National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Clinton Municipal Airport (KCWI)

Lat: 41.83°NLon: 90.33°WElev: 696ft.

Fair

22°C

71°F

Humidity 87%
Wind Speed NW 13 km/h
Barometer 1014.4 mb (29.96 in)
Dewpoint 19°C (67°F)
Visibility 16 km
Last update 12 Jul 8:56 pm CDT
Extended Forecast for

Thomson IL

  • Tonight

    Tonight: Mostly clear, with a low around 17. Northwest wind 5 to 10 km/h.

    Low: 17 °C

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 28. Southwest wind 5 to 10 km/h.

    High: 28 °C

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 17. Calm wind.

    Low: 17 °C

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers after 1pm. Sunny, with a high near 32. Southwest wind 5 to 10 km/h.

    High: 32 °C

    Sunny then
    Slight Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 21.

    Low: 21 °C

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 31.

    High: 31 °C

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers after 1am. Partly cloudy, with a low around 21.

    Low: 21 °C

    Partly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 30. Chance of precipitation is 60%.

    High: 30 °C

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 19.

    Low: 19 °C

    Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 17. Northwest wind 5 to 10 km/h.
Sunday
Mostly sunny, with a high near 28. Southwest wind 5 to 10 km/h.
Sunday Night
Mostly clear, with a low around 17. Calm wind.
Monday
A 20 percent chance of showers after 1pm. Sunny, with a high near 32. Southwest wind 5 to 10 km/h.
Monday Night
Mostly clear, with a low around 21.
Tuesday
Mostly sunny, with a high near 31.
Tuesday Night
A 40 percent chance of showers after 1am. Partly cloudy, with a low around 21.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 30. Chance of precipitation is 60%.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 19.
Thursday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 27. Chance of precipitation is 40%.
Thursday Night
Mostly cloudy, with a low around 17.
Friday
Partly sunny, with a high near 27.
Friday Night
Mostly cloudy, with a low around 17.
Saturday
Mostly sunny, with a high near 28.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Thomson IL
 41.96°N 90.1°W (Elev. 607 m)
Last Update:
6:32 pm CDT Jul 12, 2025
Forecast Valid:
9pm CDT Jul 12, 2025-6pm CDT Jul 19, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation