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: 1100 PM EDT Fri Jul 3 2026
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Rest Of Tonight: Northeast wind less than 10 knots. Mostly cloudy with a slight chance of showers. Waves calm to 1 foot.

Saturday: Northeast wind less than 10 knots veering east by late morning. Partly cloudy. A slight chance of showers through mid morning. A slight chance of showers and thunderstorms late. Waves calm to 1 foot.

Saturday Night: Northeast wind 10 to 20 knots. Mostly cloudy. A slight chance of showers and thunderstorms in the evening, then a chance of showers and a slight chance of thunderstorms after midnight. Waves building to 2 to 3 feet.

Sunday: East wind 10 to 20 knots. Partly cloudy with a chance of showers. Waves subsiding to 1 to 2 feet.







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

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