FZUS53 KGRB 191129 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 629 AM CDT Thu Mar 19 2026 For waters within five nautical miles of shore on Lake Michigan LMZ521-522-191600- 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- 629 AM CDT Thu Mar 19 2026 .TODAY...NW wind 5 to 10 kts veering E mid-day, then veering SE early in the afternoon. Waves 2 ft or less. Partly sunny. .TONIGHT...S wind 5 to 10 kts veering SW 10 to 15 kts after midnight. Waves 2 ft or less. A slight chance of light freezing rain in the evening. A slight chance of light rain. .FRIDAY...W wind 5 to 10 kts. Waves 2 ft or less. Partly sunny. .FRIDAY NIGHT...SW wind 5 to 10 kts. Waves 2 ft or less. Mostly cloudy. $$ LMZ541-191600- Rock Island Passage to Sturgeon Bay WI- 629 AM CDT Thu Mar 19 2026 .TODAY...N wind 5 to 10 kts veering NE mid-day, then veering SE early in the afternoon. Waves 2 ft or less. Partly sunny. .TONIGHT...S wind 10 to 15 kts veering SW after midnight. Waves 1 to 3 ft. A slight chance of light freezing rain in the evening. A chance of light rain. .FRIDAY...W wind 5 to 10 kts veering NW in the late morning and afternoon. Waves 1 to 3 ft. Partly sunny. .FRIDAY NIGHT...SW wind 5 to 10 kts. Waves 2 ft or less. Mostly cloudy. $$ LMZ542-543-191600- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 629 AM CDT Thu Mar 19 2026 .TODAY...NW wind 5 to 10 kts veering E mid-day, then veering SE early in the afternoon. Waves 2 ft or less. Partly sunny. .TONIGHT...S wind 10 to 15 kts veering SW after midnight. Waves 1 to 3 ft. A slight chance of light rain after midnight. .FRIDAY...W wind 10 to 15 kts veering NW 5 to 10 kts early in the afternoon. Waves 2 ft or less. Partly sunny. .FRIDAY NIGHT...W wind 5 to 10 kts. Waves 2 ft or less. Mostly cloudy. $$ See Lake Michigan Open Lake Forecast for Saturday through Monday. Wave height forecast is for ice free areas.