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Current conditions at

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Fair

78°F

26°C

Humidity 48%
Wind Speed Calm
Barometer 29.99 in (1015.1 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 11 Oct 1:54 pm CDT
Extended Forecast for

3 Miles S La Place IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 80. Light west northwest wind.

    High: 80 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 60. Calm wind becoming south southwest 5 to 8 mph after midnight.

    Low: 60 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Sunny, with a high near 90. Southwest wind 7 to 15 mph, with gusts as high as 21 mph.

    High: 90 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 70. Southwest wind 9 to 13 mph, with gusts as high as 18 mph.

    Low: 70 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 90. West southwest wind 11 to 14 mph, with gusts as high as 21 mph.

    High: 90 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Increasing clouds, with a low around 68. Southwest wind 3 to 6 mph. Chance of precipitation is 50%.

    Low: 68 °F

    Mostly Clear
    then Chance
    T-storms

  • Wednesday

    Wednesday: Showers. High near 80. North wind around 7 mph becoming southwest in the morning. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 80 °F

    Showers

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 59.

    Low: 59 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers likely, then showers and possibly a thunderstorm after 1pm. High near 74. Chance of precipitation is 80%.

    High: 74 °F

    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 80. Light west northwest wind.
Tonight
Mostly clear, with a low around 60. Calm wind becoming south southwest 5 to 8 mph after midnight.
Columbus Day
Sunny, with a high near 90. Southwest wind 7 to 15 mph, with gusts as high as 21 mph.
Monday Night
Mostly clear, with a low around 70. Southwest wind 9 to 13 mph, with gusts as high as 18 mph.
Tuesday
Sunny, with a high near 90. West southwest wind 11 to 14 mph, with gusts as high as 21 mph.
Tuesday Night
A chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Increasing clouds, with a low around 68. Southwest wind 3 to 6 mph. Chance of precipitation is 50%.
Wednesday
Showers. High near 80. North wind around 7 mph becoming southwest in the morning. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 59.
Thursday
Showers likely, then showers and possibly a thunderstorm after 1pm. High near 74. Chance of precipitation is 80%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 51. Chance of precipitation is 50%.
Friday
Partly sunny, with a high near 64. Breezy.
Friday Night
Partly cloudy, with a low around 36.
Saturday
Sunny, with a high near 58.
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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:
1:46 pm CDT Oct 11, 2026
Forecast Valid:
2pm CDT Oct 11, 2026-6pm CDT Oct 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation