Sister Bay, WI 7-Day Weather Forecast
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Sister Bay Weather Forecast


Sister Bay, WI Weather Forecast Date: 1032 PM CST Tue Mar 03 2026
Weather forecast for Sister Bay, WI
| Tonight Lo: 30°F Lo: -1°C |
Tonight... Clear. Nearly steady temperature in the lower 30s. Southwest wind 5 to 10 mph in the evening becoming light and variable. |
| Wed Hi: 45°FHi: 7°C Lo: 29°F Lo: -2°C |
Wednesday... Sunny. Highs in the middle 40s. Light and variable wind becoming south 5 to 10 mph in the afternoon. |
| Thu Hi: 39°FHi: 4°C Lo: 30°F Lo: -1°C |
Thursday... Mostly cloudy. A slight chance of light freezing rain in the morning, then a chance of light rain in the afternoon. Highs in the upper 30s. Northeast wind 5 to 10 mph. Chance of precipitation 40%. |
| Fri Hi: 45°FHi: 7°C Lo: 35°F Lo: 2°C |
Friday... Rain. Highs in the middle 40s. Chance of rain 90%. |
| Sat Hi: 49°FHi: 9°C Lo: 31°F Lo: -1°C |
Saturday... Partly sunny with a 30% chance of light rain. Highs in the upper 40s. |
| Sun Hi: 50°FHi: 10°C Lo: 31°F Lo: -1°C |
Sunday... Partly sunny. Highs around 50. |
| Mon Hi: 50°FHi: 10°C Lo: 35°F Lo: 2°C |
Monday... Partly sunny. Highs around 50. |
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