NWS Marine Forecast


   LMZ541-042300-  Rock Island Passage to Sturgeon Bay WI-  131 PM CST Wed Mar 4 2026    THIS AFTERNOON  S wind 5 to 10 kts. Waves 2 ft or less. Mostly  sunny.  TONIGHT  S wind 5 to 10 kts backing NE after midnight. Waves  2 ft or less. Patchy fog.  THURSDAY  NE wind 10 to 20 kts. Waves 2 to 4 ft building to  3 to 5 ft in the afternoon. Patchy fog in the morning.  THURSDAY NIGHT  E wind 10 to 15 kts. Waves 2 to 4 ft subsiding  to 1 to 3 ft after midnight. Cloudy.    $$