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

69°F

21°C

Humidity 100%
Wind Speed NW 3 mph
Barometer 29.99 in
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 19 Aug 5:30 am CDT
Extended Forecast for

3 Miles SW West Salem IL

  • Today

    Today: Showers and thunderstorms likely, mainly before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 81. Calm wind becoming west southwest around 5 mph. Chance of precipitation is 70%.

    High: 81 °F

    Showers
    Likely then
    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely before 4am, then a slight chance of showers. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 70%.

    Low: 66 °F

    Chance
    T-storms then
    Showers
    Likely

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 83. Calm wind becoming north northeast around 5 mph in the morning.

    High: 83 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 65. Light northeast wind.

    Low: 65 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 85. Light and variable wind.

    High: 85 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 65. Calm wind.

    Low: 65 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85. Calm wind becoming northwest 5 to 8 mph in the afternoon.

    High: 85 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 64. Northwest wind around 5 mph becoming calm in the evening.

    Low: 64 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 83. Calm wind becoming north northwest around 6 mph in the afternoon.

    High: 83 °F

    Sunny

Detailed Forecast

Today
Showers and thunderstorms likely, mainly before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 81. Calm wind becoming west southwest around 5 mph. Chance of precipitation is 70%.
Tonight
Showers and thunderstorms likely before 4am, then a slight chance of showers. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 70%.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 83. Calm wind becoming north northeast around 5 mph in the morning.
Thursday Night
Mostly clear, with a low around 65. Light northeast wind.
Friday
Sunny, with a high near 85. Light and variable wind.
Friday Night
Mostly clear, with a low around 65. Calm wind.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85. Calm wind becoming northwest 5 to 8 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 64. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 83. Calm wind becoming north northwest around 6 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 62. Light east northeast wind.
Monday
Mostly sunny, with a high near 83. East southeast wind 3 to 5 mph.
Monday Night
Partly cloudy, with a low around 64. Light east wind.
Tuesday
Mostly sunny, with a high near 86. East southeast wind 3 to 6 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW West Salem IL
 38.48°N 88.05°W
Last Update:
5:31 am CDT Aug 19, 2026
Forecast Valid:
6am CDT Aug 19, 2026-6pm CDT Aug 25, 2026
 
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Additional Resources

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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