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

28°F

-2°C

Humidity 51%
Wind Speed NW 8 mph
Barometer 29.80 in (1010.6 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 25 Feb 5:56 pm CST
Extended Forecast for

Thomson IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 21. Northwest wind around 5 mph becoming calm in the evening.

    Low: 21 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 45. Light and variable wind becoming southwest 5 to 10 mph in the morning.

    High: 45 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 28. Southwest wind around 5 mph.

    Low: 28 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 61. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 61 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Saturday

    Saturday: A 50 percent chance of snow. Mostly cloudy, with a high near 36. New snow accumulation of less than a half inch possible.

    High: 36 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 18.

    Low: 18 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of snow after noon. Mostly cloudy, with a high near 31.

    High: 31 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday Night

    Sunday Night: A 40 percent chance of snow before midnight. Mostly cloudy, with a low around 17.

    Low: 17 °F

    Chance Snow
    then Partly
    Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 21. Northwest wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 45. Light and variable wind becoming southwest 5 to 10 mph in the morning.
Thursday Night
Mostly clear, with a low around 28. Southwest wind around 5 mph.
Friday
Sunny, with a high near 61. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Friday Night
Partly cloudy, with a low around 27.
Saturday
A 50 percent chance of snow. Mostly cloudy, with a high near 36. New snow accumulation of less than a half inch possible.
Saturday Night
Partly cloudy, with a low around 18.
Sunday
A 30 percent chance of snow after noon. Mostly cloudy, with a high near 31.
Sunday Night
A 40 percent chance of snow before midnight. Mostly cloudy, with a low around 17.
Monday
Mostly sunny, with a high near 36.
Monday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 20.
Tuesday
A chance of rain and snow. Mostly sunny, with a high near 38. Chance of precipitation is 30%.
Tuesday Night
Mostly clear, with a low around 24.
Wednesday
Sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Thomson IL
 41.96°N 90.1°W (Elev. 607 ft)
Last Update:
4:26 pm CST Feb 25, 2026
Forecast Valid:
6pm CST Feb 25, 2026-6pm CST Mar 4, 2026
 
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