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.

Overcast

23°F

-5°C

Humidity 68%
Wind Speed SE 9 mph
Barometer 30.25 in (1026.5 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 8 Dec 2:56 pm CST
Extended Forecast for

Tri-Township Airport IL

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 22. South wind 5 to 10 mph.

    High: 22 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a temperature falling to near 19 by 8pm, then rising to around 27 during the remainder of the night. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 19 °F⇑

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of rain before 4pm, then a chance of freezing rain between 4pm and 5pm, then rain or freezing rain likely after 5pm. Mostly cloudy, with a high near 34. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. Little or no ice accumulation expected.

    High: 34 °F

    Mostly Cloudy
    then
    Rain/Freezing
    Rain Likely

  • Tuesday Night

    Tuesday Night: Freezing rain before 7pm, then rain between 7pm and 3am, then a chance of rain and snow showers after 3am. Low around 29. Breezy, with a south wind 15 to 20 mph becoming west after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 80%. Little or no ice accumulation expected. Little or no snow accumulation expected.

    Low: 29 °F

    Rain/Freezing
    Rain then
    Chance
    Rain/Snow and
    Breezy

  • Wednesday

    Wednesday: A 30 percent chance of snow showers before noon. Mostly cloudy, with a high near 31. Breezy.

    High: 31 °F

    Chance Snow
    Showers and
    Breezy then
    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 13.

    Low: 13 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of snow after noon. Mostly cloudy, with a high near 22.

    High: 22 °F

    Partly Sunny
    then Chance
    Snow

  • Thursday Night

    Thursday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 9.

    Low: 9 °F

    Chance Snow

  • Friday

    Friday: A 30 percent chance of snow. Mostly cloudy, with a high near 20.

    High: 20 °F

    Chance Snow

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 22. South wind 5 to 10 mph.
Tonight
Mostly cloudy, with a temperature falling to near 19 by 8pm, then rising to around 27 during the remainder of the night. South wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
A chance of rain before 4pm, then a chance of freezing rain between 4pm and 5pm, then rain or freezing rain likely after 5pm. Mostly cloudy, with a high near 34. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. Little or no ice accumulation expected.
Tuesday Night
Freezing rain before 7pm, then rain between 7pm and 3am, then a chance of rain and snow showers after 3am. Low around 29. Breezy, with a south wind 15 to 20 mph becoming west after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 80%. Little or no ice accumulation expected. Little or no snow accumulation expected.
Wednesday
A 30 percent chance of snow showers before noon. Mostly cloudy, with a high near 31. Breezy.
Wednesday Night
Mostly cloudy, with a low around 13.
Thursday
A 30 percent chance of snow after noon. Mostly cloudy, with a high near 22.
Thursday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 9.
Friday
A 30 percent chance of snow. Mostly cloudy, with a high near 20.
Friday Night
Mostly cloudy, with a low around -2.
Saturday
Mostly cloudy and cold, with a high near 8.
Saturday Night
Mostly cloudy, with a low around -4.
Sunday
Mostly sunny, with a high near 13.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Tri-Township Airport IL
 42.05°N 90.1°W (Elev. 607 ft)
Last Update:
3:16 pm CST Dec 8, 2025
Forecast Valid:
3pm CST Dec 8, 2025-6pm CST Dec 14, 2025
 
Forecast Discussion
 
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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