Nearshore Marine Forecast
Issued by NWS Green Bay, WI
Issued by NWS Green Bay, WI
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490 FZUS53 KGRB 222122 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 322 PM CST Sat Nov 22 2025 For waters within five nautical miles of the shore on Lake Michigan LMZ521-522-230200- 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- 322 PM CST Sat Nov 22 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .REST OF THIS AFTERNOON...SW wind 15 to 25 kts. A chance of sprinkles. Waves 3 to 5 ft. .TONIGHT...W wind 10 to 20 kts with gusts to around 30 kts. Mostly clear. Waves 2 to 4 ft subsiding to 1 to 3 ft in the late evening and overnight. .SUNDAY...W wind 10 to 20 kts with gusts to around 25 kts decreasing to 5 to 10 kts in the afternoon. Mostly sunny in the morning then becoming partly cloudy. Waves 1 to 3 ft. .SUNDAY NIGHT...SW wind 5 to 10 kts. Partly cloudy. Waves 2 ft or less. .MONDAY...S wind 10 to 20 kts. Partly cloudy in the morning then becoming mostly cloudy. Waves 2 ft or less. $$ LMZ541-230200- Rock Island Passage to Sturgeon Bay WI- 322 PM CST Sat Nov 22 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .REST OF THIS AFTERNOON...SW wind 15 to 25 kts with gusts to around 30 kts. A chance of sprinkles. Waves 4 to 7 ft. .TONIGHT...W wind 10 to 20 kts veering NW after midnight. Gusts to around 30 kts. Partly cloudy. Waves 4 to 7 ft subsiding to 2 to 4 ft. .SUNDAY...W wind 10 to 20 kts. Gusts to around 25 kts in the morning. Mostly sunny. Waves 1 to 3 ft. .SUNDAY NIGHT...SW wind 5 to 10 kts. Partly cloudy in the evening then becoming mostly cloudy. Waves 2 ft or less. .MONDAY...S wind 10 to 20 kts. Partly cloudy in the morning then becoming mostly cloudy. Waves 1 to 3 ft building to 3 to 5 ft in the late morning and afternoon. A Small Craft Advisory may be needed. $$ LMZ542-543-230200- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 322 PM CST Sat Nov 22 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .REST OF THIS AFTERNOON...SW wind 10 to 20 kts with gusts to around 25 kts. A chance of sprinkles. Waves 3 to 5 ft. .TONIGHT...W wind 10 to 20 kts veering NW after midnight. Gusts to around 25 kts. Mostly clear. Waves 3 to 5 ft subsiding to 1 to 3 ft after midnight. .SUNDAY...W wind 10 to 20 kts decreasing to 5 to 10 kts in the afternoon. Mostly sunny. Waves 2 ft or less. .SUNDAY NIGHT...SW wind 5 to 10 kts. Mostly clear. Waves 2 ft or less. .MONDAY...S wind 10 to 20 kts. Partly cloudy in the morning then becoming mostly cloudy. Waves 1 to 3 ft building to 3 to 5 ft in the afternoon. A Small Craft Advisory may be needed. $$ See Lake Michigan Open Lake Forecast for Tuesday through Thursday.