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.

Overcast

42°F

6°C

Humidity 92%
Wind Speed E 10 mph
Barometer 30.15 in (1021.7 mb)
Dewpoint 40°F (4°C)
Visibility 9.00 mi
Wind Chill36°F (2°C)
Last update 4 Mar 10:56 am CST
Extended Forecast for

Thomson IL

  • Today

    Today: Mostly cloudy, with a high near 49. East wind around 5 mph.

    High: 49 °F

    Mostly Cloudy

  • Tonight

    Tonight: A 50 percent chance of rain, mainly after midnight. Patchy fog after 9pm. Otherwise, cloudy, with a low around 41. East wind around 5 mph.

    Low: 41 °F

    Chance Rain
    and Patchy
    Fog

  • Thursday

    Thursday: Rain likely before noon. Mostly cloudy, with a high near 54. Northeast wind around 5 mph becoming east in the afternoon. Chance of precipitation is 60%.

    High: 54 °F

    Rain Likely
    then Mostly
    Cloudy

  • Thursday Night

    Thursday Night: A chance of rain between midnight and 3am, then a chance of rain and thunderstorms after 3am. Mostly cloudy, with a low around 44. Southeast wind 5 to 10 mph. Chance of precipitation is 40%.

    Low: 44 °F

    Mostly Cloudy
    then Chance
    Rain

  • Friday

    Friday: Rain and possibly a thunderstorm. High near 69. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 69 °F

    Rain then
    Rain Likely

  • Friday Night

    Friday Night: Rain. Low around 42. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 42 °F

    Rain

  • Saturday

    Saturday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 49. East wind around 5 mph.
Tonight
A 50 percent chance of rain, mainly after midnight. Patchy fog after 9pm. Otherwise, cloudy, with a low around 41. East wind around 5 mph.
Thursday
Rain likely before noon. Mostly cloudy, with a high near 54. Northeast wind around 5 mph becoming east in the afternoon. Chance of precipitation is 60%.
Thursday Night
A chance of rain between midnight and 3am, then a chance of rain and thunderstorms after 3am. Mostly cloudy, with a low around 44. Southeast wind 5 to 10 mph. Chance of precipitation is 40%.
Friday
Rain and possibly a thunderstorm. High near 69. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Rain. Low around 42. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Mostly sunny, with a high near 54.
Saturday Night
Mostly clear, with a low around 34.
Sunday
Mostly sunny, with a high near 61.
Sunday Night
Mostly clear, with a low around 42.
Monday
Sunny, with a high near 70.
Monday Night
A 30 percent chance of rain. Mostly clear, with a low around 51.
Tuesday
Rain likely. Mostly cloudy, with a high near 68. Chance of precipitation is 70%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Thomson IL
 41.96°N 90.1°W (Elev. 607 ft)
Last Update:
10:02 am CST Mar 4, 2026
Forecast Valid:
11am CST Mar 4, 2026-6pm CDT Mar 10, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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