Nearshore Marine Forecast
Issued by NWS Green Bay, WI
Issued by NWS Green Bay, WI
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076 FZUS53 KGRB 121824 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 124 PM CDT Fri Jun 12 2026 For waters within five nautical miles of shore on Lake Michigan LMZ521-522-122200- 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- 124 PM CDT Fri Jun 12 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .THIS AFTERNOON...SW wind 15 to 25 kts. Waves 2 ft or less. Mostly sunny. .TONIGHT...SW wind 10 to 15 kts. Waves 2 ft or less. A chance of showers and a slight chance of thunderstorms after midnight. .SATURDAY...SW wind 10 to 20 kts. Waves 2 ft or less. A chance of showers. .SATURDAY NIGHT...NW wind 10 to 15 kts. Waves 2 ft or less. Partly cloudy. $$ LMZ541-122200- Rock Island Passage to Sturgeon Bay WI- 124 PM CDT Fri Jun 12 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .THIS AFTERNOON...SW wind 10 to 20 kts. Waves 1 to 3 ft. Mostly sunny. .TONIGHT...SW wind 10 to 15 kts. Waves 1 to 3 ft. A chance of showers and a slight chance of thunderstorms after midnight. .SATURDAY...SW wind 10 to 20 kts. Waves 2 to 4 ft. A chance of showers. .SATURDAY NIGHT...NE wind 10 to 15 kts backing NW 5 to 10 kts after midnight. Waves 2 to 4 ft. Partly cloudy. $$ LMZ542-543-122200- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 124 PM CDT Fri Jun 12 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .THIS AFTERNOON...W wind 10 to 20 kts. Waves 1 to 3 ft. Mostly sunny. .TONIGHT...SW wind 10 to 15 kts. Waves 2 ft or less. A chance of showers and a slight chance of thunderstorms after midnight. .SATURDAY...SW wind 10 to 20 kts. Waves 2 to 4 ft. A chance of showers and thunderstorms. .SATURDAY NIGHT...W wind 10 to 15 kts veering NW 5 to 10 kts in the late evening and overnight. Waves 1 to 3 ft. A chance of showers in the evening. $$ See Lake Michigan Open Lake Forecast for Sunday through Tuesday.