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.

Fog/Mist

65°F

18°C

Humidity 97%
Wind Speed S 3 mph
Barometer 30.05 in (1017.7 mb)
Dewpoint 64°F (18°C)
Visibility 6.00 mi
Last update 14 Jul 3:56 am CDT
Extended Forecast for

3 Miles WSW Lyndon IL

  • Today

    Today: Areas of dense fog before 9am. Otherwise, sunny, with a high near 86. Calm wind becoming south around 5 mph in the afternoon.

    High: 86 °F

    Areas Dense
    Fog then
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 64. Calm wind.

    Low: 64 °F

    Mostly Clear

  • Tuesday

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

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 69. South wind around 5 mph.

    Low: 69 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 89.

    High: 89 °F

    Partly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 69 °F

    T-storms
    Likely then
    Showers
    Likely

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82.

    High: 82 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 64.

    Low: 64 °F

    Chance
    T-storms

  • Friday

    Friday: Partly sunny, with a high near 81.

    High: 81 °F

    Partly Sunny

Detailed Forecast

Today
Areas of dense fog before 9am. Otherwise, sunny, with a high near 86. Calm wind becoming south around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 64. Calm wind.
Tuesday
Sunny, with a high near 88. Calm wind becoming southeast around 5 mph in the morning.
Tuesday Night
Mostly clear, with a low around 69. South wind around 5 mph.
Wednesday
A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 89.
Wednesday Night
Showers and thunderstorms likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82.
Thursday Night
A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 64.
Friday
Partly sunny, with a high near 81.
Friday Night
Partly cloudy, with a low around 64.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Sunday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Lyndon IL
 41.7°N 89.97°W (Elev. 594 ft)
Last Update:
2:17 am CDT Jul 14, 2025
Forecast Valid:
4am CDT Jul 14, 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