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.

Light Snow and Breezy

19°F

-7°C

Humidity 68%
Wind Speed W 24 G 37 mph
Barometer 29.92 in (1013.6 mb)
Dewpoint 10°F (-12°C)
Visibility 9.00 mi
Wind Chill2°F (-17°C)
Last update 29 Dec 1:54 am CST
Extended Forecast for

3 Miles S La Place IL

Wind Advisory until December 29, 03:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory until December 29, 03:00pm

    NOW until 3:00pm Mon

    Wind Advisory

  • Overnight

    Low: 13 °F

    Chance
    Flurries and
    Windy

  • Monday

    Monday: Partly sunny, with a high near 22. Wind chill values between -9 and 1. Windy, with a west northwest wind 27 to 32 mph decreasing to 20 to 25 mph in the afternoon. Winds could gust as high as 47 mph.

    High: 22 °F

    Partly Sunny
    and Windy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 12. Wind chill values between -2 and 3. Northwest wind 11 to 18 mph, with gusts as high as 26 mph.

    Low: 12 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Increasing clouds, with a high near 30. Wind chill values between -2 and 8. West southwest wind 11 to 14 mph, with gusts as high as 20 mph.

    High: 30 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 24. West wind around 11 mph, with gusts as high as 18 mph.

    Low: 24 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 35. West northwest wind 10 to 15 mph, with gusts as high as 23 mph.

    High: 35 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 17. North northwest wind around 9 mph.

    Low: 17 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: Mostly sunny, with a high near 27.

    High: 27 °F

    Mostly Sunny

Detailed Forecast

Overnight
A chance of flurries before 3am. Mostly cloudy, with a low around 13. Wind chill values between -7 and 1. Windy, with a west wind around 33 mph, with gusts as high as 49 mph.
Monday
Partly sunny, with a high near 22. Wind chill values between -9 and 1. Windy, with a west northwest wind 27 to 32 mph decreasing to 20 to 25 mph in the afternoon. Winds could gust as high as 47 mph.
Monday Night
Partly cloudy, with a low around 12. Wind chill values between -2 and 3. Northwest wind 11 to 18 mph, with gusts as high as 26 mph.
Tuesday
Increasing clouds, with a high near 30. Wind chill values between -2 and 8. West southwest wind 11 to 14 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 24. West wind around 11 mph, with gusts as high as 18 mph.
Wednesday
Mostly cloudy, with a high near 35. West northwest wind 10 to 15 mph, with gusts as high as 23 mph.
Wednesday Night
Mostly cloudy, with a low around 17. North northwest wind around 9 mph.
New Year's Day
Mostly sunny, with a high near 27.
Thursday Night
Partly cloudy, with a low around 15.
Friday
Partly sunny, with a high near 32.
Friday Night
Partly cloudy, with a low around 19.
Saturday
Mostly sunny, with a high near 34.
Saturday Night
Partly cloudy, with a low around 17.
Sunday
Mostly sunny, with a high near 36.
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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:
1:21 am CST Dec 29, 2025
Forecast Valid:
2am CST Dec 29, 2025-6pm CST Jan 4, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation