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Green Bay North of line from Cedar River MI to Rock Island Passage Marine Forecast

Updated 11:00pm EDT Aug 26, 2026
Zone Map
Rest Of Tonight
Northwest wind 5 to 15 knots. Partly cloudy.
Thursday
Northwest wind 10 to 15 knots veering north late.
Thursday Night
North wind less than 10 knots. Mostly clear.
Friday
Variable wind less than 10 knots becoming south less than 10 knots in the afternoon. Sunny. Waves calm to 1 foot.