Current conditions at

Marshall County Airport (KC75)

Lat: 41.02°NLon: 89.39°WElev: 545ft.

Fair

76°F

24°C

Humidity 62%
Wind Speed SW 9 mph
Barometer 30.13 in
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 29 Aug 11:15 am CDT
Extended Forecast for

Roanoke IL

  • Today

    Today: Mostly cloudy, with a high near 81. South wind around 10 mph, with gusts as high as 20 mph.

    High: 81 °F

    Mostly Cloudy

  • Tonight

    Tonight: Partly cloudy, with a low around 69. South wind 8 to 11 mph, with gusts as high as 22 mph.

    Low: 69 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 88. South southwest wind 11 to 14 mph, with gusts as high as 24 mph.

    High: 88 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 72. South wind 9 to 11 mph, with gusts as high as 21 mph.

    Low: 72 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 92. South southwest wind around 11 mph, with gusts as high as 20 mph.

    High: 92 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 74. South wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 74 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 94. Southwest wind around 9 mph, with gusts as high as 17 mph.

    High: 94 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 81. South wind around 10 mph, with gusts as high as 20 mph.
Tonight
Partly cloudy, with a low around 69. South wind 8 to 11 mph, with gusts as high as 22 mph.
Sunday
Mostly sunny, with a high near 88. South southwest wind 11 to 14 mph, with gusts as high as 24 mph.
Sunday Night
Partly cloudy, with a low around 72. South wind 9 to 11 mph, with gusts as high as 21 mph.
Monday
Mostly sunny, with a high near 92. South southwest wind around 11 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 74. South wind 7 to 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 94. Southwest wind around 9 mph, with gusts as high as 17 mph.
Tuesday Night
Mostly clear, with a low around 74.
Wednesday
Sunny, with a high near 94.
Wednesday Night
Mostly clear, with a low around 72.
Thursday
Mostly sunny, with a high near 91.
Thursday Night
A chance of showers. Partly cloudy, with a low around 70.
Friday
Mostly sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
Roanoke IL
 40.8°N 89.2°W (Elev. 738 ft)
10:36 am CDT Aug 29, 2026
11am CDT Aug 29, 2026-6pm CDT Sep 4, 2026
 
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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