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Wilmarth Lake, SD 7-Day Weather Forecast
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Wilmarth Lake Weather Forecast
Wilmarth Lake, SD Weather Forecast Date: 134 PM CDT Sat Aug 29 2026
Weather forecast for Wilmarth Lake, SD
Today Hi: 90°FHi: 32°C Lo: 69°F Lo: 21°C |
This Afternoon... Sunny. Near steady temperature around 90. North winds around 5 mph. |
| Sun Hi: 91°FHi: 33°C Lo: 69°F Lo: 21°C |
Sunday... Mostly sunny. Humid with highs in the lower 90s. South winds 5 to 10 mph, becoming southwest in the afternoon. |
| Mon Hi: 89°FHi: 32°C Lo: 65°F Lo: 18°C |
Monday... Mostly sunny. Highs in the upper 80s. North winds around 10 mph with gusts up to 20 mph, becoming northeast in the afternoon. |
Tue Hi: 85°FHi: 29°C Lo: 61°F Lo: 16°C |
Tuesday... Mostly cloudy with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 50%. |
| Wed Hi: 89°FHi: 32°C Lo: 65°F Lo: 18°C |
Wednesday... Mostly sunny. Highs in the upper 80s. |
| Thu Hi: 89°FHi: 32°C Lo: 65°F Lo: 18°C |
Thursday... Mostly sunny. Highs in the upper 80s. |
| Fri Hi: 89°FHi: 32°C |
Friday... Mostly sunny. Highs in the upper 80s. |
Wilmarth Lake Radar Loop
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