Modesto, IL Weather Forecast
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Modesto Weather Forecast
| TODAY | TONIGHT | TUESDAY | TUESDAY NIGHT | VETERANS DAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT |
| Patchy Fog | Clear | Sunny | Partly Cloudy | Chance of T-Storm | Chance of Showers | Mostly Cloudy | Mostly Cloudy | Mostly Clear | Mostly Clear | Sunny | Mostly Clear |
| Hi: 69°FHi: 21°C | Lo: 41°FLo: 5°C | Hi: 69°FHi: 21°C | Lo: 41°FLo: 5°C | Hi: 65°FHi: 18°C | Lo: 39°FLo: 4°C | Hi: 50°FHi: 10°C Lo: 30°FLo: -1°C | Hi: 50°FHi: 10°C Lo: 30°FLo: -1°C | Hi: 45°FHi: 7°C Lo: 29°FLo: -2°C | Hi: 45°FHi: 7°C Lo: 29°FLo: -2°C | Hi: 50°FHi: 10°C | Hi: 59°FHi: 15°C Lo: 31°FLo: -1°C |
| POP: 60% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 522 AM CST Mon Nov 09 2026 

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Issued: 527 AM CST Mon Nov 9 2026
Key Messages
- Above average temperatures will persist into Wednesday before colder temperatures arrive during the second half of the week.
- There is a 40 to 60 percent chance of showers, perhaps a thunderstorm or two, mainly along/east of the Mississippi River on Wednesday.
Aviation
/12Z TAFS THROUGH 18Z TUESDAY/... Issued at 526 AM CST Mon Nov 9 2026
Fog will continue expanding in river valleys through sunrise, threatening river valley terminals with MVFR to IFR flight conditions including some visib...
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