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

Marshall County Airport (KC75)

Lat: 41.02°NLon: 89.39°WElev: 545ft.

Partly Cloudy

40°F

4°C

Humidity 88%
Wind Speed NW 3 mph
Barometer 29.87 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 12 Nov 4:35 am CST
Extended Forecast for

Roanoke IL

  • Today

    Today: Isolated showers between 7am and 10am. Mostly cloudy, with a high near 43. Breezy, with a north wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 20%.

    High: 43 °F

    Isolated
    Showers then
    Mostly Cloudy
    and Breezy

  • Tonight

    Tonight: Partly cloudy, with a low around 29. North northwest wind 8 to 14 mph, with gusts as high as 24 mph.

    Low: 29 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of snow showers before 11am, then a slight chance of rain showers between 11am and noon. Mostly sunny, with a high near 42. North northwest wind 9 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 42 °F

    Slight Chance
    Rain/Snow
    then Partly
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 24. North northwest wind 3 to 7 mph. Winds could gust as high as 15 mph.

    Low: 24 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 45. North northwest wind 3 to 7 mph.

    High: 45 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 24. Calm wind.

    Low: 24 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 49. Calm wind.

    High: 49 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

Detailed Forecast

Today
Isolated showers between 7am and 10am. Mostly cloudy, with a high near 43. Breezy, with a north wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 29. North northwest wind 8 to 14 mph, with gusts as high as 24 mph.
Friday
A slight chance of snow showers before 11am, then a slight chance of rain showers between 11am and noon. Mostly sunny, with a high near 42. North northwest wind 9 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Friday Night
Mostly clear, with a low around 24. North northwest wind 3 to 7 mph. Winds could gust as high as 15 mph.
Saturday
Sunny, with a high near 45. North northwest wind 3 to 7 mph.
Saturday Night
Clear, with a low around 24. Calm wind.
Sunday
Sunny, with a high near 49. Calm wind.
Sunday Night
Mostly clear, with a low around 26.
Monday
Sunny, with a high near 50.
Monday Night
Mostly clear, with a low around 27.
Tuesday
Sunny, with a high near 53.
Tuesday Night
Clear, with a low around 29.
Wednesday
Sunny, with a high near 56.
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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:
3:06 am CST Nov 12, 2026
Forecast Valid:
4am CST Nov 12, 2026-6pm CST Nov 18, 2026
 
Forecast Discussion
 
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Additional Resources

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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