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 Jul 18 2026
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Early This Morning: West wind 10 to 15 knots. Partly cloudy. Patchy smoke. Waves 2 to 3 feet subsiding to 1 to 2 feet.

Today: North wind 15 to 20 knots. Partly cloudy. Patchy smoke. Waves building to 2 to 3 feet.

Tonight: North wind 5 to 15 knots through midnight becoming variable. Mostly clear. Smoke. Waves subsiding to 1 to 2 feet.

Sunday: Southwest wind less than 10 knots backing south 10 to 15 knots in the afternoon. Mostly sunny. Patchy smoke. Waves calm to 1 foot.

Sunday Night: Southwest wind 10 to 15 knots. Mostly clear. Patchy smoke in the evening. Waves building to 2 to 3 feet.







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

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