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

Hazardous Weather Conditions

Current conditions at

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Overcast

24°F

-4°C

Humidity 75%
Wind Speed SW 12 mph
Barometer 30.12 in (1021.0 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 2 Feb 2:54 am CST
Extended Forecast for

2 Miles E Elwin IL

  • Overnight

    Overnight: Cloudy, with a low around 20. Southwest wind around 8 mph.

    Low: 20 °F

    Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 31. West wind 5 to 8 mph.

    High: 31 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A 20 percent chance of snow after 3am. Mostly cloudy, with a low around 20. Light and variable wind.

    Low: 20 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Tuesday

    Tuesday: A 40 percent chance of snow before noon. Mostly cloudy, with a high near 29. North wind 5 to 9 mph.

    High: 29 °F

    Chance Snow
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 10. North wind 3 to 6 mph.

    Low: 10 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 24. Light and variable wind becoming northwest around 6 mph in the afternoon.

    High: 24 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 9. West wind 3 to 5 mph.

    Low: 9 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 32.

    High: 32 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

Detailed Forecast

Overnight
Cloudy, with a low around 20. Southwest wind around 8 mph.
Monday
Mostly cloudy, with a high near 31. West wind 5 to 8 mph.
Monday Night
A 20 percent chance of snow after 3am. Mostly cloudy, with a low around 20. Light and variable wind.
Tuesday
A 40 percent chance of snow before noon. Mostly cloudy, with a high near 29. North wind 5 to 9 mph.
Tuesday Night
Partly cloudy, with a low around 10. North wind 3 to 6 mph.
Wednesday
Mostly sunny, with a high near 24. Light and variable wind becoming northwest around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 9. West wind 3 to 5 mph.
Thursday
Partly sunny, with a high near 32.
Thursday Night
Partly cloudy, with a low around 26.
Friday
Partly sunny, with a high near 37.
Friday Night
Partly cloudy, with a low around 15.
Saturday
Mostly sunny, with a high near 27.
Saturday Night
Partly cloudy, with a low around 17.
Sunday
Mostly sunny, with a high near 33.
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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:
2:37 am CST Feb 2, 2026
Forecast Valid:
3am CST Feb 2, 2026-6pm CST Feb 8, 2026
 
Forecast Discussion
 
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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