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

Olney-Noble Airport (KOLY)

Lat: 38.72°NLon: 88.18°WElev: 479ft.

Fair

83°F

28°C

Humidity 36%
Wind Speed N 8 mph
Barometer 30.00 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 2 Sep 2:55 pm CDT
Extended Forecast for

Dundas IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 83. North wind around 5 mph.

    High: 83 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 56. Light and variable wind.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 83. Light west wind becoming west southwest 6 to 11 mph in the morning. Winds could gust as high as 17 mph.

    High: 83 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Showers likely after 7pm. Mostly cloudy, with a low around 58. West southwest wind around 7 mph becoming north northwest after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 58 °F

    Showers
    Likely

  • Thursday

    Thursday: Partly sunny, then gradually becoming sunny, with a high near 74. Northwest wind around 8 mph.

    High: 74 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 55. Calm wind becoming south 5 to 8 mph after midnight.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 78. South southwest wind 10 to 14 mph becoming west northwest in the morning. Winds could gust as high as 17 mph.

    High: 78 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 40 percent chance of showers before 1am. Partly cloudy, with a low around 51.

    Low: 51 °F

    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 83. North wind around 5 mph.
Tonight
Mostly clear, with a low around 56. Light and variable wind.
Wednesday
Sunny, with a high near 83. Light west wind becoming west southwest 6 to 11 mph in the morning. Winds could gust as high as 17 mph.
Wednesday Night
Showers likely after 7pm. Mostly cloudy, with a low around 58. West southwest wind around 7 mph becoming north northwest after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Partly sunny, then gradually becoming sunny, with a high near 74. Northwest wind around 8 mph.
Thursday Night
Mostly clear, with a low around 55. Calm wind becoming south 5 to 8 mph after midnight.
Friday
Mostly sunny, with a high near 78. South southwest wind 10 to 14 mph becoming west northwest in the morning. Winds could gust as high as 17 mph.
Friday Night
A 40 percent chance of showers before 1am. Partly cloudy, with a low around 51.
Saturday
Sunny, with a high near 74.
Saturday Night
Mostly clear, with a low around 49.
Sunday
Sunny, with a high near 76.
Sunday Night
Partly cloudy, with a low around 52.
Monday
Mostly sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dundas IL
 38.84°N 88.09°W (Elev. 466 ft)
Last Update:
1:39 pm CDT Sep 2, 2025
Forecast Valid:
3pm CDT Sep 2, 2025-6pm CDT Sep 8, 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