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.

Mostly Cloudy

61°F

16°C

Humidity 34%
Wind Speed W 14 G 23 mph
Barometer 30.19 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 19 Apr 4:15 pm CDT
Extended Forecast for

Olney IL

Frost Advisory April 20, 01:00am until April 20, 08:00am
Click here for hazard details and duration
Frost Advisory

  • Tonight

    Tonight: Patchy frost after 3am. Otherwise, partly cloudy, with a low around 38. West northwest wind 5 to 11 mph becoming northeast after midnight. Winds could gust as high as 23 mph.

    Low: 38 °F

    Partly Cloudy
    then Patchy
    Frost

  • Monday

    Monday: Patchy frost before 8am. Otherwise, sunny, with a high near 62. Northeast wind around 5 mph becoming calm in the afternoon.

    High: 62 °F

    Patchy Frost
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 46. South wind 3 to 8 mph. Winds could gust as high as 17 mph.

    Low: 46 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76. Southwest wind 8 to 18 mph, with gusts as high as 24 mph.

    High: 76 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 57. Southwest wind 9 to 13 mph, with gusts as high as 21 mph.

    Low: 57 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 78. West southwest wind 7 to 10 mph, with gusts as high as 16 mph.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57. South wind around 7 mph.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy
    then Chance
    T-storms

Detailed Forecast

Tonight
Patchy frost after 3am. Otherwise, partly cloudy, with a low around 38. West northwest wind 5 to 11 mph becoming northeast after midnight. Winds could gust as high as 23 mph.
Monday
Patchy frost before 8am. Otherwise, sunny, with a high near 62. Northeast wind around 5 mph becoming calm in the afternoon.
Monday Night
Mostly clear, with a low around 46. South wind 3 to 8 mph. Winds could gust as high as 17 mph.
Tuesday
Mostly sunny, with a high near 76. Southwest wind 8 to 18 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly clear, with a low around 57. Southwest wind 9 to 13 mph, with gusts as high as 21 mph.
Wednesday
Sunny, with a high near 78. West southwest wind 7 to 10 mph, with gusts as high as 16 mph.
Wednesday Night
Mostly clear, with a low around 57. South wind around 7 mph.
Thursday
Sunny, with a high near 81.
Thursday Night
A 50 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 63.
Friday
Showers, with thunderstorms also possible after 1pm. High near 75. Chance of precipitation is 80%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 54.
Saturday
A chance of showers. Partly sunny, with a high near 71.
Saturday Night
A chance of showers. Partly cloudy, with a low around 51.
Sunday
Mostly sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Olney IL
 38.73°N 88.09°W (Elev. 446 ft)
Last Update:
3:36 pm CDT Apr 19, 2026
Forecast Valid:
4pm CDT Apr 19, 2026-6pm CDT Apr 26, 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