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.

Overcast

49°F

9°C

Humidity 86%
Wind Speed SE 17 mph
Barometer 29.54 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 17 Feb 8:56 pm CST
Extended Forecast for

Tri-Township Airport IL

Fire Weather Watch February 18, 10:00am until February 18, 08:00pm
Wind Advisory February 18, 09:00am until February 18, 05:00pm
Click here for hazard details and duration
Fire Weather Watch
Wind Advisory

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a steady temperature around 51. Southeast wind around 15 mph becoming southwest after midnight. Winds could gust as high as 25 mph.

    Low: 51 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Sunny, with a high near 60. Breezy, with a west wind 15 to 20 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 45 mph.

    High: 60 °F

    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 37. Southwest wind 5 to 10 mph becoming northeast after midnight.

    Low: 37 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of rain, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 57. East wind 5 to 15 mph. Chance of precipitation is 50%.

    High: 57 °F

    Slight Chance
    Rain then
    Chance
    Showers

  • Thursday Night

    Thursday Night: Rain likely before 3am, then snow likely. Mostly cloudy, with a low around 31. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 31 °F

    Showers
    Likely then
    Rain/Snow
    Likely

  • Friday

    Friday: A 30 percent chance of snow before noon. Partly sunny, with a high near 37.

    High: 37 °F

    Chance Snow
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 37.

    High: 37 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 40 percent chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a steady temperature around 51. Southeast wind around 15 mph becoming southwest after midnight. Winds could gust as high as 25 mph.
Wednesday
Sunny, with a high near 60. Breezy, with a west wind 15 to 20 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 45 mph.
Wednesday Night
Partly cloudy, with a low around 37. Southwest wind 5 to 10 mph becoming northeast after midnight.
Thursday
A slight chance of rain, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 57. East wind 5 to 15 mph. Chance of precipitation is 50%.
Thursday Night
Rain likely before 3am, then snow likely. Mostly cloudy, with a low around 31. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday
A 30 percent chance of snow before noon. Partly sunny, with a high near 37.
Friday Night
Partly cloudy, with a low around 22.
Saturday
Mostly sunny, with a high near 37.
Saturday Night
Mostly cloudy, with a low around 21.
Sunday
Mostly sunny, with a high near 31.
Sunday Night
Partly cloudy, with a low around 15.
Monday
Sunny, with a high near 32.
Monday Night
Partly cloudy, with a low around 19.
Tuesday
Mostly sunny, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Tri-Township Airport IL
 42.05°N 90.13°W (Elev. 584 ft)
Last Update:
8:07 pm CST Feb 17, 2026
Forecast Valid:
9pm CST Feb 17, 2026-6pm CST Feb 24, 2026
 
Forecast Discussion
 
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Additional Resources

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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