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.

Fair

40°F

4°C

Humidity 89%
Wind Speed SE 3 mph
Barometer 30.05 in (1017.9 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 19 Mar 1:54 am CDT
Extended Forecast for

3 Miles S La Place IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 36. Light east southeast wind.

    Low: 36 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 70. South southeast wind 5 to 7 mph.

    High: 70 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 47. South southwest wind 6 to 9 mph, with gusts as high as 16 mph.

    Low: 47 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 76. Southwest wind 8 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 22 mph.

    High: 76 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 45. Northwest wind 6 to 9 mph becoming north northeast after midnight.

    Low: 45 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 74. East northeast wind 6 to 8 mph becoming west southwest in the afternoon.

    High: 74 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 54. South southwest wind 7 to 13 mph, with gusts as high as 20 mph.

    Low: 54 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 78. Breezy.

    High: 78 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 35. Breezy.

    Low: 35 °F

    Mostly Cloudy
    and Breezy
    then Partly
    Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 36. Light east southeast wind.
Thursday
Sunny, with a high near 70. South southeast wind 5 to 7 mph.
Thursday Night
Partly cloudy, with a low around 47. South southwest wind 6 to 9 mph, with gusts as high as 16 mph.
Friday
Mostly sunny, with a high near 76. Southwest wind 8 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 22 mph.
Friday Night
Mostly cloudy, with a low around 45. Northwest wind 6 to 9 mph becoming north northeast after midnight.
Saturday
Sunny, with a high near 74. East northeast wind 6 to 8 mph becoming west southwest in the afternoon.
Saturday Night
Mostly clear, with a low around 54. South southwest wind 7 to 13 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 78. Breezy.
Sunday Night
Partly cloudy, with a low around 35. Breezy.
Monday
Sunny, with a high near 50.
Monday Night
Partly cloudy, with a low around 31.
Tuesday
Mostly cloudy, with a high near 55.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Mostly sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S La Place IL
 39.74°N 88.72°W (Elev. 673 ft)
Last Update:
1:31 am CDT Mar 19, 2026
Forecast Valid:
1am CDT Mar 19, 2026-6pm CDT Mar 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation