Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Mostly Cloudy

74°F

23°C

Humidity 52%
Wind Speed NE 3 mph
Barometer 30.18 in (1021.8 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 2 Aug 7:53 pm CDT
Extended Forecast for

Smithton IL

  • Tonight

    Tonight: Partly cloudy, with a low around 56. Northeast wind 3 to 6 mph.

    Low: 56 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 81. Northeast wind 3 to 8 mph.

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 64. Northeast wind around 5 mph becoming calm  in the evening.

    Low: 64 °F

    Increasing
    Clouds

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm.  Partly 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

  • Monday Night

    Monday Night: Partly cloudy, with a low around 67. East wind around 5 mph becoming calm  in the evening.

    Low: 67 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

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

    Low: 68 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 56. Northeast wind 3 to 6 mph.
Sunday
Sunny, with a high near 81. Northeast wind 3 to 8 mph.
Sunday Night
Increasing clouds, with a low around 64. Northeast wind around 5 mph becoming calm in the evening.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 83. Calm wind becoming east around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 67. East wind around 5 mph becoming calm in the evening.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85.
Tuesday Night
Mostly clear, with a low around 68.
Wednesday
Mostly sunny, with a high near 87.
Wednesday Night
Mostly clear, with a low around 69.
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 72.
Saturday
Sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
Smithton IL
 38.41°N 89.99°W (Elev. 453 ft)
5:51 pm CDT Aug 2, 2025
8pm CDT Aug 2, 2025-6pm CDT Aug 9, 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