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

7°F

-14°C

Humidity 87%
Wind Speed S 5 mph
Barometer 30.29 in (1027.8 mb)
Dewpoint 4°F (-16°C)
Visibility 10.00 mi
Wind Chill-2°F (-19°C)
Last update 1 Feb 6:56 am CST
Extended Forecast for

Thomson IL

  • Today

    Today: Snow likely, mainly after 4pm. Mostly cloudy, with a high near 26. Wind chill values as low as zero. South wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.

    High: 26 °F

    Snow Likely

  • Tonight

    Tonight: Snow likely, mainly before 11pm. Mostly cloudy, with a steady temperature around 21. Southwest wind 5 to 10 mph becoming west after midnight. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 21 °F

    Snow Likely
    then Mostly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 28. Northwest wind 5 to 10 mph.

    High: 28 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 16. North wind around 5 mph.

    Low: 16 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 27.

    High: 27 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 9.

    Low: 9 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 27.

    High: 27 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 15.

    Low: 15 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 37.

    High: 37 °F

    Partly Sunny

Detailed Forecast

Today
Snow likely, mainly after 4pm. Mostly cloudy, with a high near 26. Wind chill values as low as zero. South wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow likely, mainly before 11pm. Mostly cloudy, with a steady temperature around 21. Southwest wind 5 to 10 mph becoming west after midnight. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday
Mostly sunny, with a high near 28. Northwest wind 5 to 10 mph.
Monday Night
Mostly cloudy, with a low around 16. North wind around 5 mph.
Tuesday
Mostly sunny, with a high near 27.
Tuesday Night
Partly cloudy, with a low around 9.
Wednesday
Sunny, with a high near 27.
Wednesday Night
Partly cloudy, with a low around 15.
Thursday
Partly sunny, with a high near 37.
Thursday Night
A chance of rain and snow before midnight. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.
Friday
Mostly cloudy, with a high near 36.
Friday Night
Partly cloudy, with a low around 12.
Saturday
Mostly sunny, with a high near 24.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Thomson IL
 41.96°N 90.1°W (Elev. 607 ft)
Last Update:
5:22 am CST Feb 1, 2026
Forecast Valid:
8am CST Feb 1, 2026-6pm CST Feb 7, 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