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.

Light Snow Fog/Mist

21°F

-6°C

Humidity 92%
Wind Speed NW 5 mph
Barometer 30.08 in (1020.1 mb)
Dewpoint 19°F (-7°C)
Visibility 2.00 mi
Wind Chill14°F (-10°C)
Last update 1 Dec 8:56 pm CST
Extended Forecast for

4 Miles NW Thomson IL

Winter Weather Advisory December 1, 09:41pm until December 2, 12:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory December 1, 09:41pm until December 2, 12:00am

    NOW until 12:00am Tue

    Winter Weather Advisory

  • Tonight

    Low: 14 °F

    Snow Likely
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 25. Northwest wind 5 to 10 mph becoming south in the afternoon.

    High: 25 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a temperature rising to around 30 by 4am. South wind around 10 mph.

    Low: 23 °F⇑

    Mostly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of snow. Mostly cloudy, with a high near 33. Southwest wind around 10 mph becoming northwest in the afternoon. New snow accumulation of less than a half inch possible.

    High: 33 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around -2.

    Low: -2 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny and cold, with a high near 9.

    High: 9 °F

    Cold

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -2.

    Low: -2 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 26.

    High: 26 °F

    Partly Sunny

Detailed Forecast

Tonight
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 14. West wind around 5 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of less than one inch possible.
Tuesday
Mostly cloudy, with a high near 25. Northwest wind 5 to 10 mph becoming south in the afternoon.
Tuesday Night
Mostly cloudy, with a temperature rising to around 30 by 4am. South wind around 10 mph.
Wednesday
A 50 percent chance of snow. Mostly cloudy, with a high near 33. Southwest wind around 10 mph becoming northwest in the afternoon. New snow accumulation of less than a half inch possible.
Wednesday Night
Partly cloudy, with a low around -2.
Thursday
Sunny and cold, with a high near 9.
Thursday Night
Partly cloudy, with a low around -2.
Friday
Partly sunny, with a high near 26.
Friday Night
Mostly cloudy, with a low around 18.
Saturday
Mostly cloudy, with a high near 28.
Saturday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 15.
Sunday
Partly sunny, with a high near 23.
Sunday Night
Mostly cloudy, with a low around 6.
Monday
Mostly cloudy, with a high near 25.
Basemap Options
Click map to change the forecast location
Loading map...
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:
9:11 pm CST Dec 1, 2025
Forecast Valid:
9pm CST Dec 1, 2025-6pm CST Dec 8, 2025
 
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