Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

18°F

-8°C

Humidity 52%
Wind Speed SW 8 mph
Barometer 30.25 in (1025.2 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill8°F (-13°C)
Last update 27 Jan 12:53 am CST
Extended Forecast for

Lebanon IL

Cold Weather Advisory until January 27, 06:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory until January 27, 06:00am

    NOW until 6:00am Tue

    Cold Weather Advisory

  • Overnight

    Low: 11 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 29. Northwest wind 8 to 13 mph, with gusts as high as 20 mph.

    High: 29 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around -1. Northwest wind around 6 mph becoming calm  in the evening.

    Low: -1 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 28. Calm wind becoming west around 6 mph.

    High: 28 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 8. Calm wind.

    Low: 8 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy and cold, with a high near 20.

    High: 20 °F

    Cold

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 1.

    Low: 1 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny and cold, with a high near 15.

    High: 15 °F

    Cold

Detailed Forecast

Overnight
Clear, with a steady temperature around 11. Southwest wind around 10 mph.
Tuesday
Sunny, with a high near 29. Northwest wind 8 to 13 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around -1. Northwest wind around 6 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 28. Calm wind becoming west around 6 mph.
Wednesday Night
Mostly cloudy, with a low around 8. Calm wind.
Thursday
Mostly cloudy and cold, with a high near 20.
Thursday Night
Mostly cloudy, with a low around 1.
Friday
Mostly sunny and cold, with a high near 15.
Friday Night
Partly cloudy, with a low around -1.
Saturday
Mostly sunny and cold, with a high near 17.
Saturday Night
Partly cloudy, with a low around 2.
Sunday
Partly sunny, with a high near 25.
Sunday Night
Mostly cloudy, with a low around 12.
Monday
Partly sunny, with a high near 32.
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ABOUT THIS FORECAST

 
Point Forecast:
Lebanon IL
 38.61°N 89.81°W (Elev. 463 ft)
1:06 am CST Jan 27, 2026
1am CST Jan 27, 2026-6pm CST Feb 2, 2026
 
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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