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.

A Few Clouds

77°F

25°C

Humidity 37%
Wind Speed W 17 mph
Barometer 29.86 in (1011.3 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 15 Jun 5:56 pm CDT
Extended Forecast for

Fulton IL

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 4am. Mostly clear, then becoming mostly cloudy toward daybreak, with a low around 57. Southwest wind 5 to 10 mph.

    Low: 57 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 8am. Mostly cloudy, then gradually becoming sunny, with a high near 76. Breezy, with a southwest wind 10 to 20 mph becoming west in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 20%.

    High: 76 °F

    Slight Chance
    T-storms then
    Mostly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 54. West wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.

    Low: 54 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 78. Southeast wind 5 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    High: 78 °F

    Showers then
    Heavy Rain

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Partly cloudy, with a low around 58. Chance of precipitation is 30%.

    Low: 58 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms after 4am. Mostly clear, then becoming mostly cloudy toward daybreak, with a low around 57. Southwest wind 5 to 10 mph.
Tuesday
A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 8am. Mostly cloudy, then gradually becoming sunny, with a high near 76. Breezy, with a southwest wind 10 to 20 mph becoming west in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 20%.
Tuesday Night
Increasing clouds, with a low around 54. West wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.
Wednesday
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 78. Southeast wind 5 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Wednesday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Partly cloudy, with a low around 58. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 75.
Thursday Night
Mostly clear, with a low around 54.
Juneteenth
Sunny, with a high near 78.
Friday Night
Mostly clear, with a low around 56.
Saturday
Mostly sunny, with a high near 79.
Saturday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 59.
Sunday
A 50 percent chance of showers. Partly sunny, with a high near 80.
Sunday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 60.
Monday
A 30 percent chance of showers. Partly sunny, with a high near 80.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fulton IL
 41.88°N 90.17°W (Elev. 574 ft)
Last Update:
5:56 pm CDT Jun 15, 2026
Forecast Valid:
6pm CDT Jun 15, 2026-6pm CDT Jun 22, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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