Nearshore Marine Forecast
Issued by NWS Green Bay, WI
Issued by NWS Green Bay, WI
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002 FZUS53 KGRB 200352 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 1052 PM CDT Sat Apr 19 2025 For waters within five nautical miles of the shore on Lake Michigan LMZ521-522-201000- 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- 1052 PM CDT Sat Apr 19 2025 .REST OF THE NIGHT...E wind 10 to 15 kts. Mostly clear. Waves 2 ft or less. .SUNDAY...E wind 5 to 10 kts. A slight chance of light rain in the afternoon. Waves 2 ft or less. .SUNDAY NIGHT...E wind 10 to 20 kts with gusts to around 25 kts. A chance of light rain in the evening, then rain after midnight. Waves 2 ft or less building to 3 to 5 ft after midnight. A Small Craft Advisory may be needed. .MONDAY...E wind 10 to 20 kts backing NW 10 to 15 kts in the afternoon. Gusts to around 25 kts. Rain in the morning, then a chance of light rain in the afternoon. Waves 2 to 4 ft subsiding to 1 to 3 ft in the late morning and afternoon. $$ LMZ541-201000- Rock Island Passage to Sturgeon Bay WI- 1052 PM CDT Sat Apr 19 2025 .REST OF THE NIGHT...NE wind 5 to 10 kts veering E after midnight. Mostly clear. Waves 2 ft or less. .SUNDAY...E wind 5 to 10 kts backing NE in the afternoon. Partly sunny. Waves 2 ft or less. .SUNDAY NIGHT...E wind 10 to 20 kts with gusts to around 25 kts. Rain. Waves 1 to 3 ft building to 3 to 5 ft after midnight. A Small Craft Advisory may be needed. .MONDAY...SE wind 10 to 20 kts veering W 10 to 15 kts in the afternoon. Rain in the morning, then a chance of light rain in the afternoon. Waves 4 to 7 ft. A Small Craft Advisory may be needed. $$ LMZ542-543-201000- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 1052 PM CDT Sat Apr 19 2025 .REST OF THE NIGHT...E wind 10 to 15 kts. Mostly clear. Waves 2 ft or less. .SUNDAY...E wind 10 to 15 kts backing NE 10 to 20 kts in the afternoon. A chance of light rain in the afternoon. Waves 2 ft or less. .SUNDAY NIGHT...E wind 15 to 25 kts. Rain. Waves 1 to 3 ft building to 4 to 7 ft. A Small Craft Advisory may be needed. .MONDAY...S wind 10 to 20 kts veering W in the afternoon. Gusts to around 30 kts. Light rain in the morning, then a chance of light rain in the afternoon. Waves 4 to 7 ft subsiding to 3 to 5 ft. $$ See Lake Michigan Open Lake Forecast for Tuesday through Thursday.