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: 836 PM CDT Tue Apr 28 2026


Tonight: N wind 5 to 10 kts. Waves 2 ft or less. Mostly cloudy.

Wednesday: NE wind 5 to 10 kts. Waves 2 ft or less. A chance of showers in the afternoon.

Wednesday Night: NE wind 5 to 10 kts backing NW after midnight. Waves 2 ft or less. A chance of showers in the evening.

Thursday: N wind 5 to 10 kts. Waves 2 ft or less. A chance of showers.







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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