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.

Overcast

70°F

21°C

Humidity 96%
Wind Speed NA
Barometer 29.92 in
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 16 Jun 10:30 pm CDT
Extended Forecast for

Dundas IL

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms. Areas of fog after 4am. Otherwise, cloudy, with a low around 67. Light south southeast wind.

    Low: 67 °F

    Slight Chance
    T-storms and
    Areas Fog

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms. Areas of fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 86. Light south southwest wind increasing to 5 to 9 mph in the morning.

    High: 86 °F

    Slight Chance
    T-storms and
    Areas Fog

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 72. South southwest wind around 7 mph.

    Low: 72 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 85. South southwest wind 10 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 85 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 1am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 69. South southwest wind 9 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts between 1 and 2 inches possible.

    Low: 69 °F

    Heavy Rain

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 83. West northwest wind 7 to 9 mph.

    High: 83 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 66. Light and variable wind.

    Low: 66 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms. Areas of fog after 4am. Otherwise, cloudy, with a low around 67. Light south southeast wind.
Tuesday
A 20 percent chance of showers and thunderstorms. Areas of fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 86. Light south southwest wind increasing to 5 to 9 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 72. South southwest wind around 7 mph.
Wednesday
Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 85. South southwest wind 10 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and thunderstorms likely before 1am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 69. South southwest wind 9 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts between 1 and 2 inches possible.
Juneteenth
Mostly sunny, with a high near 83. West northwest wind 7 to 9 mph.
Thursday Night
Mostly clear, with a low around 66. Light and variable wind.
Friday
Sunny, with a high near 88.
Friday Night
Mostly clear, with a low around 73.
Saturday
Sunny, with a high near 92.
Saturday Night
Mostly clear, with a low around 76.
Sunday
Sunny, with a high near 93.
Sunday Night
Mostly clear, with a low around 75.
Monday
Sunny, with a high near 92.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dundas IL
 38.84°N 88.09°W (Elev. 466 ft)
Last Update:
10:41 pm CDT Jun 16, 2025
Forecast Valid:
10pm CDT Jun 16, 2025-6pm CDT Jun 23, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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