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.

Mostly Cloudy

30°F

-1°C

Humidity 92%
Wind Speed W 3 mph
Barometer 29.95 in (1015.1 mb)
Dewpoint 28°F (-2°C)
Visibility 9.00 mi
Last update 15 Feb 5:56 am CST
Extended Forecast for

Thomson IL

  • Today

    Today: Partly sunny, then gradually becoming sunny, with a high near 59. Northwest wind around 5 mph.

    High: 59 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 35. Light and variable wind becoming south 5 to 10 mph in the evening.

    Low: 35 °F

    Increasing
    Clouds

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 63. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 63 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 39. South wind around 5 mph becoming east after midnight.

    Low: 39 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 58. Breezy.

    High: 58 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain after midnight. Partly cloudy, with a low around 51. Breezy.

    Low: 51 °F

    Partly Cloudy
    and Breezy
    then Chance
    Rain

  • Wednesday

    Wednesday: Sunny, with a high near 62. Breezy.

    High: 62 °F

    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of rain after noon. Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny
    then Chance
    Rain

Detailed Forecast

Today
Partly sunny, then gradually becoming sunny, with a high near 59. Northwest wind around 5 mph.
Tonight
Increasing clouds, with a low around 35. Light and variable wind becoming south 5 to 10 mph in the evening.
Washington's Birthday
Mostly sunny, with a high near 63. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Increasing clouds, with a low around 39. South wind around 5 mph becoming east after midnight.
Tuesday
Mostly cloudy, with a high near 58. Breezy.
Tuesday Night
A 40 percent chance of rain after midnight. Partly cloudy, with a low around 51. Breezy.
Wednesday
Sunny, with a high near 62. Breezy.
Wednesday Night
Mostly clear, with a low around 33.
Thursday
A 30 percent chance of rain after noon. Mostly sunny, with a high near 53.
Thursday Night
A chance of rain before midnight, then a chance of rain and snow. Mostly cloudy, with a low around 29. Chance of precipitation is 40%.
Friday
A 30 percent chance of snow. Mostly cloudy, with a high near 39.
Friday Night
Mostly cloudy, with a low around 22.
Saturday
Mostly sunny, with a high near 37.
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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:
5:16 am CST Feb 15, 2026
Forecast Valid:
6am CST Feb 15, 2026-6pm CST Feb 21, 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