Nearshore Marine Forecast
Issued by NWS Green Bay, WI
Issued by NWS Green Bay, WI
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419 FZUS53 KGRB 020549 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 1249 AM CDT Tue Sep 2 2025 For waters within five nautical miles of the shore on Lake Michigan LMZ521-522-021300- 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- 1249 AM CDT Tue Sep 2 2025 .OVERNIGHT...SW wind 5 to 10 kts. Clear. Waves 2 ft or less. .TODAY...SW wind 5 to 10 kts. Sunny. Waves 2 ft or less. .TONIGHT...SW wind 10 to 20 kts. A chance of light showers and thunderstorms after midnight. Waves 1 to 3 ft. .WEDNESDAY...SW wind 10 to 20 kts veering NW in the afternoon. Rain showers and a chance of thunderstorms. Waves 1 to 3 ft. $$ LMZ541-021300- Rock Island Passage to Sturgeon Bay WI- 1249 AM CDT Tue Sep 2 2025 .OVERNIGHT...N wind around 5 kts backing SW after midnight. Clear. Waves 2 ft or less. .TODAY...S wind 5 to 10 kts. Sunny. Waves 2 ft or less. .TONIGHT...SW wind 10 to 20 kts. A chance of light showers and thunderstorms after midnight. Waves 1 to 3 ft. .WEDNESDAY...SW wind 10 to 20 kts veering W in the afternoon. Rain showers and a chance of thunderstorms. Waves 1 to 3 ft. $$ LMZ542-543-021300- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 1249 AM CDT Tue Sep 2 2025 .OVERNIGHT...W wind 5 to 10 kts. Clear. Waves 2 ft or less. .TODAY...SW wind around 5 kts backing S in the afternoon. Mostly sunny. Waves 2 ft or less. .TONIGHT...SW wind 10 to 20 kts. Mostly clear in the evening then becoming mostly cloudy. Waves 1 to 3 ft. .WEDNESDAY...W wind 10 to 20 kts. Rain showers and a chance of thunderstorms. Waves 1 to 3 ft. $$ See Lake Michigan Open Lake Forecast for Thursday through Saturday.