St. Johns Church, IL Weather Forecast
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St. Johns Church Weather Forecast
| TODAY | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | MONDAY NIGHT | TUESDAY |
| Mostly Sunny | Mostly Clear | Sunny | Partly Cloudy | Mostly Sunny | Clear | Clear | Partly Cloudy | Partly Cloudy | Chance of Showers | Chance of Showers |
| Hi: 79°FHi: 26°C | Lo: 51°FLo: 11°C | Hi: 71°FHi: 22°C | Lo: 51°FLo: 11°C | Hi: 79°FHi: 26°C | Hi: 81°FHi: 27°C Lo: 60°FLo: 16°C | Hi: 81°FHi: 27°C Lo: 60°FLo: 16°C | Hi: 79°FHi: 26°C Lo: 59°FLo: 15°C | Hi: 79°FHi: 26°C Lo: 59°FLo: 15°C | Lo: 59°FLo: 15°C | Hi: 69°FHi: 21°C |
| POP: 30% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 256 AM CDT Wed Oct 07 2026 

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Issued: 235 AM CDT Wed Oct 7 2026
Key Messages
- Warm temperatures and generally quiet weather is expected through the upcoming weekend. One exception may be a period of scattered showers and isolated storms late Thursday night into Friday.
Aviation
/06Z TAFS THROUGH 06Z THURSDAY/... Issued at 1245 AM CDT Wed Oct 7 2026
Continued quiet weather expected overnight and through Wednesday with prevailing VFR and relatively light winds (<15 kts). As a weak front slides through the region, winds will gradually veer from the west-southwest to the northwest into early Wednesday AM. A period of low-level wind shear is possible tonight into early Wednesday AM (06-10Z Wed.). However, with forecast values only between 25-30 kts in the lowest 2000 ft AGL have opted not to include LLWS in the TAFs.
Watches / Warnings / Advisories
/WARNINGS/ADVISORIES... IA...None. IL...None. MO...None.
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