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

Hazardous Weather Conditions

Current conditions at

Olney-Noble Airport (KOLY)

Lat: 38.72°NLon: 88.18°WElev: 479ft.

Fair

65°F

18°C

Humidity 89%
Wind Speed SE 6 mph
Barometer 29.89 in
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 15 Apr 8:55 pm CDT
Extended Forecast for

Olney IL

  • Tonight

    Tonight: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4am. Low around 63. Southwest wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Chance
    T-storms then
    Showers

  • Thursday

    Thursday: A chance of showers before 9am, then a slight chance of showers after 5pm. Mostly cloudy, then gradually becoming sunny, with a high near 79. Southwest wind 9 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    High: 79 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 10 percent chance of showers before 7pm. Mostly clear, with a low around 58. West southwest wind around 6 mph becoming calm in the evening.

    Low: 58 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 84. Light south southeast wind becoming south 8 to 13 mph in the morning. Winds could gust as high as 20 mph.

    High: 84 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 59. South wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 59 °F

    Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 68. Southwest wind 14 to 17 mph becoming west northwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 68 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 40. West northwest wind 8 to 13 mph, with gusts as high as 21 mph.

    Low: 40 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 39.

    Low: 39 °F

    Clear

Detailed Forecast

Tonight
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4am. Low around 63. Southwest wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers before 9am, then a slight chance of showers after 5pm. Mostly cloudy, then gradually becoming sunny, with a high near 79. Southwest wind 9 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Thursday Night
A 10 percent chance of showers before 7pm. Mostly clear, with a low around 58. West southwest wind around 6 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 84. Light south southeast wind becoming south 8 to 13 mph in the morning. Winds could gust as high as 20 mph.
Friday Night
A chance of showers before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 59. South wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 68. Southwest wind 14 to 17 mph becoming west northwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Partly cloudy, with a low around 40. West northwest wind 8 to 13 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 61.
Sunday Night
Clear, with a low around 39.
Monday
Sunny, with a high near 67.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Sunny, with a high near 75.
Tuesday Night
Mostly clear, with a low around 54.
Wednesday
Mostly sunny, with a high near 76.
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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:
8:01 pm CDT Apr 15, 2026
Forecast Valid:
9pm CDT Apr 15, 2026-6pm CDT Apr 22, 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