Cornell Park, IL Weather Forecast
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Cornell Park Weather Forecast
| LATE THIS AFTERNOON | TONIGHT | SUNDAY | SUNDAY NIGHT | COLUMBUS DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT |
| Partly Cloudy | Partly Cloudy | Mostly Sunny | Partly Cloudy | Partly Cloudy | Chance of T-Storm | Clearing | Chance of Showers | Chance of Showers | Chance of Showers | Chance of Showers | Chance of Showers |
| Hi: 79°FHi: 26°C | Lo: 59°FLo: 15°C | Hi: 79°FHi: 26°C | Lo: 60°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 69°FLo: 21°C | Hi: 79°FHi: 26°C | Lo: 59°FLo: 15°C | Hi: 69°FHi: 21°C | Lo: 55°FLo: 13°C | Hi: 69°FHi: 21°C | Lo: 50°FLo: 10°C |
| POP: 20% | POP: 20% | POP: 30% | POP: 40% | POP: 50% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 241 PM CDT Sat Oct 10 2026 

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Issued: 128 PM CDT Sat Oct 10 2026
Key Messages
- Near record high temps possible and gusty southwest winds Monday.
- Active pattern next week with a series of precipitation chances, and then turning colder into next weekend.
Discussion
... Issued at 128 PM CDT Sat Oct 10 2026
It`s an awfully warm and pleasant Saturday out there for the second week of October. Temperatures early this afternoon are in the upper 70s to lower 80s with a comfortable southerly breeze. Largely sunny skies are being filtered by blowoff cirrus from post-tropical...
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