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

56°F

13°C

Humidity 100%
Wind Speed Calm
Barometer 30.03 in
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 18 Sep 4:35 am CDT
Extended Forecast for

Olney IL

  • Today

    Today: Sunny, with a high near 92. Light and variable wind.

    High: 92 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 63. East southeast wind 3 to 5 mph.

    Low: 63 °F

    Mostly Clear

  • Friday

    Friday: Increasing clouds, with a high near 91. Calm wind becoming south around 6 mph in the morning.

    High: 91 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 64. Southeast wind around 5 mph becoming calm in the evening.

    Low: 64 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 90. Calm wind becoming south southeast around 6 mph in the morning.

    High: 90 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 65. South southeast wind around 5 mph becoming calm in the evening.

    Low: 65 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers after 1pm. Partly sunny, with a high near 87. Light south wind becoming south southwest 5 to 10 mph in the morning.

    High: 87 °F

    Partly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 50%.

    Low: 65 °F

    Chance
    T-storms

  • Monday

    Monday: A 50 percent chance of showers. Mostly cloudy, with a high near 83.

    High: 83 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 92. Light and variable wind.
Tonight
Mostly clear, with a low around 63. East southeast wind 3 to 5 mph.
Friday
Increasing clouds, with a high near 91. Calm wind becoming south around 6 mph in the morning.
Friday Night
Mostly cloudy, with a low around 64. Southeast wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 90. Calm wind becoming south southeast around 6 mph in the morning.
Saturday Night
Mostly cloudy, with a low around 65. South southeast wind around 5 mph becoming calm in the evening.
Sunday
A 30 percent chance of showers after 1pm. Partly sunny, with a high near 87. Light south wind becoming south southwest 5 to 10 mph in the morning.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 50%.
Monday
A 50 percent chance of showers. Mostly cloudy, with a high near 83.
Monday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 65.
Tuesday
A chance of showers. Partly sunny, with a high near 82.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
Mostly sunny, with a high near 82.
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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:
4:40 am CDT Sep 18, 2025
Forecast Valid:
4am CDT Sep 18, 2025-6pm CDT Sep 24, 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