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Sumner High School Weather Forecast
| TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY |
 |  |  |  |  | |  |  | | | | |
| Chance of Showers | Patchy Fog | Partly Cloudy | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Mostly Clear | Mostly Clear | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm |
| Lo: 69°FLo: 21°C | Hi: 90°FHi: 32°C | Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 65°FLo: 18°C | Hi: 89°FHi: 32°C | Hi: 95°FHi: 35°C Lo: 70°FLo: 21°C | Hi: 95°FHi: 35°C Lo: 70°FLo: 21°C | Hi: 91°FHi: 33°C Lo: 71°FLo: 22°C | Hi: 91°FHi: 33°C Lo: 71°FLo: 22°C | Lo: 71°FLo: 22°C | Hi: 89°FHi: 32°C |
| POP: 20% | POP: 20% | POP: 20% | POP: 20% | POP: 20% | POP: 20% | POP: 40% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 318 PM CDT Fri Sep 11 2026 
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Issued: 254 PM CDT Fri Sep 11 2026
Key Messages
- There is a chance for showers and thunderstorms across parts of central and northeast Missouri into west central Illinois tonight into Saturday. The chance for rain spreads southeast to most areas along and north of I-44/I-70 on Sunday.
- Temperatures will remain above normal for most of the area into next week with a chance for rain continuing, mainly across northern Missouri into central Illinois.
Aviation
/18Z TAFS THROUGH 00Z SUNDAY/... Issued at 1241 PM CDT Fri Sep 11 2026
MVFR ceili...