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.

Mostly Cloudy

61°F

16°C

Humidity 23%
Wind Speed SE 12 mph
Barometer 29.99 in (1015.5 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 17 Nov 2:53 pm CST
Extended Forecast for

Lebanon IL

  • This Afternoon

    This Afternoon: A 20 percent chance of rain after 5pm. Mostly sunny, with a high near 60. Southeast wind around 11 mph.

    High: 60 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: A chance of rain and thunderstorms before 4am, then a slight chance of rain and thunderstorms after 5am. Cloudy, with a low around 46. Southeast wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.

    Low: 46 °F

    Chance Rain
    then Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of rain before 10am, then a slight chance of rain and thunderstorms between 10am and 2pm. Mostly cloudy, with a high near 71. South wind 7 to 10 mph becoming north in the afternoon. Chance of precipitation is 20%.

    High: 71 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 47. North wind around 6 mph becoming calm in the evening.

    Low: 47 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 61. Light north wind.

    High: 61 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain after midnight. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: Rain likely, then rain and possibly a thunderstorm after 9am. High near 66. Chance of precipitation is 80%.

    High: 66 °F

    Rain

  • Thursday Night

    Thursday Night: Rain and possibly a thunderstorm before midnight, then rain likely. Low around 53. Chance of precipitation is 80%.

    Low: 53 °F

    Rain

  • Friday

    Friday: Rain likely, with thunderstorms also possible after noon. Mostly cloudy, with a high near 62. Chance of precipitation is 70%.

    High: 62 °F

    Rain Likely

Detailed Forecast

This Afternoon
A 20 percent chance of rain after 5pm. Mostly sunny, with a high near 60. Southeast wind around 11 mph.
Tonight
A chance of rain and thunderstorms before 4am, then a slight chance of rain and thunderstorms after 5am. Cloudy, with a low around 46. Southeast wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Tuesday
A slight chance of rain before 10am, then a slight chance of rain and thunderstorms between 10am and 2pm. Mostly cloudy, with a high near 71. South wind 7 to 10 mph becoming north in the afternoon. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around 47. North wind around 6 mph becoming calm in the evening.
Wednesday
Mostly cloudy, with a high near 61. Light north wind.
Wednesday Night
A 40 percent chance of rain after midnight. Mostly cloudy, with a low around 47.
Thursday
Rain likely, then rain and possibly a thunderstorm after 9am. High near 66. Chance of precipitation is 80%.
Thursday Night
Rain and possibly a thunderstorm before midnight, then rain likely. Low around 53. Chance of precipitation is 80%.
Friday
Rain likely, with thunderstorms also possible after noon. Mostly cloudy, with a high near 62. Chance of precipitation is 70%.
Friday Night
A 40 percent chance of rain before midnight. Mostly cloudy, with a low around 42.
Saturday
Mostly sunny, with a high near 56.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Mostly sunny, with a high near 60.
Sunday Night
A 20 percent chance of rain. Partly cloudy, with a low around 41.
Monday
A 20 percent chance of rain. Partly sunny, with a high near 59.
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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:
3:16 pm CST Nov 17, 2025
Forecast Valid:
3pm CST Nov 17, 2025-6pm CST Nov 24, 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