FZUS53 KGRB 040625 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 125 AM CDT Sat Apr 4 2026 For waters within five nautical miles of shore on Lake Michigan LMZ522-041000- Green Bay south of line from Oconto WI to Little Sturgeon Bay WI- 125 AM CDT Sat Apr 4 2026 .REST OF THE NIGHT...E wind 10 to 20 kts. Waves 2 ft or less. Rain, freezing rain and a slight chance of thunderstorms. .SATURDAY...E wind 10 to 15 kts backing N 5 to 10 kts mid-day, then backing W 10 to 15 kts early in the afternoon. Waves 2 ft or less. Light rain in the morning. .SATURDAY NIGHT...W wind 15 to 25 kts. Waves 2 ft or less. Mostly cloudy in the evening then becoming partly cloudy. A Small Craft Advisory may be needed. .SUNDAY...W wind 10 to 20 kts. Waves 2 ft or less. Partly cloudy in the morning then clearing. $$ LMZ521-041000- Green Bay south of line from Cedar River to Rock Island Passage and north of a line from Oconto WI to Little Sturgeon Bay WI- 125 AM CDT Sat Apr 4 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON... .REST OF THE NIGHT...E wind 15 to 25 kts. Waves 3 to 5 ft. Rain, freezing rain and a slight chance of thunderstorms. .SATURDAY...E wind 10 to 20 kts veering SW 10 to 15 kts early in the afternoon. Waves 3 to 5 ft subsiding to 1 to 3 ft in the afternoon. Light rain in the morning. .SATURDAY NIGHT...W wind 15 to 25 kts. Waves 2 to 4 ft. Mostly cloudy in the evening then becoming partly cloudy. A Small Craft Advisory may be needed. .SUNDAY...NW wind 15 to 25 kts backing W 10 to 15 kts in the late morning and afternoon. Waves 2 to 4 ft. Partly cloudy. $$ LMZ541-041000- Rock Island Passage to Sturgeon Bay WI- 125 AM CDT Sat Apr 4 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY MORNING... .REST OF THE NIGHT...E wind 15 to 25 kts. Waves 4 to 7 ft. Rain, freezing rain and a slight chance of thunderstorms. .SATURDAY...E wind 15 to 25 kts decreasing to 10 to 15 kts mid-day, then veering SW early in the afternoon. Waves 4 to 7 ft. Light rain in the morning. .SATURDAY NIGHT...W wind 15 to 25 kts. Waves 2 to 4 ft. Mostly cloudy in the evening then becoming partly cloudy. .SUNDAY...NW wind 15 to 25 kts backing W 10 to 15 kts in the late morning and afternoon. Waves 2 to 4 ft. Partly cloudy. $$ LMZ542-543-041000- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 125 AM CDT Sat Apr 4 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY MORNING... .REST OF THE NIGHT...E wind 15 to 25 kts. Waves 4 to 7 ft. Rain, a chance of thunderstorms and freezing rain. .SATURDAY...E wind 10 to 15 kts veering SW mid-day, then veering W 15 to 25 kts early in the afternoon. Waves 4 to 7 ft subsiding to 3 to 5 ft in the afternoon. Light rain likely in the morning. .SATURDAY NIGHT...W wind 15 to 25 kts. Waves 2 to 4 ft. Mostly cloudy in the evening then becoming partly cloudy. .SUNDAY...NW wind 15 to 25 kts backing W 10 to 15 kts early in the afternoon. Waves 2 to 4 ft subsiding to 1 to 3 ft in the afternoon. Partly cloudy in the morning then clearing. $$ See Lake Michigan Open Lake Forecast for Monday through Wednesday. Wave height forecast is for ice free areas.