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

41°F

5°C

Humidity 100%
Wind Speed Calm
Barometer 30.03 in (1017.8 mb)
Dewpoint 41°F (5°C)
Visibility 1.00 mi
Last update 4 Mar 8:47 pm CST
Extended Forecast for

Fulton IL

  • Tonight

    Tonight: A 40 percent chance of showers, mainly after 2am. Patchy fog. Otherwise, cloudy, with a low around 40. Northeast wind around 5 mph.

    Low: 40 °F

    Patchy Fog
    then Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: A chance of showers before 10am, then a slight chance of rain between 10am and 11am. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 56. Northeast wind around 5 mph. Chance of precipitation is 30%.

    High: 56 °F

    Chance
    Showers and
    Patchy Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: A chance of rain between midnight and 3am, then a chance of rain and thunderstorms after 3am. Mostly cloudy, with a low around 42. Southeast wind 5 to 10 mph. Chance of precipitation is 40%.

    Low: 42 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Friday

    Friday: Rain and possibly a thunderstorm. High near 71. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 71 °F

    Rain then
    Rain Likely

  • Friday Night

    Friday Night: Rain and possibly a thunderstorm. Low around 43. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 43 °F

    Rain

  • Saturday

    Saturday: Partly sunny, with a high near 53.

    High: 53 °F

    Partly Sunny

  • Saturday Night

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

    Low: 33 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

Detailed Forecast

Tonight
A 40 percent chance of showers, mainly after 2am. Patchy fog. Otherwise, cloudy, with a low around 40. Northeast wind around 5 mph.
Thursday
A chance of showers before 10am, then a slight chance of rain between 10am and 11am. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 56. Northeast wind around 5 mph. Chance of precipitation is 30%.
Thursday Night
A chance of rain between midnight and 3am, then a chance of rain and thunderstorms after 3am. Mostly cloudy, with a low around 42. Southeast wind 5 to 10 mph. Chance of precipitation is 40%.
Friday
Rain and possibly a thunderstorm. High near 71. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Rain and possibly a thunderstorm. Low around 43. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Partly sunny, with a high near 53.
Saturday Night
Mostly clear, with a low around 33.
Sunday
Sunny, with a high near 61.
Sunday Night
Mostly clear, with a low around 43.
Monday
Sunny, with a high near 71.
Monday Night
A 30 percent chance of rain. Partly cloudy, with a low around 48.
Tuesday
Rain likely. Mostly cloudy, with a high near 64. Chance of precipitation is 70%.
Tuesday Night
Rain and snow likely. Mostly cloudy, with a low around 32. Chance of precipitation is 70%.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 43. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Fulton IL
 41.88°N 90.2°W (Elev. 699 ft)
Last Update:
8:46 pm CST Mar 4, 2026
Forecast Valid:
9pm CST Mar 4, 2026-6pm CDT Mar 11, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation