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

Clinton Municipal Airport (KCWI)

Lat: 41.83°NLon: 90.33°WElev: 696ft.

A Few Clouds

27°F

-3°C

Humidity 75%
Wind Speed NW 18 mph
Barometer 30.19 in (1024.0 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 21 Feb 11:56 am CST
Extended Forecast for

4 Miles NW Thomson IL

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 28. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 28 °F

    Mostly Cloudy

  • Tonight

    Tonight: A chance of flurries after 11pm. Cloudy, with a low around 16. Northwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 16 °F

    Chance
    Flurries

  • Sunday

    Sunday: Partly sunny, with a high near 23. Wind chill values as low as zero. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 23 °F

    Partly Sunny
    and Blustery

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 14. Wind chill values as low as zero. Blustery, with a northwest wind 15 to 20 mph.

    Low: 14 °F

    Mostly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Monday

    Monday: Sunny, with a high near 28.

    High: 28 °F

    Sunny

  • Monday Night

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

    Low: 15 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 42.

    High: 42 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 44.

    High: 44 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 28. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
A chance of flurries after 11pm. Cloudy, with a low around 16. Northwest wind around 15 mph, with gusts as high as 25 mph.
Sunday
Partly sunny, with a high near 23. Wind chill values as low as zero. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Partly cloudy, with a low around 14. Wind chill values as low as zero. Blustery, with a northwest wind 15 to 20 mph.
Monday
Sunny, with a high near 28.
Monday Night
Partly cloudy, with a low around 15.
Tuesday
Partly sunny, with a high near 42.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
Partly sunny, with a high near 44.
Wednesday Night
Mostly cloudy, with a low around 23.
Thursday
Mostly sunny, with a high near 39.
Thursday Night
Partly cloudy, with a low around 24.
Friday
Mostly sunny, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Thomson IL
 42.01°N 90.13°W (Elev. 591 ft)
Last Update:
10:37 am CST Feb 21, 2026
Forecast Valid:
12pm CST Feb 21, 2026-6pm CST Feb 27, 2026
 
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Additional Resources

Radar & Satellite Image

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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