Weather WorldOglala Lake, SD 7-Day Weather Forecast
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Oglala Lake Weather Forecast
Oglala Lake, SD Weather Forecast Date: 422 AM MDT Fri Aug 14 2026
Weather forecast for Oglala Lake, SD
Today Hi: 85°FHi: 29°C Lo: 61°F Lo: 16°C |
Today... Becoming partly cloudy. Patchy fog this morning. Not as cool with highs in the mid 80s. South winds 5 to 10 mph with gusts up to 20 mph. |
Sat Hi: 79°FHi: 26°C Lo: 55°F Lo: 13°C |
Saturday... Partly cloudy. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. North winds 10 to 15 mph. Chance of rain 40%. |
| Sun Hi: 81°FHi: 27°C Lo: 59°F Lo: 15°C |
Sunday... Partly cloudy with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the lower 80s. Southeast winds 5 to 10 mph. Gusts up to 20 mph in the afternoon. Chance of rain 30%. |
Mon Hi: 89°FHi: 32°C Lo: 61°F Lo: 16°C |
Monday... Mostly sunny. Highs in the upper 80s. |
Tue Hi: 89°FHi: 32°C Lo: 59°F Lo: 15°C |
Tuesday... Partly cloudy. Highs in the upper 80s. |
| Wed Hi: 81°FHi: 27°C Lo: 55°F Lo: 13°C |
Wednesday... Partly cloudy. A slight chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 30%. |
| Thu Hi: 85°FHi: 29°C |
Thursday... Partly cloudy in the morning, then clearing. A slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 20%. |
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