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: 503 PM EDT Sat Aug 8 2026


Late This Afternoon: Southwest wind less than 10 knots. Sunny. Waves calm to 1 foot.

Tonight: South wind less than 10 knots veering southwest late. Clear. Waves calm to 1 foot.

Sunday: Southwest wind less than 10 knots backing south 10 to 15 knots by late morning. Mostly cloudy. A slight chance of showers through mid morning, then a slight chance of showers and thunderstorms by late morning. Waves building to 1 to 2 feet.

Sunday Night: West wind 5 to 15 knots veering north less than 10 knots after midnight. Partly cloudy. A slight chance of showers and thunderstorms in the evening. Waves 1 to 2 feet.

Monday: North wind less than 10 knots veering south in the afternoon. Mostly sunny. Waves calm to 1 foot.







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

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