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City of Grayville, ILGrayville, IL Weather Forecast
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Grayville Weather Forecast
| TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY |
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| Chance of Showers | Chance of Showers | Cloudy | Cloudy | Mostly Cloudy | Chance of Showers | Showers | Chance of T-Storm | Chance of Showers | Partly Cloudy | Partly Cloudy | Mostly Cloudy |
| Lo: 55°FLo: 13°C | Hi: 65°FHi: 18°C | Lo: 51°FLo: 11°C | Hi: 70°FHi: 21°C | Lo: 59°FLo: 15°C | Hi: 75°FHi: 24°C | Lo: 59°FLo: 15°C | Hi: 70°FHi: 21°C | Lo: 50°FLo: 10°C | Hi: 69°FHi: 21°C Lo: 49°FLo: 9°C | Hi: 69°FHi: 21°C Lo: 49°FLo: 9°C | Hi: 65°FHi: 18°C Lo: 45°FLo: 7°C |
| POP: 50% | POP: 50% | POP: 50% | POP: 70% | POP: 70% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 842 PM CDT Sat Oct 31 2026 
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Issued: 653 PM CDT Sat Oct 31 2026
Key Messages
- Rain will move in tonight, with best chances (50-90%) between 9pm tonight and midday Sunday. The northern half of the region will see 0.10" or less, while the southern half will see 0.33-50" with higher amounts possible along the southern border.
- Another round of widespread rainfall will arrive Tuesday, then linger through at least Wednesday evening. Forecast rainfall totals are in the 1-2" range, with the heaviest across west Kentucky.
- Temperatures will remain near or above normal t...