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Simpson School Weather Forecast
| THIS AFTERNOON | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT |
 |  |  | | | | |  |  |  | |  |
| Partly Sunny | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Mostly Cloudy | Mostly Sunny | Partly Cloudy | Sunny | Clear |
| Hi: 91°FHi: 33°C | Lo: 71°FLo: 22°C | Hi: 81°FHi: 27°C | Lo: 69°FLo: 21°C | Hi: 79°FHi: 26°C | Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C | Lo: 60°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 59°FLo: 15°C | Hi: 81°FHi: 27°C | Lo: 51°FLo: 11°C |
| POP: 20% | POP: 70% | POP: 80% | POP: 90% | POP: 60% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 133 PM CDT Wed Sep 30 2026 
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Issued: 1242 PM CDT Wed Sep 30 2026
Key Messages
Updated at 1230 PM CDT Wed Sep 30 2026- Shower and storms chances drastically increase west to east this afternoon/evening for eastern Oklahoma and late tonight into Thursday morning for northwest Arkansas.
- Several periods of a heavy rain as well as limited severe weather potential exists this evening/tonight and Thursday. Heavy rain potential tapers off during the day Friday.
- A cold frontal passage overnight Thursday night will cause temperatures to become more fall-like starting Fri...