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.

Fair

17°F

-8°C

Humidity 68%
Wind Speed S 9 mph
Barometer 30.35 in (1028.9 mb)
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Wind Chill6°F (-14°C)
Last update 1 Feb 10:54 am CST
Extended Forecast for

3 Miles S La Place IL

  • Today

    Today: A 20 percent chance of snow after 3pm. Mostly cloudy, with a high near 23. South wind 7 to 10 mph, with gusts as high as 15 mph.

    High: 23 °F

    Slight Chance
    Snow

  • Tonight

    Tonight: A 50 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 16. South wind around 8 mph, with gusts as high as 15 mph.

    Low: 16 °F

    Chance Snow
    then Slight
    Chance Snow

  • Monday

    Monday: Mostly cloudy, with a high near 31. West wind 6 to 9 mph.

    High: 31 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 19. West southwest wind around 5 mph becoming calm.

    Low: 19 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 28. North wind 6 to 8 mph.

    High: 28 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 9. North wind around 6 mph.

    Low: 9 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 24. North wind around 6 mph.

    High: 24 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 7.

    Low: 7 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 32.

    High: 32 °F

    Partly Sunny

Detailed Forecast

Today
A 20 percent chance of snow after 3pm. Mostly cloudy, with a high near 23. South wind 7 to 10 mph, with gusts as high as 15 mph.
Tonight
A 50 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 16. South wind around 8 mph, with gusts as high as 15 mph.
Monday
Mostly cloudy, with a high near 31. West wind 6 to 9 mph.
Monday Night
Mostly cloudy, with a low around 19. West southwest wind around 5 mph becoming calm.
Tuesday
Mostly cloudy, with a high near 28. North wind 6 to 8 mph.
Tuesday Night
Mostly cloudy, with a low around 9. North wind around 6 mph.
Wednesday
Mostly sunny, with a high near 24. North wind around 6 mph.
Wednesday Night
Partly cloudy, with a low around 7.
Thursday
Partly sunny, with a high near 32.
Thursday Night
Mostly cloudy, with a low around 24.
Friday
Partly sunny, with a high near 37.
Friday Night
Mostly cloudy, with a low around 13.
Saturday
Mostly sunny, with a high near 24.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S La Place IL
 39.74°N 88.72°W (Elev. 673 ft)
Last Update:
9:37 am CST Feb 1, 2026
Forecast Valid:
11am CST Feb 1, 2026-6pm CST Feb 7, 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