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

62°F

17°C

Humidity 99%
Wind Speed Calm
Barometer 30.16 in
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 23 Jul 10:30 pm CDT
Extended Forecast for

Olney IL

  • Tonight

    Tonight: Partly cloudy, with a low around 61. Light northeast wind.

    Low: 61 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 80. Light east northeast wind.

    High: 80 °F

    Partly Sunny

  • Friday Night

    Friday Night: A slight chance of showers before 9pm, then a slight chance of showers after midnight. Mostly cloudy, with a low around 65. Calm wind. Chance of precipitation is 20%.

    Low: 65 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Partly sunny, with a high near 84. Calm wind becoming south around 6 mph in the morning. Chance of precipitation is 40%.

    High: 84 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 70. Light south wind.

    Low: 70 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 91. Light west wind.

    High: 91 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 73. Light south southwest wind.

    Low: 73 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny and hot, with a high near 95.

    High: 95 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 61. Light northeast wind.
Friday
Partly sunny, with a high near 80. Light east northeast wind.
Friday Night
A slight chance of showers before 9pm, then a slight chance of showers after midnight. Mostly cloudy, with a low around 65. Calm wind. Chance of precipitation is 20%.
Saturday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Partly sunny, with a high near 84. Calm wind becoming south around 6 mph in the morning. Chance of precipitation is 40%.
Saturday Night
Partly cloudy, with a low around 70. Light south wind.
Sunday
Mostly sunny, with a high near 91. Light west wind.
Sunday Night
Partly cloudy, with a low around 73. Light south southwest wind.
Monday
Mostly sunny and hot, with a high near 95.
Monday Night
Mostly clear, with a low around 75.
Tuesday
Sunny, with a high near 93.
Tuesday Night
Partly cloudy, with a low around 71.
Wednesday
Mostly sunny, with a high near 89.
Wednesday Night
Mostly clear, with a low around 69.
Thursday
Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Olney IL
 38.7°N 88.1°W (Elev. 449 ft)
Last Update:
10:36 pm CDT Jul 23, 2026
Forecast Valid:
10pm CDT Jul 23, 2026-6pm CDT Jul 30, 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