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City of Edwardsville, ILEdwardsville, IL Weather Forecast
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Edwardsville Weather Forecast
| THIS AFTERNOON | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | TUESDAY | TUESDAY NIGHT | WEDNESDAY |
 |  | | | |  |  | | |  | | |
| Sunny | Clear | Sunny | Clear | Mostly Sunny | Chance of T-Storm | Chance of Showers | Mostly Clear | Mostly Clear | Chance of Showers | Chance of Showers | Sunny |
| Hi: 85°FHi: 29°C | Lo: 51°FLo: 11°C | Hi: 89°FHi: 32°C | Lo: 60°FLo: 16°C | Hi: 85°FHi: 29°C | Lo: 60°FLo: 16°C | Hi: 79°FHi: 26°C | Hi: 90°FHi: 32°C Lo: 61°FLo: 16°C | Hi: 90°FHi: 32°C Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C Lo: 51°FLo: 11°C | Hi: 79°FHi: 26°C Lo: 51°FLo: 11°C | Hi: 75°FHi: 24°C |
| POP: 70% | POP: 20% | POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1037 AM CDT Thu Oct 08 2026 
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Issued: 1217 PM CDT Thu Oct 8 2026
Key Messages
- Warm and dry conditions are expected through Saturday, with temperatures approaching 90 degrees and near daily records tomorrow (Friday).
- Confidence is growing that parts of southeast Missouri and southwest Illinois will see some rain late Saturday through Sunday due to remnants of Hurricane Isaias, but there remains some uncertainty in the track that will impact where this rain falls and amounts.
Aviation
/18Z TAFS THROUGH 00Z SATURDAY/... Issued at 1212 PM CDT Thu Oct 8 2026
Dry and V...