Nearshore Marine Forecast
Issued by NWS Green Bay, WI
Issued by NWS Green Bay, WI
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613 FZUS53 KGRB 121828 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 128 PM CDT Sat Jul 12 2025 For waters within five nautical miles of the shore on Lake Michigan LMZ521-522-130200- 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- 128 PM CDT Sat Jul 12 2025 .THIS AFTERNOON...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. Areas of smoke. Waves 2 ft or less. .SUNDAY...SW wind 10 to 15 kts. Patchy smoke. Waves 2 ft or less. .SUNDAY NIGHT...SW wind 5 to 10 kts. Clear. Waves 2 ft or less. $$ LMZ541-130200- Rock Island Passage to Sturgeon Bay WI- 128 PM CDT Sat Jul 12 2025 .THIS AFTERNOON...SW wind 5 to 10 kts. A chance of light showers and thunderstorms. Waves 1 to 3 ft. .TONIGHT...W wind 5 to 10 kts. A slight chance of light showers in the evening. Areas of smoke. Waves 1 to 3 ft. .SUNDAY...SW wind 5 to 10 kts increasing to 10 to 20 kts in the afternoon. Patchy smoke. Waves 2 ft or less. .SUNDAY NIGHT...SW wind 10 to 15 kts. Clear. Waves 2 ft or less. $$ LMZ542-543-130200- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 128 PM CDT Sat Jul 12 2025 .THIS AFTERNOON...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. Areas of smoke. 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 5 to 10 kts. Clear. Waves 2 ft or less. $$ See Lake Michigan Open Lake Forecast for Monday through Wednesday.