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: 500 AM EDT Sat Jun 13 2026
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Early This Morning: Southwest wind 15 to 20 knots. Mostly cloudy with a chance of showers and a slight chance of thunderstorms. Waves 2 to 3 feet.

Today: Southwest wind 10 to 20 knots veering west 10 to 15 knots late. Partly cloudy. A slight chance of showers through early afternoon. Waves subsiding to 1 to 2 feet.

Tonight: North wind less than 10 knots backing northwest by midnight. Partly cloudy. Waves 1 to 2 feet.

Sunday: Northwest wind 10 to 15 knots. Mostly cloudy in the morning then becoming mostly sunny. Waves building to 1 to 2 feet.

Sunday Night: West wind less than 10 knots. Mostly 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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