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Hazardous Weather Conditions

Current conditions at

Marshall County Airport (KC75)

Lat: 41.02°NLon: 89.39°WElev: 545ft.

Fair

68°F

20°C

Humidity 82%
Wind Speed Calm
Barometer 29.86 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 13 Oct 8:15 pm CDT
Extended Forecast for

Chillicothe IL

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 64. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 64 °F

    Chance
    T-storms then
    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before noon, then a slight chance of showers between noon and 4pm. Cloudy, with a high near 69. Northeast wind 3 to 7 mph. Chance of precipitation is 30%.

    High: 69 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers, mainly after 5am. Mostly cloudy, with a low around 57. East northeast wind 7 to 9 mph, with gusts as high as 17 mph.

    Low: 57 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Showers. High near 69. East wind around 6 mph becoming south southwest in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 69 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely before 1am. Mostly cloudy, with a low around 46. Northwest wind 7 to 12 mph increasing to 13 to 18 mph after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Showers
    Likely

  • Friday

    Friday: Mostly sunny, with a high near 58. Breezy, with a northwest wind 18 to 21 mph, with gusts as high as 32 mph.

    High: 58 °F

    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 36. North northwest wind 6 to 11 mph becoming light north after midnight. Winds could gust as high as 20 mph.

    Low: 36 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 42.

    Low: 42 °F

    Clear

Detailed Forecast

Tonight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 64. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A chance of showers and thunderstorms before noon, then a slight chance of showers between noon and 4pm. Cloudy, with a high near 69. Northeast wind 3 to 7 mph. Chance of precipitation is 30%.
Wednesday Night
A 30 percent chance of showers, mainly after 5am. Mostly cloudy, with a low around 57. East northeast wind 7 to 9 mph, with gusts as high as 17 mph.
Thursday
Showers. High near 69. East wind around 6 mph becoming south southwest in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday Night
Showers likely before 1am. Mostly cloudy, with a low around 46. Northwest wind 7 to 12 mph increasing to 13 to 18 mph after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Mostly sunny, with a high near 58. Breezy, with a northwest wind 18 to 21 mph, with gusts as high as 32 mph.
Friday Night
Mostly clear, with a low around 36. North northwest wind 6 to 11 mph becoming light north after midnight. Winds could gust as high as 20 mph.
Saturday
Sunny, with a high near 60.
Saturday Night
Clear, with a low around 42.
Sunday
Sunny, with a high near 66.
Sunday Night
Partly cloudy, with a low around 48.
Monday
Partly sunny, with a high near 68.
Monday Night
Mostly cloudy, with a low around 49.
Tuesday
Mostly sunny, with a high near 73.
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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:
7:36 pm CDT Oct 13, 2026
Forecast Valid:
8pm CDT Oct 13, 2026-6pm CDT Oct 20, 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