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

32°F

0°C

Humidity 85%
Wind Speed N 15 G 25 mph
Barometer 30.14 in (1021.1 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 7 Dec 2:54 pm CST
Extended Forecast for

Lane IL

  • This Afternoon

    This Afternoon: Cloudy, with a high near 33. North northeast wind 14 to 16 mph, with gusts as high as 24 mph.

    High: 33 °F

    Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 14. North northeast wind 6 to 14 mph, with gusts as high as 20 mph.

    Low: 14 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 26. Northeast wind around 6 mph becoming light and variable.

    High: 26 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a temperature falling to near 18 by 9pm, then rising to around 27 during the remainder of the night. South wind 6 to 11 mph increasing to 12 to 17 mph after midnight. Winds could gust as high as 23 mph.

    Low: 18 °F⇑

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 41. Southwest wind 14 to 17 mph, with gusts as high as 23 mph.

    High: 41 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 34. Breezy, with a south wind 15 to 23 mph becoming west after midnight. Winds could gust as high as 33 mph.

    Low: 34 °F

    Breezy.
    Mostly Cloudy
    then Chance
    Rain

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 39. Breezy, with a west northwest wind 15 to 23 mph, with gusts as high as 36 mph.

    High: 39 °F

    Mostly Cloudy
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 50 percent chance of snow. Mostly cloudy, with a high near 29.

    High: 29 °F

    Chance Snow

Detailed Forecast

This Afternoon
Cloudy, with a high near 33. North northeast wind 14 to 16 mph, with gusts as high as 24 mph.
Tonight
Mostly cloudy, with a low around 14. North northeast wind 6 to 14 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 26. Northeast wind around 6 mph becoming light and variable.
Monday Night
Mostly cloudy, with a temperature falling to near 18 by 9pm, then rising to around 27 during the remainder of the night. South wind 6 to 11 mph increasing to 12 to 17 mph after midnight. Winds could gust as high as 23 mph.
Tuesday
Partly sunny, with a high near 41. Southwest wind 14 to 17 mph, with gusts as high as 23 mph.
Tuesday Night
A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 34. Breezy, with a south wind 15 to 23 mph becoming west after midnight. Winds could gust as high as 33 mph.
Wednesday
Mostly cloudy, with a high near 39. Breezy, with a west northwest wind 15 to 23 mph, with gusts as high as 36 mph.
Wednesday Night
Mostly cloudy, with a low around 21.
Thursday
A 50 percent chance of snow. Mostly cloudy, with a high near 29.
Thursday Night
Mostly cloudy, with a low around 12.
Friday
Partly sunny, with a high near 20.
Friday Night
Mostly cloudy, with a low around 0.
Saturday
Partly sunny, with a high near 12.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lane IL
 40.12°N 88.87°W (Elev. 725 ft)
Last Update:
3:16 pm CST Dec 7, 2025
Forecast Valid:
3pm CST Dec 7, 2025-6pm CST Dec 13, 2025
 
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