Nearshore Marine Forecast
Issued by NWS Green Bay, WI
Issued by NWS Green Bay, WI
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594 FZUS53 KGRB 060609 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 109 AM CDT Mon Oct 6 2025 For waters within five nautical miles of the shore on Lake Michigan LMZ521-522-061300- 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- 109 AM CDT Mon Oct 6 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM CDT EARLY THIS MORNING... .OVERNIGHT...SW wind 10 to 20 kts with gusts to around 25 kts. Light rain showers likely and a slight chance of thunderstorms. Waves 1 to 3 ft. .TODAY...N wind 5 to 10 kts veering NE in the afternoon. A slight chance of thunderstorms in the morning. A chance of rain showers. Waves 2 ft or less. .TONIGHT...NE wind around 5 kts backing NW after midnight. A chance of rain showers in the evening. Waves 2 ft or less. .TUESDAY...NW wind 5 to 10 kts. Sunny. Waves 2 ft or less. $$ LMZ541-061300- Rock Island Passage to Sturgeon Bay WI- 109 AM CDT Mon Oct 6 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM CDT THIS MORNING... .OVERNIGHT...SW wind 10 to 15 kts with gusts to around 30 kts. Light showers likely and a slight chance of thunderstorms. Waves 4 to 7 ft subsiding to 3 to 5 ft toward daybreak. .TODAY...N wind 5 to 10 kts. Light rain showers likely in the morning, then a chance of rain showers in the afternoon. Waves 3 to 5 ft subsiding to 1 to 3 ft in the afternoon. .TONIGHT...NE wind around 5 kts backing NW after midnight. A chance of rain showers in the evening. Waves 2 ft or less. .TUESDAY...NW wind 5 to 10 kts. Mostly sunny. Waves 2 ft or less. $$ LMZ542-543-061300- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 109 AM CDT Mon Oct 6 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM CDT THIS MORNING... .OVERNIGHT...SW wind 10 to 15 kts with gusts to around 25 kts. A chance of light showers. Waves 3 to 5 ft. .TODAY...NW wind 5 to 10 kts veering N in the afternoon. Light rain showers likely and a slight chance of thunderstorms in the morning, then a 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...N wind 5 to 10 kts backing NW after midnight. A chance of rain showers. Waves 2 ft or less. .TUESDAY...NW wind 5 to 10 kts. Mostly sunny. Waves 2 ft or less. $$ See Lake Michigan Open Lake Forecast for Wednesday through Friday.