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.

Fair

65°F

18°C

Humidity 56%
Wind Speed SW 6 mph
Barometer 29.68 in (1005.4 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 9 Mar 6:56 pm CDT
Extended Forecast for

Fenton IL

  • Tonight

    Tonight: Mostly clear, with a low around 48. West wind around 5 mph becoming east in the evening.

    Low: 48 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 61. East wind 5 to 15 mph.

    High: 61 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 7pm, then showers and possibly a thunderstorm between 7pm and 4am, then showers after 4am. Low around 38. East wind 10 to 15 mph becoming north after midnight. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 38 °F

    Showers

  • Wednesday

    Wednesday: A 50 percent chance of rain, mainly before 1pm. Mostly cloudy, with a high near 46. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 25 mph.

    High: 46 °F

    Chance Rain
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 37. Breezy.

    Low: 37 °F

    Chance Rain
    and Breezy

  • Friday

    Friday: Partly sunny, with a high near 50.

    High: 50 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 48. West wind around 5 mph becoming east in the evening.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 61. East wind 5 to 15 mph.
Tuesday Night
A chance of showers and thunderstorms before 7pm, then showers and possibly a thunderstorm between 7pm and 4am, then showers after 4am. Low around 38. East wind 10 to 15 mph becoming north after midnight. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A 50 percent chance of rain, mainly before 1pm. Mostly cloudy, with a high near 46. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 26.
Thursday
Mostly sunny, with a high near 48.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 37. Breezy.
Friday
Partly sunny, with a high near 50.
Friday Night
Mostly cloudy, with a low around 31.
Saturday
Cloudy, with a high near 51.
Saturday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 34.
Sunday
Rain and snow likely. Mostly cloudy, with a high near 46. Breezy. Chance of precipitation is 60%.
Sunday Night
Mostly cloudy, with a low around 18. Blustery.
Monday
Partly sunny, with a high near 32.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Fenton IL
 41.74°N 90.03°W (Elev. 600 ft)
Last Update:
5:46 pm CDT Mar 9, 2026
Forecast Valid:
7pm CDT Mar 9, 2026-6pm CDT Mar 16, 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