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

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Overcast

55°F

13°C

Humidity 77%
Wind Speed SW 12 mph
Barometer 29.81 in (1009.4 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 4 Nov 9:54 pm CST
Extended Forecast for

Owaneco IL

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 46. Southwest wind 6 to 9 mph, with gusts as high as 17 mph.

    Low: 46 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Increasing clouds, with a high near 59. West southwest wind 8 to 13 mph, with gusts as high as 20 mph.

    High: 59 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: A 20 percent chance of rain between midnight and 1am. Mostly cloudy, with a low around 41. North northwest wind 6 to 9 mph, with gusts as high as 15 mph.

    Low: 41 °F

    Slight Chance
    Rain

  • Friday

    Friday: Partly sunny, with a high near 52. North northwest wind 7 to 11 mph, with gusts as high as 17 mph.

    High: 52 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 30. North wind around 6 mph becoming calm in the evening.

    Low: 30 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 53. Calm wind becoming north northwest around 5 mph.

    High: 53 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 30. Calm wind.

    Low: 30 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 46. Southwest wind 6 to 9 mph, with gusts as high as 17 mph.
Thursday
Increasing clouds, with a high near 59. West southwest wind 8 to 13 mph, with gusts as high as 20 mph.
Thursday Night
A 20 percent chance of rain between midnight and 1am. Mostly cloudy, with a low around 41. North northwest wind 6 to 9 mph, with gusts as high as 15 mph.
Friday
Partly sunny, with a high near 52. North northwest wind 7 to 11 mph, with gusts as high as 17 mph.
Friday Night
Mostly clear, with a low around 30. North wind around 6 mph becoming calm in the evening.
Saturday
Sunny, with a high near 53. Calm wind becoming north northwest around 5 mph.
Saturday Night
Mostly clear, with a low around 30. Calm wind.
Sunday
Sunny, with a high near 59.
Sunday Night
Mostly clear, with a low around 33.
Monday
Sunny, with a high near 64.
Monday Night
Clear, with a low around 37.
Tuesday
Sunny, with a high near 65.
Tuesday Night
Mostly clear, with a low around 38.
Veterans Day
Sunny, with a high near 65.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Owaneco IL
 39.47°N 89.19°W (Elev. 623 ft)
Last Update:
9:46 pm CST Nov 4, 2026
Forecast Valid:
10pm CST Nov 4, 2026-6pm CST Nov 11, 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