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

70°F

21°C

Humidity 38%
Wind Speed NW 10 mph
Barometer 29.72 in (1006.3 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 7 Nov 11:53 am CST
Extended Forecast for

Lebanon IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 70. West wind 8 to 14 mph.

    High: 70 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 43. West wind 3 to 7 mph.

    Low: 43 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of rain, mainly after 5pm. Mostly cloudy, with a high near 67. Calm wind becoming northeast 5 to 7 mph in the afternoon.

    High: 67 °F

    Partly Sunny
    then Chance
    Rain

  • Saturday Night

    Saturday Night: A 40 percent chance of rain, mainly before midnight. Mostly cloudy, with a low around 37. North wind 7 to 16 mph becoming northwest in the evening.

    Low: 37 °F

    Chance Rain

  • Sunday

    Sunday: A slight chance of rain and snow between noon and 3pm, then a slight chance of snow after 3pm. Mostly sunny, with a high near 42. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    High: 42 °F

    Mostly Sunny
    then Slight
    Chance
    Rain/Snow and
    Breezy

  • Sunday Night

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

    Low: 25 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 42.

    High: 42 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

  • Veterans Day

    Veterans Day: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 70. West wind 8 to 14 mph.
Tonight
Mostly clear, with a low around 43. West wind 3 to 7 mph.
Saturday
A 30 percent chance of rain, mainly after 5pm. Mostly cloudy, with a high near 67. Calm wind becoming northeast 5 to 7 mph in the afternoon.
Saturday Night
A 40 percent chance of rain, mainly before midnight. Mostly cloudy, with a low around 37. North wind 7 to 16 mph becoming northwest in the evening.
Sunday
A slight chance of rain and snow between noon and 3pm, then a slight chance of snow after 3pm. Mostly sunny, with a high near 42. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 25.
Monday
Sunny, with a high near 42.
Monday Night
Mostly clear, with a low around 25.
Veterans Day
Mostly sunny, with a high near 54.
Tuesday Night
Mostly clear, with a low around 40.
Wednesday
Sunny, with a high near 64.
Wednesday Night
Mostly clear, with a low around 37.
Thursday
Sunny, with a high near 61.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lebanon IL
 38.61°N 89.81°W (Elev. 463 ft)
Last Update:
10:36 am CST Nov 7, 2025
Forecast Valid:
1pm CST Nov 7, 2025-6pm CST Nov 13, 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