Nearshore Marine Forecast
Issued by NWS Green Bay, WI
Issued by NWS Green Bay, WI
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563 FZUS53 KGRB 120904 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 404 AM CDT Sat Jul 12 2025 For waters within five nautical miles of the shore on Lake Michigan LMZ521-522-121300- 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- 404 AM CDT Sat Jul 12 2025 .EARLY IN THE MORNING...S wind 5 to 10 kts. Patchy fog. Showers likely and a slight chance of thunderstorms. Waves 2 ft or less. .TODAY...SW wind 5 to 10 kts. A chance of light showers and thunderstorms. Waves 2 ft or less. .TONIGHT...W wind 5 to 10 kts. Mostly clear. Waves 2 ft or less. .SUNDAY...SW wind 5 to 10 kts. Patchy smoke. Waves 2 ft or less. .SUNDAY NIGHT...SW wind 5 to 10 kts. Clear. Waves 2 ft or less. $$ LMZ541-121300- Rock Island Passage to Sturgeon Bay WI- 404 AM CDT Sat Jul 12 2025 .EARLY IN THE MORNING...S wind 5 to 10 kts. Patchy fog. Showers likely and a slight chance of thunderstorms. Waves 2 ft or less. .TODAY...S wind 5 to 10 kts veering SW 10 to 20 kts in the afternoon. A chance of light showers and thunderstorms. Waves 1 to 3 ft. .TONIGHT...W wind 5 to 10 kts. Mostly clear. Waves 1 to 3 ft. .SUNDAY...SW wind 5 to 10 kts. Patchy smoke. Waves 2 ft or less. .SUNDAY NIGHT...SW wind 10 to 20 kts. Clear. Waves 2 ft or less. $$ LMZ542-543-121300- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 404 AM CDT Sat Jul 12 2025 .EARLY IN THE MORNING...S wind 5 to 10 kts. Patchy fog. A chance of light showers and a slight chance of thunderstorms. Waves 2 ft or less. .TODAY...SW wind 10 to 15 kts. A chance of light showers and thunderstorms. Waves 2 ft or less. .TONIGHT...W wind 5 to 10 kts. Patchy smoke in the evening. Waves 2 ft or less. .SUNDAY...SW wind 5 to 10 kts. Patchy smoke in the afternoon. Waves 2 ft or less. .SUNDAY NIGHT...SW wind 10 to 15 kts. Clear. Waves 2 ft or less. $$ See Lake Michigan Open Lake Forecast for Monday through Wednesday.