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

Olney-Noble Airport (KOLY)

Lat: 38.72°NLon: 88.18°WElev: 479ft.

Fair

76°F

24°C

Humidity 67%
Wind Speed S 5 mph
Barometer 30.23 in
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 4 Oct 10:10 am CDT
Extended Forecast for

Olney IL

  • Today

    Today: Mostly sunny, with a high near 87. South southeast wind 5 to 9 mph.

    High: 87 °F

    Mostly Sunny

  • Tonight

    Tonight: Clear, with a low around 58. South southeast wind 3 to 6 mph.

    Low: 58 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 86. South wind 5 to 14 mph, with gusts as high as 20 mph.

    High: 86 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 63. South southeast wind 5 to 7 mph.

    Low: 63 °F

    Mostly Clear

  • Monday

    Monday: A 40 percent chance of showers. Mostly sunny, with a high near 84. South wind 5 to 9 mph.

    High: 84 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 64. South southeast wind 3 to 6 mph. Chance of precipitation is 50%.

    Low: 64 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday

    Tuesday: Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 78. Light and variable wind becoming northwest 5 to 10 mph in the morning. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 78 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 87. South southeast wind 5 to 9 mph.
Tonight
Clear, with a low around 58. South southeast wind 3 to 6 mph.
Sunday
Sunny, with a high near 86. South wind 5 to 14 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 63. South southeast wind 5 to 7 mph.
Monday
A 40 percent chance of showers. Mostly sunny, with a high near 84. South wind 5 to 9 mph.
Monday Night
A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 64. South southeast wind 3 to 6 mph. Chance of precipitation is 50%.
Tuesday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 78. Light and variable wind becoming northwest 5 to 10 mph in the morning. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Mostly cloudy, with a low around 54.
Wednesday
Sunny, with a high near 72.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 71.
Thursday Night
Mostly clear, with a low around 46.
Friday
Mostly sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Olney IL
 38.73°N 88.09°W (Elev. 446 ft)
Last Update:
9:16 am CDT Oct 4, 2025
Forecast Valid:
10am CDT Oct 4, 2025-6pm CDT Oct 10, 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