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

68°F

20°C

Humidity 81%
Wind Speed SW 5 mph
Barometer 30.00 in (1015.4 mb)
Dewpoint 62°F (17°C)
Visibility 9.00 mi
Last update 20 Jun 12:54 am CDT
Extended Forecast for

3 Miles S La Place IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 62. South southwest wind around 5 mph becoming west.

    Low: 62 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 81. West northwest wind 3 to 8 mph.

    High: 81 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 61. Northwest wind around 5 mph becoming calm.

    Low: 61 °F

    Partly Cloudy

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm between 11am and 1pm, then showers and thunderstorms after 1pm. High near 77. East southeast wind 7 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    High: 77 °F

    Showers
    Likely then
    T-storms

  • Sunday Night

    Sunday Night: Showers and thunderstorms, mainly before 1am. Low around 61. South wind 13 to 18 mph becoming north northwest after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    Low: 61 °F

    T-storms

  • Monday

    Monday: Partly sunny, with a high near 74. North wind around 14 mph, with gusts as high as 21 mph.

    High: 74 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 54. North northeast wind 6 to 13 mph, with gusts as high as 16 mph.

    Low: 54 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 62. South southwest wind around 5 mph becoming west.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 81. West northwest wind 3 to 8 mph.
Saturday Night
Partly cloudy, with a low around 61. Northwest wind around 5 mph becoming calm.
Sunday
Showers likely and possibly a thunderstorm between 11am and 1pm, then showers and thunderstorms after 1pm. High near 77. East southeast wind 7 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Sunday Night
Showers and thunderstorms, mainly before 1am. Low around 61. South wind 13 to 18 mph becoming north northwest after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Monday
Partly sunny, with a high near 74. North wind around 14 mph, with gusts as high as 21 mph.
Monday Night
Partly cloudy, with a low around 54. North northeast wind 6 to 13 mph, with gusts as high as 16 mph.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
Sunny, with a high near 77.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Mostly sunny, with a high near 77.
Thursday Night
Partly cloudy, with a low around 58.
Friday
Mostly sunny, with a high near 78.
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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:
12:01 am CDT Jun 20, 2026
Forecast Valid:
1am CDT Jun 20, 2026-6pm CDT Jun 26, 2026
 
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Additional Resources

Radar & Satellite Image

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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