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

Olney-Noble Airport (KOLY)

Lat: 38.72°NLon: 88.18°WElev: 479ft.

Fair

78°F

26°C

Humidity 48%
Wind Speed NW 8 mph
Barometer 30.01 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 11 Oct 12:50 pm CDT
Extended Forecast for

Calhoun IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 82. North northwest wind around 7 mph.

    High: 82 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 58. Light and variable wind.

    Low: 58 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Sunny, with a high near 91. Southwest wind 5 to 13 mph, with gusts as high as 18 mph.

    High: 91 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 67. Southwest wind around 9 mph, with gusts as high as 17 mph.

    Low: 67 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 92. West southwest wind 8 to 11 mph, with gusts as high as 17 mph.

    High: 92 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers after 1am. Partly cloudy, with a low around 68. Southwest wind 3 to 6 mph.

    Low: 68 °F

    Mostly Clear
    then Chance
    Showers

  • Wednesday

    Wednesday: Showers likely. Partly sunny, with a high near 84. Southwest wind 5 to 7 mph becoming north northeast in the morning. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 84 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 63.

    Low: 63 °F

    Chance
    Showers

  • Thursday

    Thursday: A 50 percent chance of showers. Mostly cloudy, with a high near 79.

    High: 79 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 82. North northwest wind around 7 mph.
Tonight
Mostly clear, with a low around 58. Light and variable wind.
Columbus Day
Sunny, with a high near 91. Southwest wind 5 to 13 mph, with gusts as high as 18 mph.
Monday Night
Clear, with a low around 67. Southwest wind around 9 mph, with gusts as high as 17 mph.
Tuesday
Sunny, with a high near 92. West southwest wind 8 to 11 mph, with gusts as high as 17 mph.
Tuesday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 68. Southwest wind 3 to 6 mph.
Wednesday
Showers likely. Partly sunny, with a high near 84. Southwest wind 5 to 7 mph becoming north northeast in the morning. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 63.
Thursday
A 50 percent chance of showers. Mostly cloudy, with a high near 79.
Thursday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 55.
Friday
Partly sunny, with a high near 68.
Friday Night
Partly cloudy, with a low around 41.
Saturday
Mostly sunny, with a high near 60.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Calhoun IL
 38.66°N 88.04°W (Elev. 509 ft)
Last Update:
12:36 pm CDT Oct 11, 2026
Forecast Valid:
1pm CDT Oct 11, 2026-6pm CDT Oct 17, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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