Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

A Few Clouds

69°F

21°C

Humidity 78%
Wind Speed N 3 mph
Barometer 30.06 in (1017.5 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 4 Aug 12:53 am CDT
Extended Forecast for

3 Miles WSW Lebanon IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 62. Northeast wind around 6 mph.

    Low: 62 °F

    Mostly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly after 3pm.  Mostly cloudy, with a high near 80. Northeast wind 5 to 7 mph.

    High: 80 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms before 7pm.  Mostly cloudy, with a low around 67. Northeast wind 5 to 7 mph becoming calm  after midnight.

    Low: 67 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly cloudy, then gradually becoming sunny, with a high near 83. Calm wind becoming east around 5 mph in the afternoon.

    High: 83 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 67. East wind around 5 mph becoming calm  in the evening.

    Low: 67 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 70.

    Low: 70 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 62. Northeast wind around 6 mph.
Monday
A 30 percent chance of showers and thunderstorms, mainly after 3pm. Mostly cloudy, with a high near 80. Northeast wind 5 to 7 mph.
Monday Night
A 30 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 67. Northeast wind 5 to 7 mph becoming calm after midnight.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 83. Calm wind becoming east around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 67. East wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 86.
Wednesday Night
Mostly clear, with a low around 68.
Thursday
Sunny, with a high near 88.
Thursday Night
Mostly clear, with a low around 70.
Friday
Sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 71.
Saturday
Sunny, with a high near 91.
Saturday Night
Mostly clear, with a low around 73.
Sunday
Sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Lebanon IL
 38.59°N 89.86°W (Elev. 499 ft)
10:21 pm CDT Aug 3, 2025
1am CDT Aug 4, 2025-6pm CDT Aug 10, 2025
 
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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