FZUS53 KGRB 281444 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 944 AM CDT Tue Apr 28 2026 For waters within five nautical miles of shore on Lake Michigan LMZ521-522-282200- 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- 944 AM CDT Tue Apr 28 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON... .THIS AFTERNOON...W wind 15 to 25 kts decreasing to 10 to 15 kts in the late morning and afternoon. Waves 2 to 4 ft subsiding to 1 to 3 ft in the afternoon. Mostly cloudy. .TONIGHT...N wind 5 to 10 kts. Waves 2 ft or less. Mostly cloudy. .WEDNESDAY...NE wind 5 to 10 kts. Waves 2 ft or less. A chance of showers in the afternoon. .WEDNESDAY NIGHT...NE wind 5 to 10 kts backing NW after midnight. Waves 2 ft or less. Mostly cloudy. $$ LMZ541-282200- Rock Island Passage to Sturgeon Bay WI- 944 AM CDT Tue Apr 28 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON... .THIS AFTERNOON...W wind 15 to 25 kts decreasing to 10 to 15 kts in the late morning and afternoon. Waves 3 to 5 ft subsiding to 2 to 4 ft in the afternoon. Mostly cloudy. .TONIGHT...N wind 5 to 10 kts. Waves 2 ft or less. Mostly cloudy. .WEDNESDAY...N wind 5 to 10 kts veering SE early in the afternoon. Waves 2 ft or less. A chance of showers in the afternoon. .WEDNESDAY NIGHT...N wind 5 to 10 kts. Waves 2 ft or less. Mostly cloudy. $$ LMZ542-543-282200- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 944 AM CDT Tue Apr 28 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON... .THIS AFTERNOON...W wind 15 to 25 kts decreasing to 10 to 15 kts early in the afternoon. Waves 3 to 5 ft subsiding to 1 to 3 ft in the afternoon. Mostly cloudy. .TONIGHT...NW wind 5 to 10 kts veering N in the late evening and overnight. Waves 2 ft or less. Mostly cloudy. .WEDNESDAY...N wind 5 to 10 kts veering SE early in the afternoon. Waves 2 ft or less. A chance of showers. .WEDNESDAY NIGHT...E wind 5 to 10 kts backing N in the late evening and overnight. Waves 2 ft or less. Mostly cloudy. $$ See Lake Michigan Open Lake Forecast for Thursday through Saturday. Wave height forecast is for ice free areas.