Nearshore Marine Forecast
Issued by NWS Green Bay, WI
Issued by NWS Green Bay, WI
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283 FZUS53 KGRB 190634 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 134 AM CDT Tue Aug 19 2025 For waters within five nautical miles of the shore on Lake Michigan LMZ521-522-191300- 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- 134 AM CDT Tue Aug 19 2025 .OVERNIGHT...E wind 5 to 10 kts. Patchy fog. Waves 2 ft or less. .TODAY...NE wind 5 to 10 kts. A chance of sprinkles in the afternoon. Waves 2 ft or less. .TONIGHT...NE wind 5 to 10 kts. Patchy fog after midnight. Waves 1 to 3 ft. .WEDNESDAY...NE wind 5 to 10 kts. Mostly sunny. Waves 1 to 3 ft. $$ LMZ541-191300- Rock Island Passage to Sturgeon Bay WI- 134 AM CDT Tue Aug 19 2025 .OVERNIGHT...E wind 10 to 15 kts. A slight chance of light showers. Waves 1 to 3 ft. .TODAY...NE wind 5 to 10 kts. A chance of light showers in the afternoon. Waves 1 to 3 ft. .TONIGHT...NE wind 5 to 10 kts. Patchy fog after midnight. Waves 2 ft or less. .WEDNESDAY...N wind 5 to 10 kts. Mostly sunny. Waves 2 ft or less. $$ LMZ542-543-191300- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 134 AM CDT Tue Aug 19 2025 .OVERNIGHT...NE wind 5 to 10 kts. Patchy fog. Waves 1 to 3 ft. .TODAY...N wind 10 to 15 kts. Mostly cloudy. Waves 1 to 3 ft. .TONIGHT...N wind 5 to 10 kts. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 to 3 ft. .WEDNESDAY...NE wind 10 to 20 kts. Partly cloudy. Waves 1 to 3 ft. $$ See Lake Michigan Open Lake Forecast for Thursday through Saturday.