| NWS Forecast for: Rock Island Passage to Sturgeon Bay WI (LMZ541) Issued by: National Weather Service Green Bay, WI Last Update: 428 PM CDT Fri Sep 18 2026 | |
Late This Afternoon: NE wind 5 to 10 kts. Waves 2 ft or less. A chance of showers. Tonight: E wind 10 to 15 kts veering SE after midnight. Waves 2 to 4 ft. A chance of showers. Saturday: SE wind 10 to 15 kts backing E early in the afternoon. Waves 2 to 4 ft. A chance of showers. Saturday Night: NE wind 10 to 15 kts. Waves 1 to 3 ft. A chance of showers in the evening. Sunday: NE wind 15 to 25 kts. Waves 2 to 4 ft. Partly sunny. A small craft advisory may be needed. | |
| Zone Forecast: Rock Island Passage to Sturgeon Bay WI (LMZ541) | |
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