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Village of Onarga, ILOnarga, IL Weather Forecast
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Onarga Weather Forecast
| THIS AFTERNOON | TONIGHT | VETERANS DAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT |
 |  |  |  |  |  |  |  | | | | |
| Sunny | Mostly Cloudy | Chance of T-Storm | Chance of Showers | Chance of Showers | Partly Cloudy | Partly Cloudy | Mostly Clear | Sunny | Mostly Clear | Partly Cloudy | Partly Cloudy |
| Hi: 69°FHi: 21°C | Lo: 41°FLo: 5°C | Hi: 61°FHi: 16°C | Lo: 39°FLo: 4°C | Hi: 49°FHi: 9°C | Lo: 29°FLo: -2°C | Hi: 45°FHi: 7°C | Lo: 25°FLo: -4°C | Hi: 45°FHi: 7°C | Lo: 25°FLo: -4°C | Hi: 49°FHi: 9°C | Lo: 29°FLo: -2°C |
| POP: 40% | POP: 40% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 146 PM CST Tue Nov 10 2026 
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Issued: 1146 AM CST Tue Nov 10 2026
Key Messages
- Slightly warmer today with highs in the low to mid 60s, then turning cooler through the end of the week.
- Shower chances return Wednesday (30 to 50%) with isolated thunderstorms possible well south of I-80 in the afternoon (20% chance).
- Periods of lake effect rain showers are expected Wednesday night through early Saturday morning, particularly in northwest Indiana. Snow is likely to mix in at times.
Discussion
... Issued at 328 AM CST Tue Nov 10 2026
Another pleasant fall day is in stor...