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Wryt-Am Edwardsville Weather Forecast
| TODAY | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT |
 |  |  | | |  | |  | | | |  |
| Sunny | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Mostly Clear | Mostly Clear | Chance of Showers | Mostly Clear | Mostly Clear | Mostly Sunny | Chance of Showers |
| Hi: 89°FHi: 32°C | Lo: 70°FLo: 21°C | Hi: 81°FHi: 27°C | Lo: 69°FLo: 21°C | Hi: 81°FHi: 27°C | Hi: 85°FHi: 29°C Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C Lo: 65°FLo: 18°C | Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C Lo: 65°FLo: 18°C | Hi: 89°FHi: 32°C Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C | Hi: 85°FHi: 29°C Lo: 65°FLo: 18°C |
| POP: 70% | POP: 70% | POP: 50% | POP: 20% | POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 523 AM CDT Tue Aug 18 2026 
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Wryt-Am Edwardsville Forecast Discussion
Issued: 548 AM CDT Tue Aug 18 2026
Key Messages
- Widespread showers and thunderstorms are forecast late tonight into Wednesday morning. Storms are likely to weaken as they head into the area late tonight, but one or two may contain gusty winds in central/southeast Missouri.
- Additional showers and thunderstorms are possible (30-50%) Wednesday afternoon and evening. There is a conditional threat for severe thunderstorms capable of producing damaging winds in southeast Missouri, but better chances are to ...