FZUS53 KGRB 151856 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 156 PM CDT Mon Jun 15 2026 For waters within five nautical miles of shore on Lake Michigan LMZ521-522-152200- 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- 156 PM CDT Mon Jun 15 2026 .THIS AFTERNOON...SW wind 10 to 15 kts. Waves 2 ft or less. Mostly sunny. .TONIGHT...SW wind 10 to 15 kts. Waves 2 ft or less. A slight chance of showers and thunderstorms in the evening. .TUESDAY...SW wind 10 to 15 kts. Waves 2 ft or less. A chance of showers and thunderstorms. .TUESDAY NIGHT...NW wind 5 to 10 kts backing W after midnight. Waves 2 ft or less. Partly cloudy. $$ LMZ541-152200- Rock Island Passage to Sturgeon Bay WI- 156 PM CDT Mon Jun 15 2026 .THIS AFTERNOON...SW wind 10 to 15 kts. Waves 1 to 3 ft. Mostly sunny. .TONIGHT...SW wind 10 to 15 kts. Waves 1 to 3 ft. A slight chance of showers and thunderstorms in the evening. .TUESDAY...S wind 10 to 15 kts. Waves 1 to 3 ft building to 2 to 4 ft in the afternoon. A chance of showers. .TUESDAY NIGHT...NW wind 5 to 10 kts backing W after midnight. Waves 2 to 4 ft. Mostly cloudy in the evening then becoming partly cloudy. $$ LMZ542-543-152200- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 156 PM CDT Mon Jun 15 2026 .THIS AFTERNOON...SW wind 10 to 15 kts. Waves 2 ft or less. Mostly sunny. .TONIGHT...SW wind 10 to 15 kts. Waves 2 ft or less. Mostly clear. .TUESDAY...SW wind 10 to 15 kts. Waves 1 to 3 ft building to 2 to 4 ft in the afternoon. A chance of showers. A chance of thunderstorms in the afternoon. .TUESDAY NIGHT...W wind 5 to 10 kts. Waves 2 to 4 ft subsiding to 1 to 3 ft after midnight. Partly cloudy. $$ See Lake Michigan Open Lake Forecast for Wednesday through Friday.