| NWS Forecast for: Rock Island Passage to Sturgeon Bay WI (LMZ541) Issued by: National Weather Service Green Bay, WI Last Update: 1028 AM CST Thu Nov 27 2025 |  |
This Afternoon: NW wind to around 30 kts. A chance of snow showers. Waves 3 to 5 ft. Tonight: NW wind to around 30 kts. A chance of snow showers. Waves 3 to 5 ft. Friday: NW wind 15 to 25 kts. Partly sunny. Waves 2 to 4 ft subsiding to 1 to 3 ft in the late morning and afternoon. Friday Night: NW wind 5 to 10 kts. Mostly cloudy. Waves 2 ft or less. | |
| Zone Forecast: Rock Island Passage to Sturgeon Bay WI (LMZ541) | |
Visit your local NWS office at: https://www.weather.gov/grb |