FZUS53 KGRB 012255 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 455 PM CST Sun Nov 1 2026 For waters within five nautical miles of shore on Lake Michigan LMZ521-522-020500- 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- 455 PM CST Sun Nov 1 2026 .LATE THIS AFTERNOON...S wind 5 to 10 kts. Waves 2 ft or less. Mostly cloudy. .TONIGHT...S wind 5 to 10 kts. Waves 2 ft or less. Partly cloudy in the evening then becoming mostly cloudy. .MONDAY...S wind 10 to 15 kts. Waves 1 to 3 ft. A chance of light rain in the afternoon. .MONDAY NIGHT...S wind 15 to 25 kts. Waves 3 to 5 ft. Light rain in the evening, then showers likely after midnight. A Small Craft Advisory may be needed. .TUESDAY...S wind 15 to 25 kts. Waves 2 to 4 ft. Rain showers. $$ LMZ542-543-020500- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 455 PM CST Sun Nov 1 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY AFTERNOON THROUGH WEDNESDAY EVENING... .LATE THIS AFTERNOON...S wind 5 to 10 kts. Waves 2 ft or less. Mostly cloudy. .TONIGHT...S wind 5 to 10 kts. Waves 2 ft or less. Mostly cloudy. .MONDAY...S wind 15 to 25 kts. Waves 2 to 4 ft building to 4 to 7 ft in the afternoon. Cloudy. .MONDAY NIGHT...S wind to 30 kts. Waves 6 to 10 ft. Light rain likely in the evening, then showers likely after midnight. .TUESDAY...S wind to 30 kts with gale force gusts to around 35 kts. Waves 8 to 12 ft. Rain showers. $$ LMZ541-020500- Rock Island Passage to Sturgeon Bay WI- 455 PM CST Sun Nov 1 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY AFTERNOON THROUGH LATE WEDNESDAY NIGHT... .LATE THIS AFTERNOON...S wind 10 to 15 kts. Waves 2 ft or less. Mostly cloudy. .TONIGHT...S wind 5 to 10 kts. Waves 2 ft or less. Partly cloudy in the evening then becoming mostly cloudy. .MONDAY...S wind 10 to 15 kts. Waves 1 to 3 ft building to 3 to 5 ft in the afternoon. A chance of light rain in the afternoon. .MONDAY NIGHT...S wind to 30 kts. Waves 5 to 8 ft building to 6 to 10 ft after midnight. Light rain in the evening, then showers likely after midnight. .TUESDAY...S wind to 30 kts. Waves 6 to 10 ft. Rain showers. $$ See Lake Michigan Open Lake Forecast for Wednesday through Friday.