Coastal Waters Forecast for Green Bay North of line from Cedar River MI to Rock Island Passage (LMZ221) (Text-Only)
NWS Forecast for: Green Bay North of line from Cedar River MI to Rock Island Passage (LMZ221)
Issued by: National Weather Service Marquette, MI
Last Update: 1102 AM EDT Sat May 16 2026


Rest Of Today: Southwest wind 10 to 15 knots veering west late. Sunny. Waves 1 to 2 feet.

Tonight: North wind less than 10 knots. Clear. Waves 1 to 2 feet.

Sunday: East wind 10 to 15 knots. Partly cloudy with a slight chance of rain showers in the morning, then cloudy with a chance of rain showers in the afternoon. Waves building to 1 to 2 feet.

Sunday Night: East wind 15 to 20 knots veering south after midnight. Showers likely and a chance of thunderstorms. Waves building to 3 to 5 feet occasionally to 7 feet, then subsiding to 2 to 4 feet.







Zone Forecast: Green Bay North of line from Cedar River MI to Rock Island Passage (LMZ221)

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