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.

Fair

50°F

10°C

Humidity 57%
Wind Speed Calm
Barometer 30.18 in
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 23 Nov 11:15 am CST
Extended Forecast for

Chillicothe IL

  • Today

    Today: Sunny, with a high near 54. Light and variable wind.

    High: 54 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 37. Calm wind becoming south around 6 mph after midnight.

    Low: 37 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of rain after noon. Mostly cloudy, with a high near 56. South wind 6 to 9 mph, with gusts as high as 16 mph.

    High: 56 °F

    Mostly Cloudy
    then Chance
    Rain

  • Monday Night

    Monday Night: Rain. Low around 47. South southeast wind around 6 mph becoming calm after midnight. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 47 °F

    Rain

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 59. Calm wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 59 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 34. West wind 6 to 15 mph, with gusts as high as 24 mph.

    Low: 34 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 41. West wind 13 to 18 mph, with gusts as high as 26 mph.

    High: 41 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

  • Thanksgiving Day

    Thanksgiving Day: Mostly sunny, with a high near 36.

    High: 36 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 54. Light and variable wind.
Tonight
Partly cloudy, with a low around 37. Calm wind becoming south around 6 mph after midnight.
Monday
A 30 percent chance of rain after noon. Mostly cloudy, with a high near 56. South wind 6 to 9 mph, with gusts as high as 16 mph.
Monday Night
Rain. Low around 47. South southeast wind around 6 mph becoming calm after midnight. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Mostly cloudy, with a high near 59. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 34. West wind 6 to 15 mph, with gusts as high as 24 mph.
Wednesday
Mostly sunny, with a high near 41. West wind 13 to 18 mph, with gusts as high as 26 mph.
Wednesday Night
Partly cloudy, with a low around 24.
Thanksgiving Day
Mostly sunny, with a high near 36.
Thursday Night
Partly cloudy, with a low around 21.
Friday
Partly sunny, with a high near 37.
Friday Night
A chance of snow. Mostly cloudy, with a low around 26.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 40.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chillicothe IL
 40.91°N 89.49°W (Elev. 472 ft)
Last Update:
10:21 am CST Nov 23, 2025
Forecast Valid:
11am CST Nov 23, 2025-6pm CST Nov 29, 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