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

69°F

21°C

Humidity 87%
Wind Speed SE 3 mph
Barometer 30.04 in (1017.2 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 13 Jul 9:56 pm CDT
Extended Forecast for

Thomson IL

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, clear, with a low around 63. Calm wind becoming south around 5 mph.

    Low: 63 °F

    Clear then
    Patchy Fog

  • Monday

    Monday: Patchy fog before 7am. Otherwise, sunny, with a high near 87. Calm wind becoming southwest around 5 mph in the morning.

    High: 87 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Clear, with a low around 65. Calm wind.

    Low: 65 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 88. Calm wind becoming south around 5 mph in the afternoon.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.

    Low: 69 °F

    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 82. Chance of precipitation is 40%.

    High: 82 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 63.

    Low: 63 °F

    Chance
    Showers

Detailed Forecast

Tonight
Patchy fog after 5am. Otherwise, clear, with a low around 63. Calm wind becoming south around 5 mph.
Monday
Patchy fog before 7am. Otherwise, sunny, with a high near 87. Calm wind becoming southwest around 5 mph in the morning.
Monday Night
Clear, with a low around 65. Calm wind.
Tuesday
Sunny, with a high near 88. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 69.
Wednesday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 87.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Thursday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 82. Chance of precipitation is 40%.
Thursday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 63.
Friday
Partly sunny, with a high near 80.
Friday Night
Mostly cloudy, with a low around 64.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 66.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 83.
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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:
9:47 pm CDT Jul 13, 2025
Forecast Valid:
10pm CDT Jul 13, 2025-6pm CDT Jul 20, 2025
 
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