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

69°F

21°C

Humidity 73%
Wind Speed S 8 mph
Barometer 29.89 in (1012.6 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 11 Oct 7:56 pm CDT
Extended Forecast for

Fulton IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 63. South wind around 5 mph.

    Low: 63 °F

    Mostly Cloudy

  • Columbus Day

    Columbus Day: Sunny, with a high near 87. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 87 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 68. Southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 68 °F

    Clear

  • Tuesday

    Tuesday: Partly sunny through mid morning, then becoming sunny, with a high near 83. West wind 5 to 10 mph.

    High: 83 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Showers likely. Mostly cloudy, with a low around 59. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 59 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 30 percent chance of showers before 1pm. Partly sunny, with a high near 72.

    High: 72 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers likely. Mostly cloudy, with a high near 67. Chance of precipitation is 70%.

    High: 67 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A 40 percent chance of showers before 1am. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 63. South wind around 5 mph.
Columbus Day
Sunny, with a high near 87. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Clear, with a low around 68. Southwest wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny through mid morning, then becoming sunny, with a high near 83. West wind 5 to 10 mph.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 59. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
A 30 percent chance of showers before 1pm. Partly sunny, with a high near 72.
Wednesday Night
Mostly cloudy, with a low around 54.
Thursday
Showers likely. Mostly cloudy, with a high near 67. Chance of precipitation is 70%.
Thursday Night
A 40 percent chance of showers before 1am. Mostly cloudy, with a low around 48.
Friday
Partly sunny, with a high near 59. Breezy.
Friday Night
Partly cloudy, with a low around 36.
Saturday
Sunny, with a high near 56.
Saturday Night
Mostly clear, with a low around 37.
Sunday
Sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fulton IL
 41.88°N 90.17°W (Elev. 574 ft)
Last Update:
9:36 pm CDT Oct 11, 2026
Forecast Valid:
10pm CDT Oct 11, 2026-6pm CDT Oct 18, 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