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Wallace Park Canton, IL Weather Forecast
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Wallace Park Canton Weather Forecast
| TODAY | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | MONDAY | TUESDAY | WEDNESDAY |
 |  |  |  |  | |  | | | |
| Patchy Fog | Mostly Clear | Chance of T-Storm | Chance of T-Storm | Sunny | Mostly Clear | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy |
| Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 80°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 80°FHi: 27°C Lo: 61°FLo: 16°C | Hi: 80°FHi: 27°C Lo: 61°FLo: 16°C | Hi: 80°FHi: 27°C Lo: 61°FLo: 16°C | Hi: 80°FHi: 27°C Lo: 61°FLo: 16°C |
| POP: 20% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 437 AM CDT Thu Aug 20 2026 
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Wallace Park Canton Forecast Discussion
Issued: 452 AM CDT Thu Aug 20 2026
Key Messages
- Some showers and thunderstorms are still moving across central and southeastern IL early this morning as a cold front pushes south. Behind the cold front, a weak high pressure center will build over the Midwest later today into tomorrow.
- A persistent northwest flow will keep temperatures and humidity levels in check the next several days, with seasonable highs in the upper 70s to mid 80s and lows in the upper 50s to 60s.
Discussion
... Issued at 209 AM CDT...