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Prairie Grove School, SD Weather Forecast
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Prairie Grove School Weather Forecast
| THIS AFTERNOON | TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT |
 |  |  |  | | |  | | | | | |
| Mostly Sunny | Chance of T-Storm | Chance of T-Storm | Partly Cloudy | Mostly Sunny | Partly Cloudy | Mostly Cloudy | Chance of T-Storm | Mostly Cloudy | Chance of T-Storm | Mostly Sunny | Partly Cloudy |
| Hi: 85°FHi: 29°C | Lo: 69°FLo: 21°C | Hi: 91°FHi: 33°C | Lo: 71°FLo: 22°C | Hi: 91°FHi: 33°C | Lo: 71°FLo: 22°C | Hi: 89°FHi: 32°C | Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 65°FLo: 18°C | Hi: 89°FHi: 32°C | Lo: 69°FLo: 21°C |
| POP: 50% | POP: 20% | POP: 30% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 119 PM CDT Fri Aug 28 2026 
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Issued: 1255 PM CDT Fri Aug 28 2026
Key Messages
- Warm and humid conditions return today and increase further through the weekend. Afternoon heat indices may approach 100F in portions of the Missouri River Valley Saturday/Sunday as temperatures climb into the 90s.
- A Marginal Risk (level 1 of 5) for severe thunderstorms remains in place for this afternoon and overnight. Overall confidence in afternoon storm development is low, with better chances tonight. Stronger storms may produce up to two inch hail and 60 mph wind gusts.
- Periodic...