Nearshore Marine Forecast
Issued by NWS Green Bay, WI
Issued by NWS Green Bay, WI
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552 FZUS53 KGRB 030922 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 422 AM CDT Wed Sep 3 2025 For waters within five nautical miles of the shore on Lake Michigan LMZ521-522-031300- 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- 422 AM CDT Wed Sep 3 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM NOON CDT TODAY THROUGH THIS EVENING... .EARLY IN THE MORNING...SW wind 10 to 20 kts. Numerous light showers and a chance of thunderstorms. Waves 2 to 4 ft. .TODAY...W wind 10 to 20 kts veering NW 15 to 25 kts in the afternoon. A chance of waterspouts in the morning. A chance of thunderstorms in the morning. A chance of rain showers. Waves 1 to 3 ft. .TONIGHT...NW wind 10 to 20 kts with gusts to around 25 kts. Mostly clear. Waves 1 to 3 ft. .THURSDAY...W wind 10 to 20 kts. Partly cloudy. Waves 1 to 3 ft. .THURSDAY NIGHT...SW wind 10 to 20 kts with gusts to around 25 kts. A chance of rain showers in the evening, then rain showers after midnight. Waves 1 to 3 ft building to 2 to 4 ft early in the morning. A Small Craft Advisory may be needed. $$ LMZ541-031300- Rock Island Passage to Sturgeon Bay WI- 422 AM CDT Wed Sep 3 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM NOON CDT TODAY THROUGH THIS EVENING... .EARLY IN THE MORNING...SW wind 10 to 20 kts with a few gusts to around 25 kts. Scattered light showers and a chance of thunderstorms. Waves 2 to 4 ft. .TODAY...W wind 10 to 20 kts veering NW 15 to 25 kts in the afternoon. A chance of waterspouts in the morning. Numerous rain showers and a chance of thunderstorms in the morning, then a slight chance of rain showers in the afternoon. Waves 2 to 4 ft subsiding to 1 to 3 ft in the late morning and afternoon. .TONIGHT...NW wind 10 to 20 kts with gusts to around 25 kts. Partly cloudy. Waves 1 to 3 ft. .THURSDAY...W wind 10 to 20 kts. Partly cloudy. Waves 2 ft or less. .THURSDAY NIGHT...SW wind 10 to 20 kts with gusts to around 25 kts. A chance of rain showers in the evening, then rain showers after midnight. Waves 1 to 3 ft building to 3 to 5 ft. A Small Craft Advisory may be needed. $$ LMZ542-543-031300- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 422 AM CDT Wed Sep 3 2025 .EARLY IN THE MORNING...SW wind 10 to 20 kts. Scattered light showers and a chance of thunderstorms. Waves 1 to 3 ft. .TODAY...W wind 10 to 20 kts veering NW 15 to 25 kts in the afternoon. A chance of waterspouts in the morning. Numerous rain showers in the morning. A chance of thunderstorms. A chance of rain showers in the afternoon. Waves 1 to 3 ft. .TONIGHT...NW wind 10 to 20 kts with gusts to around 25 kts. Mostly clear. Waves 2 ft or less. .THURSDAY...W wind 10 to 20 kts. Partly cloudy. Waves 2 ft or less. .THURSDAY NIGHT...SW wind 15 to 25 kts with gusts to around 30 kts. Rain showers. Waves 2 ft or less building to 4 to 7 ft. A Small Craft Advisory may be needed. $$ See Lake Michigan Open Lake Forecast for Friday through Sunday.