Smiths Park, IL Weather Forecast
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Smiths Park Weather Forecast
| TODAY | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SUNDAY | MONDAY |
| Mostly Sunny | Chance of Showers | Showers | Showers | Chance of T-Storm | Showers | Chance of Showers | Partly Cloudy | Partly Cloudy | Mostly Clear | Mostly Clear |
| Hi: 79°FHi: 26°C | Lo: 65°FLo: 18°C | Hi: 71°FHi: 22°C | Lo: 65°FLo: 18°C | Hi: 71°FHi: 22°C | Lo: 59°FLo: 15°C | Hi: 65°FHi: 18°C | Hi: 65°FHi: 18°C Lo: 51°FLo: 11°C | Hi: 65°FHi: 18°C Lo: 51°FLo: 11°C | Hi: 65°FHi: 18°C Lo: 49°FLo: 9°C | Hi: 65°FHi: 18°C Lo: 49°FLo: 9°C |
| POP: 50% | POP: 90% | POP: 70% | POP: 90% | POP: 90% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 521 AM CDT Tue Sep 29 2026 

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Issued: 1218 PM CDT Tue Sep 29 2026
Key Messages
- Active stretch of weather through midweek, as an approaching system brings rounds of rainfall. Heavy rainfall is expected, with the potential for areal flooding and rises along area rivers.
- Drier weather returns late this week and through the weekend, with cool and pleasant weather.
Aviation
/18Z TAFS THROUGH 18Z WEDNESDAY/... Issued at 1214 PM CDT Tue Sep 29 2026
VFR conditions through 06z/30 as moisture from the next system slowly arrives and lowers CIGS. We cannot fully rule out some...
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