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Village of Mount Zion, ILMt Zion, IL Weather Forecast
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Mt Zion Weather Forecast
| TODAY | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | WEDNESDAY |
 |  |  |  |  |  | | |  | | | |
| Chance of T-Storm | Chance of T-Storm | Chance of Showers | Clearing | Sunny | Clear | Clear | Mostly Clear | Partly Cloudy | Partly Cloudy | Mostly Clear | Mostly Clear |
| Hi: 75°FHi: 24°C | Lo: 45°FLo: 7°C | Hi: 55°FHi: 13°C | Lo: 35°FLo: 2°C | Hi: 59°FHi: 15°C | Hi: 69°FHi: 21°C Lo: 35°FLo: 2°C | Hi: 69°FHi: 21°C Lo: 35°FLo: 2°C | Lo: 39°FLo: 4°C | Hi: 71°FHi: 22°C Lo: 41°FLo: 5°C | Hi: 71°FHi: 22°C Lo: 41°FLo: 5°C | Hi: 75°FHi: 24°C Lo: 45°FLo: 7°C | Hi: 75°FHi: 24°C Lo: 45°FLo: 7°C |
| POP: 90% | POP: 70% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 337 AM CDT Thu Oct 15 2026 
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Issued: 229 AM CDT Thu Oct 15 2026
Key Messages
- Scattered showers will develop this morning, become more numerous through midday, and taper off from west to east tonight. Thunderstorms are also possible, especially this afternoon and evening. Rainfall amounts are likely to be around a half inch for most areas, but localized swaths of 1 to 3 inches are possible this afternoon and evening.
- Strong to severe thunderstorms are possible this afternoon and evening near and south of I-72. SPC has a Marginal (level 1 of 5) risk for severe ...