National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Marshall County Airport (KC75)

Lat: 41.02°NLon: 89.39°WElev: 545ft.

Overcast

27°F

-3°C

Humidity 67%
Wind Speed NW 10 mph
Barometer 30.16 in
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 2 Feb 11:15 am CST
Extended Forecast for

Chillicothe IL

  • Today

    Today: Partly sunny, with a high near 31. West northwest wind 5 to 7 mph becoming calm in the afternoon.

    High: 31 °F

    Partly Sunny

  • Tonight

    Tonight: A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 20. Light and variable wind.

    Low: 20 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 30. Calm wind becoming north northeast around 6 mph in the morning.

    High: 30 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 10. Light north wind.

    Low: 10 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 29. Light west northwest wind.

    High: 29 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 15. Calm wind.

    Low: 15 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Partly sunny, with a high near 36. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 36 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 31. West northwest wind 5 to 7 mph becoming calm in the afternoon.
Tonight
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 20. Light and variable wind.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 30. Calm wind becoming north northeast around 6 mph in the morning.
Tuesday Night
Mostly clear, with a low around 10. Light north wind.
Wednesday
Sunny, with a high near 29. Light west northwest wind.
Wednesday Night
Increasing clouds, with a low around 15. Calm wind.
Thursday
Partly sunny, with a high near 36. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 31.
Friday
Partly sunny, with a high near 40.
Friday Night
Partly cloudy, with a low around 17.
Saturday
Sunny, with a high near 31.
Saturday Night
Partly cloudy, with a low around 21.
Sunday
Mostly sunny, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chillicothe IL
 40.91°N 89.49°W (Elev. 472 ft)
Last Update:
9:37 am CST Feb 2, 2026
Forecast Valid:
11am CST Feb 2, 2026-6pm CST Feb 8, 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