Walnut Chapel, IL Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Walnut Chapel Weather Forecast
| REST OF TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SUNDAY | MONDAY | TUESDAY | TUESDAY NIGHT | WEDNESDAY |
| Mostly Cloudy | Mostly Cloudy | Chance of T-Storm | Showers | Mostly Clear | Mostly Clear | Mostly Clear | Clear | Clear | Mostly Clear | Mostly Sunny |
| Lo: 70°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 65°FLo: 18°C | Hi: 71°FHi: 22°C | Lo: 49°FLo: 9°C | Hi: 75°FHi: 24°C Lo: 49°FLo: 9°C | Hi: 75°FHi: 24°C Lo: 49°FLo: 9°C | Hi: 69°FHi: 21°C Lo: 41°FLo: 5°C | Hi: 69°FHi: 21°C Lo: 41°FLo: 5°C | Lo: 45°FLo: 7°C | Hi: 75°FHi: 24°C |
| POP: 90% | POP: 90% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1037 PM CDT Wed Sep 30 2026 

Walnut Chapel Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Walnut Chapel Weather Map
Walnut Chapel Quick Facts
Walnut Chapel Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 1212 AM CDT Thu Oct 1 2026
Key Messages
- Widespread heavy precipitation is expected late Thursday morning through Friday. Narrow bands of rain could produce localized totals exceeding 2 inches.
- Drier, fall-like weather begins Friday night and continues through early next week.
Discussion
... Issued at 111 PM CDT Wed Sep 30 2026
18Z surface analysis shows high pressure centered over the east coast of the US with low pressure over the Oklahoma panhandle. A ribbon of both Pacific and Gulf moisture extends north from the low into ...
Weather World