Nearshore Marine Forecast
Issued by NWS Green Bay, WI
Issued by NWS Green Bay, WI
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599 FZUS53 KGRB 310843 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 343 AM CDT Sun Aug 31 2025 For waters within five nautical miles of the shore on Lake Michigan LMZ521-522-311300- 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- 343 AM CDT Sun Aug 31 2025 .EARLY IN THE MORNING...SW wind around 5 kts. Clear. Waves 2 ft or less. .TODAY...S wind 5 to 10 kts. Sunny. Waves 2 ft or less. .TONIGHT...S wind 5 to 10 kts. Clear. Waves 2 ft or less. .MONDAY...S wind 5 to 10 kts. Sunny. Waves 2 ft or less. .MONDAY NIGHT...S wind 5 to 10 kts veering SW after midnight. Clear. Waves 2 ft or less. $$ LMZ541-311300- Rock Island Passage to Sturgeon Bay WI- 343 AM CDT Sun Aug 31 2025 .EARLY IN THE MORNING...SW wind around 5 kts. Clear. Waves 2 ft or less. .TODAY...S wind 5 to 10 kts. Sunny. Waves 2 ft or less. .TONIGHT...SW wind 5 to 10 kts. Clear. Waves 2 ft or less. .MONDAY...S wind 5 to 10 kts. Sunny. Waves 2 ft or less. .MONDAY NIGHT...SW wind 5 to 10 kts. Clear. Waves 2 ft or less. $$ LMZ542-543-311300- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 343 AM CDT Sun Aug 31 2025 .EARLY IN THE MORNING...SW wind around 5 kts. Clear. Waves 2 ft or less. .TODAY...S wind 5 to 10 kts. Sunny. Waves 2 ft or less. .TONIGHT...S wind around 5 kts veering SW after midnight. Clear. Waves 2 ft or less. .MONDAY...SW wind around 5 kts backing S in the afternoon. Sunny. Waves 2 ft or less. .MONDAY NIGHT...S wind around 5 kts veering W after midnight. Clear. Waves 2 ft or less. $$ See Lake Michigan Open Lake Forecast for Tuesday through Thursday.