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Current conditions at

Marshall County Airport (KC75)

Lat: 41.02°NLon: 89.39°WElev: 545ft.

Fair

66°F

19°C

Humidity 68%
Wind Speed S 3 mph
Barometer 29.93 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 11 Oct 9:15 pm CDT
Extended Forecast for

Roanoke IL

  • Tonight

    Tonight: Increasing clouds, with a low around 63. South southwest wind 5 to 8 mph, with gusts as high as 17 mph.

    Low: 63 °F

    Increasing
    Clouds

  • Columbus Day

    Columbus Day: Sunny, with a high near 89. Southwest wind 8 to 15 mph, with gusts as high as 23 mph.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 71. South southwest wind 10 to 13 mph, with gusts as high as 23 mph.

    Low: 71 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 87. West wind 8 to 11 mph, with gusts as high as 20 mph.

    High: 87 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers after 1am. Low around 65. Light and variable wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 65 °F

    Chance
    T-storms then
    Showers

  • Wednesday

    Wednesday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 76. North wind 5 to 8 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 76 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers after 1am. Mostly cloudy, with a low around 57. East northeast wind around 10 mph, with gusts as high as 18 mph.

    Low: 57 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 71. Chance of precipitation is 70%.

    High: 71 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A 50 percent chance of showers before 1am. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Chance
    Showers

Detailed Forecast

Tonight
Increasing clouds, with a low around 63. South southwest wind 5 to 8 mph, with gusts as high as 17 mph.
Columbus Day
Sunny, with a high near 89. Southwest wind 8 to 15 mph, with gusts as high as 23 mph.
Monday Night
Clear, with a low around 71. South southwest wind 10 to 13 mph, with gusts as high as 23 mph.
Tuesday
Sunny, with a high near 87. West wind 8 to 11 mph, with gusts as high as 20 mph.
Tuesday Night
A chance of showers and thunderstorms, then showers after 1am. Low around 65. Light and variable wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 76. North wind 5 to 8 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
A 40 percent chance of showers after 1am. Mostly cloudy, with a low around 57. East northeast wind around 10 mph, with gusts as high as 18 mph.
Thursday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 71. Chance of precipitation is 70%.
Thursday Night
A 50 percent chance of showers before 1am. Mostly cloudy, with a low around 50.
Friday
Partly sunny, with a high near 62. Breezy.
Friday Night
Partly cloudy, with a low around 37. Breezy.
Saturday
Sunny, with a high near 57.
Saturday Night
Clear, with a low around 36.
Sunday
Sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Roanoke IL
 40.8°N 89.2°W (Elev. 738 ft)
Last Update:
7:36 pm CDT Oct 11, 2026
Forecast Valid:
9pm 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