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: 1057 PM EDT Sat Sep 19 2026




Rest Of Tonight: Northeast wind 10 to 15 knots becoming 5 to 15 knots by midnight. Cloudy by late evening then becoming partly cloudy. Waves 1 to 2 feet.

Sunday: Northeast wind 10 to 20 knots. Mostly sunny. Waves building to 2 to 4 feet.

Sunday Night: Northeast wind 15 to 20 knots. Partly cloudy in the evening then becoming cloudy. Waves subsiding to 2 to 3 feet, then building to 2 to 4 feet.

Monday: Northeast wind 10 to 15 knots. Mostly cloudy. 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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