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: 1101 AM EDT Sat Aug 15 2026
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Rest Of Today: Southeast wind less than 10 knots. Partly cloudy. Waves calm to 1 foot.

Tonight: Southeast wind less than 10 knots veering southwest late. Cloudy. A slight chance of showers and thunderstorms by midnight. A chance of showers and thunderstorms late. Waves calm to 1 foot.

Sunday: Northwest wind less than 10 knots veering north 10 to 15 knots in the afternoon. Gusts up to 23 knots. Partly cloudy. A slight chance of showers and thunderstorms in the morning. Waves building to 1 to 2 feet.

Sunday Night: North wind 5 to 15 knots with gusts up to 22 knots backing northwest less than 10 knots after midnight. Clear. Waves 1 to 2 feet.







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

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