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

39°F

4°C

Humidity 100%
Wind Speed Calm
Barometer 30.23 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 19 Apr 2:15 am CDT
Extended Forecast for

Calhoun IL

Frost Advisory April 19, 02:27am until April 19, 08:00am
Click here for hazard details and duration
Frost Advisory
  •  
    Frost Advisory April 19, 02:27am until April 19, 08:00am

    NOW until 8:00am Sun

    Frost Advisory

  • Overnight

    Low: 36 °F

    Clear

  • Sunday

    Sunday: Areas of frost before 8am. Otherwise, sunny, with a high near 63. West wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 63 °F

    Areas Frost
    then Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 38. North northeast wind 6 to 10 mph, with gusts as high as 18 mph.

    Low: 38 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 62. East northeast wind around 6 mph becoming light and variable in the afternoon.

    High: 62 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 47. Light south southeast wind becoming south 5 to 9 mph in the evening. Winds could gust as high as 16 mph.

    Low: 47 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76. Southwest wind 10 to 17 mph, with gusts as high as 24 mph.

    High: 76 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56. Southwest wind around 11 mph, with gusts as high as 20 mph.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

Detailed Forecast

Overnight
Clear, with a low around 36. Light west southwest wind.
Sunday
Areas of frost before 8am. Otherwise, sunny, with a high near 63. West wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 28 mph.
Sunday Night
Partly cloudy, with a low around 38. North northeast wind 6 to 10 mph, with gusts as high as 18 mph.
Monday
Sunny, with a high near 62. East northeast wind around 6 mph becoming light and variable in the afternoon.
Monday Night
Mostly clear, with a low around 47. Light south southeast wind becoming south 5 to 9 mph in the evening. Winds could gust as high as 16 mph.
Tuesday
Mostly sunny, with a high near 76. Southwest wind 10 to 17 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly clear, with a low around 56. Southwest wind around 11 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 77.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Sunny, with a high near 81.
Thursday Night
A chance of showers. Partly cloudy, with a low around 64.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 78.
Friday Night
Showers likely. Mostly cloudy, with a low around 53.
Saturday
A chance of showers. Mostly sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Calhoun IL
 38.66°N 88.04°W (Elev. 509 ft)
Last Update:
2:01 am CDT Apr 19, 2026
Forecast Valid:
2am CDT Apr 19, 2026-6pm CDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation