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Luther Chapel, IL Weather Forecast
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Luther Chapel Weather Forecast
| TODAY | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SUNDAY |
 |  | |  |  |  |  |  | | | | |
| Mostly Sunny | Partly Cloudy | Sunny | Mostly Clear | Showers | Chance of T-Storm | Chance of T-Storm | Chance of Showers | Mostly Sunny | Mostly Clear | Mostly Clear | Mostly Clear |
| Hi: 89°FHi: 32°C | Lo: 65°FLo: 18°C | Hi: 89°FHi: 32°C | Lo: 69°FLo: 21°C | Hi: 90°FHi: 32°C | Lo: 69°FLo: 21°C | Hi: 85°FHi: 29°C | Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C | Hi: 89°FHi: 32°C Lo: 65°FLo: 18°C | Hi: 89°FHi: 32°C Lo: 65°FLo: 18°C | Hi: 89°FHi: 32°C Lo: 65°FLo: 18°C |
| POP: 70% | POP: 70% | POP: 50% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 317 AM CDT Mon Aug 17 2026 
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Luther Chapel Forecast Discussion
Issued: 1226 AM CDT Mon Aug 17 2026
Key Messages
- Predawn thunderstorms maintain a heavy rain/lightning and isolated severe (marginal risk) threat that ends with fropa.
- Temperatures return closer to seasonal norms today thanks to the aforementioned cold front`s passage; it effectively ends our prolonged duration extreme heat headlines.
- Another cold front`s approach and passage brings our next increase in storm chances, including strong storm chances, Wednesday night into Thursday.
- A reinforcing shot of ...