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

88°F

31°C

Humidity 56%
Wind Speed S 3 mph
Barometer 30.07 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 17 Aug 1:30 pm CDT
Extended Forecast for

2 Miles SE Sailor Springs IL

Heat Advisory August 17, 01:59pm until August 17, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 17, 01:59pm until August 17, 08:00pm

    NOW until 8:00pm Sun

    Heat Advisory

  • This Afternoon

    High: 90 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 9pm and 10pm. Partly cloudy, with a low around 73. Calm wind becoming northeast around 5 mph. Chance of precipitation is 20%.

    Low: 73 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 92. Heat index values as high as 103. East wind around 5 mph becoming calm in the afternoon.

    High: 92 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 72. Calm wind.

    Low: 72 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 90. Calm wind becoming south southwest around 5 mph in the morning.

    High: 90 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 72. Light north northwest wind. Chance of precipitation is 40%.

    Low: 72 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Mostly sunny, with a high near 85. North northeast wind 5 to 9 mph.

    High: 85 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms before 4pm. Partly sunny, with a high near 90. South southeast wind around 5 mph.
Tonight
A slight chance of showers and thunderstorms between 9pm and 10pm. Partly cloudy, with a low around 73. Calm wind becoming northeast around 5 mph. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 92. Heat index values as high as 103. East wind around 5 mph becoming calm in the afternoon.
Monday Night
Mostly clear, with a low around 72. Calm wind.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 90. Calm wind becoming south southwest around 5 mph in the morning.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 72. Light north northwest wind. Chance of precipitation is 40%.
Wednesday
Mostly sunny, with a high near 85. North northeast wind 5 to 9 mph.
Wednesday Night
Partly cloudy, with a low around 67.
Thursday
Mostly sunny, with a high near 84.
Thursday Night
Mostly clear, with a low around 66.
Friday
Sunny, with a high near 86.
Friday Night
Mostly clear, with a low around 66.
Saturday
Sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Sailor Springs IL
 38.73°N 88.32°W (Elev. 446 ft)
Last Update:
1:55 pm CDT Aug 17, 2025
Forecast Valid:
1pm CDT Aug 17, 2025-6pm CDT Aug 23, 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