SW 5 to 10 kts in the afternoon. Mostly cloudy. Waves 2 ft or less. .TONIGHT...S wind 10 to 20 kts. A chance of sprinkles in the evening, then a chance of light rain after midnight. Waves 1 to 3 ft building to 2 to 4 ft after midnight. .WEDNESDAY...NW wind 15 to 25 kts with gusts to around 30 kts. A chance of light rain in the morning. Waves 3 to 5 ft subsiding to 2 to 4 ft late in the afternoon. .WEDNESDAY NIGHT...NW wind 10 to 20 kts with gusts to around 25 kts decreasing to 5 to 10 kts after midnight. Mostly clear. Waves 1 to 3 ft. $$ LMZ542-543-042100- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 427 AM CST Tue Nov 4 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY AFTERNOON... .TODAY...W wind 5 to 10 kts backing S 10 to 15 kts in the afternoon. Mostly cloudy. Waves 2 ft or less. .TONIGHT...S wind 10 to 15 kts veering SW 10 to 20 kts after midnight. Gusts to around 25 kts. A chance of sprinkles. Waves 1 to 3 ft building to 3 to 5 ft in the late evening and overnight. .WEDNESDAY...NW wind 15 to 25 kts with gusts to around 30 kts. A chance of sprinkles in the morning. Waves 2 to 4 ft subsiding to 1 to 3 ft late in the afternoon. .WEDNESDAY NIGHT...NW wind 10 to 15 kts. Clear. Waves 2 ft or less. $$ See Lake Michigan Open Lake Forecast for Thursday through Saturday.