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

Hazardous Weather Conditions

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair and Breezy

22°F

-6°C

Humidity 50%
Wind Speed W 24 G 36 mph
Barometer 30.08 in (1018.7 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Wind Chill6°F (-14°C)
Last update 29 Dec 1:53 am CST
Extended Forecast for

Lebanon IL

Wind Advisory until December 29, 06:00am
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory until December 29, 06:00am

    NOW until 6:00am Mon

    Wind Advisory

  • Overnight

    Low: 17 °F

    Partly Cloudy
    and Breezy

  • Monday

    Monday: Partly sunny, with a high near 30. Breezy, with a northwest wind 17 to 25 mph, with gusts as high as 38 mph.

    High: 30 °F

    Partly Sunny
    and Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 16. Northwest wind 8 to 16 mph, with gusts as high as 23 mph.

    Low: 16 °F

    Mostly Clear

  • Tuesday

    Tuesday: Increasing clouds, with a high near 35. Northwest wind 6 to 9 mph.

    High: 35 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 27. West wind around 7 mph.

    Low: 27 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 43.

    High: 43 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • New Year's Day

    New Year's Day: Mostly sunny, with a high near 36.

    High: 36 °F

    Mostly Sunny

Detailed Forecast

Overnight
Partly cloudy, with a low around 17. Breezy, with a west wind around 28 mph, with gusts as high as 39 mph.
Monday
Partly sunny, with a high near 30. Breezy, with a northwest wind 17 to 25 mph, with gusts as high as 38 mph.
Monday Night
Mostly clear, with a low around 16. Northwest wind 8 to 16 mph, with gusts as high as 23 mph.
Tuesday
Increasing clouds, with a high near 35. Northwest wind 6 to 9 mph.
Tuesday Night
Mostly clear, with a low around 27. West wind around 7 mph.
Wednesday
Partly sunny, with a high near 43.
Wednesday Night
Partly cloudy, with a low around 25.
New Year's Day
Mostly sunny, with a high near 36.
Thursday Night
Mostly cloudy, with a low around 22.
Friday
Mostly cloudy, with a high near 39.
Friday Night
Mostly cloudy, with a low around 25.
Saturday
Mostly sunny, with a high near 40.
Saturday Night
Partly cloudy, with a low around 23.
Sunday
Mostly sunny, with a high near 43.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lebanon IL
 38.61°N 89.81°W (Elev. 463 ft)
Last Update:
2:16 am CST Dec 29, 2025
Forecast Valid:
2am CST Dec 29, 2025-6pm CST Jan 4, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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