Prairie Union Church Historical, IL Weather Forecast
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Prairie Union Church Historical Weather Forecast
| REST OF TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | THURSDAY | THURSDAY NIGHT | FRIDAY | SATURDAY | SUNDAY |
| Partly Cloudy | Sunny | Mostly Clear | Sunny | Clear | Mostly Clear | Mostly Clear | Chance of T-Storm | Mostly Clear | Mostly Clear | Sunny |
| Lo: 69°FLo: 21°C | Hi: 91°FHi: 33°C | Lo: 75°FLo: 24°C | Hi: 95°FHi: 35°C | Lo: 75°FLo: 24°C | Hi: 99°FHi: 37°C Lo: 75°FLo: 24°C | Hi: 99°FHi: 37°C Lo: 75°FLo: 24°C | Lo: 71°FLo: 22°C | Hi: 91°FHi: 33°C Lo: 69°FLo: 21°C | Hi: 91°FHi: 33°C Lo: 69°FLo: 21°C | Hi: 85°FHi: 29°C |
| POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1227 AM CDT Mon Aug 31 2026 

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Issued: 1238 AM CDT Mon Aug 31 2026
Key Messages
- Hot and mostly dry weather is forecast this week with afternoon heat indices peaking above 100 degrees in west- central Illinois on Monday and areawide beginning Tuesday.
Discussion
... Issued at 120 PM CDT Sun Aug 30 2026
Radar mosaic has shown a persistent band of showers and isolated storms impacting areas north of a Macomb to Pontiac line most of the morning into early this afternoon. This activity has been fed by a 30-40 kt low-level positioned from central Kansas into northern Ill...
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