National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

66°F

19°C

Humidity 47%
Wind Speed S 8 mph
Barometer 30.03 in (1017.0 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 4 Nov 5:53 pm CST
Extended Forecast for

3 Miles NNE Lebanon IL

  • Tonight

    Tonight: Partly cloudy, with a low around 50. South wind 8 to 11 mph.

    Low: 50 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 70. Southwest wind 8 to 16 mph becoming north in the afternoon. Winds could gust as high as 26 mph.

    High: 70 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 38. North wind 5 to 7 mph becoming east after midnight.

    Low: 38 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 64. Light east wind becoming southeast 9 to 14 mph in the morning. Winds could gust as high as 21 mph.

    High: 64 °F

    Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers after midnight. Mostly cloudy, with a low around 52. South wind 9 to 11 mph, with gusts as high as 20 mph.

    Low: 52 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: A 40 percent chance of showers, mainly before noon. Mostly sunny, with a high near 71.

    High: 71 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of rain before midnight. Partly cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain
    then Partly
    Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 50. South wind 8 to 11 mph.
Wednesday
Sunny, with a high near 70. Southwest wind 8 to 16 mph becoming north in the afternoon. Winds could gust as high as 26 mph.
Wednesday Night
Clear, with a low around 38. North wind 5 to 7 mph becoming east after midnight.
Thursday
Sunny, with a high near 64. Light east wind becoming southeast 9 to 14 mph in the morning. Winds could gust as high as 21 mph.
Thursday Night
A 30 percent chance of showers after midnight. Mostly cloudy, with a low around 52. South wind 9 to 11 mph, with gusts as high as 20 mph.
Friday
A 40 percent chance of showers, mainly before noon. Mostly sunny, with a high near 71.
Friday Night
Mostly clear, with a low around 42.
Saturday
Mostly sunny, with a high near 67.
Saturday Night
A 30 percent chance of rain before midnight. Partly cloudy, with a low around 38.
Sunday
Partly sunny, with a high near 46.
Sunday Night
Partly cloudy, with a low around 25.
Monday
Sunny, with a high near 43.
Monday Night
Mostly clear, with a low around 24.
Veterans Day
Mostly sunny, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Lebanon IL
 38.65°N 89.8°W (Elev. 492 ft)
Last Update:
4:46 pm CST Nov 4, 2025
Forecast Valid:
6pm CST Nov 4, 2025-6pm CST Nov 11, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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