Current conditions at

Olney-Noble Airport (KOLY)

Lat: 38.72°NLon: 88.18°WElev: 479ft.

Overcast

67°F

19°C

Humidity 82%
Wind Speed Calm
Barometer 30.02 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 20 Jun 5:55 am CDT
Extended Forecast for

Olney IL

Flood Watch June 21, 07:00am until June 22, 01:00am
Click here for hazard details and duration
Flood Watch
  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 84. Calm wind becoming west northwest around 6 mph in the morning.

    High: 84 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Partly cloudy, with a low around 66. Light and variable wind.

    Low: 66 °F

    Partly Cloudy

  • Sunday

    Sunday: Showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 4pm, then showers and thunderstorms likely after 4pm.  High near 83. East southeast wind 6 to 15 mph becoming south in the afternoon. Winds could gust as high as 23 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 83 °F

    Chance
    T-storms then
    T-storms

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm.  Low around 68. South southwest wind 11 to 16 mph becoming west after midnight. Winds could gust as high as 25 mph.  Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 68 °F

    T-storms then
    Showers

  • Monday

    Monday: A 30 percent chance of showers before 1pm.  Mostly cloudy, with a high near 78. North northwest wind around 11 mph, with gusts as high as 17 mph.

    High: 78 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 60. North wind 5 to 9 mph, with gusts as high as 15 mph.

    Low: 60 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 80. North northeast wind 3 to 5 mph.

    High: 80 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 84. Calm wind becoming west northwest around 6 mph in the morning.
Tonight
Partly cloudy, with a low around 66. Light and variable wind.
Sunday
Showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 4pm, then showers and thunderstorms likely after 4pm. High near 83. East southeast wind 6 to 15 mph becoming south in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers and possibly a thunderstorm. Low around 68. South southwest wind 11 to 16 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Monday
A 30 percent chance of showers before 1pm. Mostly cloudy, with a high near 78. North northwest wind around 11 mph, with gusts as high as 17 mph.
Monday Night
Partly cloudy, with a low around 60. North wind 5 to 9 mph, with gusts as high as 15 mph.
Tuesday
Sunny, with a high near 80. North northeast wind 3 to 5 mph.
Tuesday Night
Mostly clear, with a low around 62.
Wednesday
Sunny, with a high near 82.
Wednesday Night
Mostly clear, with a low around 63.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 81.
Thursday Night
Partly cloudy, with a low around 62.
Friday
Mostly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
Olney IL
 38.75°N 88.09°W (Elev. 449 ft)
4:36 am CDT Jun 20, 2026
6am CDT Jun 20, 2026-6pm CDT Jun 26, 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