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Coastal Waters Forecast for 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 (LMZ521) (Text-Only)
NWS Forecast for: 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 (LMZ521)
Issued by: National Weather Service Green Bay, WI
Last Update: 241 PM CDT Wed Jun 24 2026



This Afternoon: S wind 5 to 10 kts. Waves 2 ft or less. A chance of showers and thunderstorms.

Tonight: SE wind 5 to 10 kts backing NE after midnight. Waves 2 ft or less. Patchy fog. A slight chance of thunderstorms in the evening. A chance of showers.

Thursday: NE wind 5 to 10 kts. Waves 2 ft or less. Mostly cloudy in the morning then becoming partly cloudy.

Thursday Night: NE wind 5 to 10 kts. Waves 2 ft or less. Partly cloudy.






Zone Forecast: 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 (LMZ521)

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