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Ste. Genevieve Weather Forecast
| TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY |
 |  |  | |  |  |  | | |  |  | |
| Clear | Sunny | Partly Cloudy | Mostly Sunny | Mostly Cloudy | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of Showers | Chance of Showers | Chance of T-Storm |
| Lo: 51°FLo: 11°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 89°FHi: 32°C | Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 65°FLo: 18°C | Hi: 71°FHi: 22°C | Lo: 59°FLo: 15°C | Hi: 71°FHi: 22°C Lo: 59°FLo: 15°C | Hi: 71°FHi: 22°C Lo: 59°FLo: 15°C | Hi: 70°FHi: 21°C |
| POP: 50% | POP: 60% | POP: 70% | POP: 50% | POP: 50% | POP: 50% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 958 PM CDT Mon Sep 28 2026 
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Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 1102 PM CDT Mon Sep 28 2026
Key Messages
- Above normal temperatures are forecast through Thursday ahead of a slow-moving cold front.
- Widespread rain with a few embedded thunderstorms is forecast late Wednesday night through Friday, with the heaviest amounts (2+") expected in northeast Missouri and west-central Illinois.
Aviation
/06Z TAFS THROUGH 12Z WEDNESDAY/... Issued at 1100 PM CDT Mon Sep 28 2026
Predominantly dry and VFR flight conditions are expected through the TAF period, except for the potential for patchy river valle...