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Somerset, IL Weather Forecast
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Somerset Weather Forecast
| TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | COLUMBUS DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT |
 | |  |  |  | | | |  |  |  | |
| Chance of Showers | Showers | Clearing | Mostly Clear | Sunny | Clear | Clear | Mostly Clear | Chance of Showers | Chance of Showers | Chance of Showers | Chance of Showers |
| Hi: 71°FHi: 22°C | Lo: 55°FLo: 13°C | Hi: 81°FHi: 27°C | Lo: 59°FLo: 15°C | Hi: 89°FHi: 32°C | Hi: 89°FHi: 32°C Lo: 65°FLo: 18°C | Hi: 89°FHi: 32°C Lo: 65°FLo: 18°C | Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 55°FLo: 13°C |
| POP: 50% | POP: 70% | POP: 50% | POP: 50% | POP: 50% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 802 AM CDT Sat Oct 10 2026 
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Issued: 640 AM CDT Sat Oct 10 2026
Key Messages
- Scattered to numerous showers (40 to 90% chances) will spread across west Kentucky this morning, then across southwest Indiana, southern Illinois and portions of southeast Missouri east of a Perryville to Marble Hill to Dexter line through the afternoon. Precipitation chances will continue through the evening in these areas.
- Isolated to scattered thunderstorm activity will be confined to west Kentucky, southwest Indiana and southeast Illinois this afternoon and tonight. Brief periods...