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.

Partly Cloudy

86°F

30°C

Humidity 63%
Wind Speed E 7 mph
Barometer 30.03 in (1016.4 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 14 Jul 3:53 pm CDT
Extended Forecast for

Lebanon IL

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms. Cloudy, with a high near 83. Light east wind.

    High: 83 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly cloudy, with a low around 71. Southeast wind around 5 mph becoming calm in the evening.

    Low: 71 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms, mainly after noon. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 86. Calm wind becoming south around 6 mph in the morning.

    High: 86 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 72. South wind around 6 mph becoming calm after midnight.

    Low: 72 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. Calm wind becoming southwest 5 to 7 mph in the morning.

    High: 92 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.

    Low: 75 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 92.

    High: 92 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 72.

    Low: 72 °F

    Chance
    T-storms

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 88.

    High: 88 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Cloudy, with a high near 83. Light east wind.
Tonight
Mostly cloudy, with a low around 71. Southeast wind around 5 mph becoming calm in the evening.
Tuesday
A 50 percent chance of showers and thunderstorms, mainly after noon. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 86. Calm wind becoming south around 6 mph in the morning.
Tuesday Night
Mostly cloudy, with a low around 72. South wind around 6 mph becoming calm after midnight.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. Calm wind becoming southwest 5 to 7 mph in the morning.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.
Thursday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 92.
Thursday Night
A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 72.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 88.
Friday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Saturday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
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:
4:21 pm CDT Jul 14, 2025
Forecast Valid:
4pm CDT Jul 14, 2025-6pm CDT Jul 21, 2025
 
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