Weather WorldJefferson Memorial, MO Weather Forecast
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Jefferson Memorial Weather Forecast
| REST OF TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT |
 |  | |  |  |  |  |  |  |  | | |
| Mostly Cloudy | Mostly Cloudy | Mostly Cloudy | Chance of T-Storm | Chance of T-Storm | Chance of Showers | Partly Cloudy | Partly Cloudy | Mostly Clear | Mostly Clear | Sunny | Mostly Clear |
| Lo: 69°FLo: 21°C | Hi: 91°FHi: 33°C | Lo: 71°FLo: 22°C | Hi: 89°FHi: 32°C | Lo: 65°FLo: 18°C | Hi: 71°FHi: 22°C | Hi: 71°FHi: 22°C Lo: 55°FLo: 13°C | Hi: 71°FHi: 22°C Lo: 55°FLo: 13°C | Hi: 71°FHi: 22°C Lo: 49°FLo: 9°C | Hi: 71°FHi: 22°C Lo: 49°FLo: 9°C | Hi: 69°FHi: 21°C | Hi: 69°FHi: 21°C Lo: 45°FLo: 7°C |
| POP: 50% | POP: 90% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 127 AM CDT Wed Sep 30 2026 
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Issued: 330 AM CDT Wed Sep 30 2026
Key Messages
- Widespread rain will overspread the area from late tonight through Thursday, and continue Thursday night. Rain is expected to end from north to south from early Friday morning through the afternoon. One to two inches of rain is expected, primarily across central and northeast Missouri and west central Illinois. Locally higher amounts are possible.
- Above normal temperatures will continue today and Thursday for most of the area. A cold front will move through the area by Friday morning...