Monument Park, IL Weather Forecast
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Monument Park Weather Forecast
| LATE THIS AFTERNOON | TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT |
| Chance of Showers | Chance of Showers | Scattered Showers | Chance of Showers | Chance of Showers | Mostly Cloudy | Chance of Showers | Chance of Showers | Showers | Showers | Showers | Chance of Showers |
| Hi: 55°FHi: 13°C | Lo: 50°FLo: 10°C | Hi: 61°FHi: 16°C | Lo: 55°FLo: 13°C | Hi: 65°FHi: 18°C | Lo: 55°FLo: 13°C | Hi: 65°FHi: 18°C | Lo: 59°FLo: 15°C | Hi: 71°FHi: 22°C | Lo: 59°FLo: 15°C | Hi: 69°FHi: 21°C | Lo: 51°FLo: 11°C |
| POP: 30% | POP: 50% | POP: 70% | POP: 20% | POP: 20% | POP: 50% | POP: 50% | POP: 70% | POP: 70% | POP: 60% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 331 PM CDT Fri Oct 30 2026 

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Issued: 100 PM CDT Fri Oct 30 2026
Key Messages
- Periods of showers and/or drizzle are expected at times through the weekend, though the highest chances/coverage is expected tonight into Saturday morning.
- Additional periods of wet weather are likely next week.
Discussion
... Issued at 100 PM CDT Fri Oct 30 2026
There is a mid-level trough over west central Texas (via SPC Mesoanalysis) that is expected to gradually move northeastward over the southern Plains today/tonight. Additionally, a stout 100+ knot upper jet is located over south...
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