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

61°F

16°C

Humidity 46%
Wind Speed S 15 mph
Barometer 29.98 in (1015.5 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 16 Feb 3:54 pm CST
Extended Forecast for

La Place IL

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 39. South wind around 10 mph, with gusts as high as 18 mph.

    Low: 39 °F

    Partly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 10am. Otherwise, cloudy, with a high near 59. Breezy, with a south wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 32 mph.

    High: 59 °F

    Patchy Fog
    then Cloudy
    and Breezy

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain after midnight. Cloudy, then gradually becoming partly cloudy, with a low around 52. Breezy, with a south wind 18 to 23 mph, with gusts as high as 33 mph.

    Low: 52 °F

    Breezy.
    Cloudy then
    Chance Rain

  • Wednesday

    Wednesday: Sunny, with a high near 68. Breezy, with a west southwest wind 13 to 22 mph, with gusts as high as 30 mph.

    High: 68 °F

    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 44. Southwest wind 8 to 10 mph becoming southeast after midnight.

    Low: 44 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Rain likely after noon. Partly sunny, with a high near 67. South southeast wind 9 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 67 °F

    Partly Sunny
    then Rain
    Likely

  • Thursday Night

    Thursday Night: A 50 percent chance of rain before midnight. Partly cloudy, with a low around 35. Breezy, with a south wind 14 to 20 mph becoming west after midnight. Winds could gust as high as 26 mph.

    Low: 35 °F

    Chance Rain
    then Mostly
    Clear and
    Breezy

  • Friday

    Friday: Partly sunny, with a high near 47. Breezy.

    High: 47 °F

    Partly Sunny
    and Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 39. South wind around 10 mph, with gusts as high as 18 mph.
Tuesday
Patchy fog before 10am. Otherwise, cloudy, with a high near 59. Breezy, with a south wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 32 mph.
Tuesday Night
A 40 percent chance of rain after midnight. Cloudy, then gradually becoming partly cloudy, with a low around 52. Breezy, with a south wind 18 to 23 mph, with gusts as high as 33 mph.
Wednesday
Sunny, with a high near 68. Breezy, with a west southwest wind 13 to 22 mph, with gusts as high as 30 mph.
Wednesday Night
Increasing clouds, with a low around 44. Southwest wind 8 to 10 mph becoming southeast after midnight.
Thursday
Rain likely after noon. Partly sunny, with a high near 67. South southeast wind 9 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A 50 percent chance of rain before midnight. Partly cloudy, with a low around 35. Breezy, with a south wind 14 to 20 mph becoming west after midnight. Winds could gust as high as 26 mph.
Friday
Partly sunny, with a high near 47. Breezy.
Friday Night
Mostly cloudy, with a low around 27.
Saturday
Partly sunny, with a high near 44.
Saturday Night
Partly cloudy, with a low around 24.
Sunday
Mostly sunny, with a high near 38.
Sunday Night
Partly cloudy, with a low around 18.
Monday
Mostly sunny, with a high near 37.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
La Place IL
 39.81°N 88.71°W (Elev. 699 ft)
Last Update:
3:36 pm CST Feb 16, 2026
Forecast Valid:
4pm CST Feb 16, 2026-6pm CST Feb 23, 2026
 
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Additional Resources

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