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St. Catherines Church, IL Weather Forecast
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St. Catherines Church Weather Forecast
| TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY |
 |  |  |  | |  |  | | | | |  |
| Becoming Cloudy | Chance of T-Storm | Chance of Showers | Showers | Chance of Showers | Mostly Sunny | Mostly Clear | Sunny | Clear | Sunny | Mostly Cloudy | Mostly Cloudy |
| Lo: 61°FLo: 16°C | Hi: 69°FHi: 21°C | Lo: 55°FLo: 13°C | Hi: 69°FHi: 21°C | Lo: 45°FLo: 7°C | Hi: 59°FHi: 15°C | Lo: 35°FLo: 2°C | Hi: 61°FHi: 16°C | Lo: 41°FLo: 5°C | Hi: 69°FHi: 21°C | Hi: 69°FHi: 21°C Lo: 49°FLo: 9°C | Hi: 69°FHi: 21°C Lo: 49°FLo: 9°C |
| POP: 50% | POP: 30% | POP: 50% | POP: 100% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 836 PM CDT Tue Oct 13 2026 
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Issued: 649 PM CDT Tue Oct 13 2026
Key Messages
- Marginal Risk (level 1 of 5) for a few strong to severe storms tonight, with lightning and hail being the primary threats.
- Widespread rainfall is expected Wednesday night through Thursday. The threat for severe weather and flash flooding is low at this time.
- Seasonally strong cold front to come through late this week, bringing windy conditions and cool nights. There will be the chance for frost as we head into the weekend.
Aviation
/00Z TAFS THROUGH 00Z THURSDAY/... Issued at 645 PM CD...