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Turtle Lake, SD 7-Day Weather Forecast
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Turtle Lake Weather Forecast
Turtle Lake, SD Weather Forecast Date: 1109 PM CDT Mon Sep 14 2026
Weather forecast for Turtle Lake, SD
Tonight Lo: 50°F Lo: 10°C |
Tonight... Partly cloudy. Patchy fog. Lows around 50. West winds around 5 mph, increasing to 10 to 15 mph with gusts up to 30 mph. |
Tue Hi: 70°FHi: 21°C Lo: 49°F Lo: 9°C |
Tuesday... Sunny. Highs around 70. Northwest winds 10 to 15 mph. Gusts up to 30 mph in the morning. |
Wed Hi: 69°FHi: 21°C Lo: 55°F Lo: 13°C |
Wednesday... Mostly sunny with a slight chance of showers in the morning, then mostly cloudy with a chance of showers in the afternoon. Highs in the upper 60s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 30%. |
| Thu Hi: 75°FHi: 24°C Lo: 59°F Lo: 15°C |
Thursday... Mostly cloudy in the morning, then mostly sunny with a chance of showers in the afternoon. Highs in the mid 70s. Chance of rain 30%. |
Fri Hi: 75°FHi: 24°C Lo: 59°F Lo: 15°C |
Friday... Becoming partly sunny in the afternoon. A chance of thunderstorms. Showers likely, mainly in the morning. Highs in the mid 70s. Chance of rain 70%. |
Sat Hi: 71°FHi: 22°C Lo: 51°F Lo: 11°C |
Saturday... Mostly cloudy in the morning, then becoming partly sunny. Highs in the lower 70s. |
| Sun Hi: 69°FHi: 21°C Lo: 50°F Lo: 10°C |
Sunday... Partly sunny. Highs in the upper 60s. |
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