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 61%
Wind Speed SW 6 mph
Barometer 29.92 in (1014.0 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 1 Jan 4:54 pm CST
Extended Forecast for

2 Miles E Elwin IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 21. Light and variable wind becoming north northwest around 5 mph.

    Low: 21 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 34. North northeast wind 5 to 7 mph.

    High: 34 °F

    Partly Sunny

  • Friday Night

    Friday Night: Cloudy, with a low around 23. Northeast wind around 6 mph.

    Low: 23 °F

    Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 36. Northeast wind around 6 mph becoming light and variable.

    High: 36 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 20. Northwest wind around 5 mph becoming calm in the evening.

    Low: 20 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 37. Calm wind becoming south southeast around 6 mph in the afternoon.

    High: 37 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 30. South southeast wind 6 to 13 mph, with gusts as high as 21 mph.

    Low: 30 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 21. Light and variable wind becoming north northwest around 5 mph.
Friday
Partly sunny, with a high near 34. North northeast wind 5 to 7 mph.
Friday Night
Cloudy, with a low around 23. Northeast wind around 6 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 36. Northeast wind around 6 mph becoming light and variable.
Saturday Night
Mostly clear, with a low around 20. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Increasing clouds, with a high near 37. Calm wind becoming south southeast around 6 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 30. South southeast wind 6 to 13 mph, with gusts as high as 21 mph.
Monday
Mostly sunny, with a high near 51.
Monday Night
Mostly cloudy, with a low around 38.
Tuesday
Partly sunny, with a high near 57.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
Mostly sunny, with a high near 51.
Wednesday Night
Partly cloudy, with a low around 36.
Thursday
A chance of rain. Mostly cloudy, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Elwin IL
 39.8°N 88.91°W (Elev. 656 ft)
Last Update:
5:36 pm CST Jan 1, 2026
Forecast Valid:
5pm CST Jan 1, 2026-6pm CST Jan 8, 2026
 
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