McLeansboro, IL Weather Forecast
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McLeansboro Weather Forecast
| TODAY | TONIGHT | TUESDAY | TUESDAY NIGHT | VETERANS DAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SUNDAY |
| Patchy Fog | Clear | Sunny | Mostly Clear | Showers | Chance of Showers | Mostly Sunny | Mostly Cloudy | Mostly Cloudy | Mostly Clear | Mostly Clear | Sunny |
| Hi: 69°FHi: 21°C | Lo: 45°FLo: 7°C | Hi: 70°FHi: 21°C | Lo: 41°FLo: 5°C | Hi: 70°FHi: 21°C | Lo: 41°FLo: 5°C | Hi: 51°FHi: 11°C | Hi: 45°FHi: 7°C Lo: 31°FLo: -1°C | Hi: 45°FHi: 7°C Lo: 31°FLo: -1°C | Hi: 51°FHi: 11°C Lo: 31°FLo: -1°C | Hi: 51°FHi: 11°C Lo: 31°FLo: -1°C | Hi: 59°FHi: 15°C |
| POP: 70% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 842 AM CST Mon Nov 09 2026 

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Issued: 509 AM CST Mon Nov 9 2026
Key Messages
- Temperatures will be 5 to 10 degrees above normal today through Wednesday, with highs ranging from the upper 60s to lower 70s.
- The risk of rain showers and isolated thunderstorms Wednesday afternoon into Wednesday evening remains steady at a 40-60% ahead of a strong cold front. Temperatures Thursday are projected to be 20 to 25 degrees cooler than Wednesday with conditions staying cool until late Saturday or Sunday.
Discussion
... Issued at 1236 PM CST Sun Nov 8 2026
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