Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

61°F

16°C

Humidity 30%
Wind Speed S 10 mph
Barometer 30.08 in (1018.6 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 13 Feb 3:53 pm CST
Extended Forecast for

5 Miles SW Smithton IL

  • Tonight

    Tonight: Increasing clouds, with a low around 37. South wind around 6 mph becoming calm  after midnight.

    Low: 37 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Rain, mainly after 9am.  High near 50. Calm wind becoming southeast 5 to 7 mph in the morning.  Chance of precipitation is 90%.

    High: 50 °F

    Rain

  • Saturday Night

    Saturday Night: Rain, mainly before 5am.  Low around 44. Northeast wind around 7 mph.  Chance of precipitation is 90%.

    Low: 44 °F

    Rain

  • Sunday

    Sunday: A 30 percent chance of rain before noon.  Cloudy, then gradually becoming mostly sunny, with a high near 56. Northeast wind 6 to 10 mph.

    High: 56 °F

    Chance Rain
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38. North wind around 5 mph becoming calm  in the evening.

    Low: 38 °F

    Mostly Clear

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 65.

    High: 65 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 55.

    Low: 55 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 37. South wind around 6 mph becoming calm after midnight.
Saturday
Rain, mainly after 9am. High near 50. Calm wind becoming southeast 5 to 7 mph in the morning. Chance of precipitation is 90%.
Saturday Night
Rain, mainly before 5am. Low around 44. Northeast wind around 7 mph. Chance of precipitation is 90%.
Sunday
A 30 percent chance of rain before noon. Cloudy, then gradually becoming mostly sunny, with a high near 56. Northeast wind 6 to 10 mph.
Sunday Night
Mostly clear, with a low around 38. North wind around 5 mph becoming calm in the evening.
Washington's Birthday
Mostly sunny, with a high near 62.
Monday Night
Mostly cloudy, with a low around 44.
Tuesday
Mostly cloudy, with a high near 65.
Tuesday Night
Mostly cloudy, with a low around 55.
Wednesday
Partly sunny, with a high near 72.
Wednesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 48.
Thursday
Partly sunny, with a high near 66.
Thursday Night
Partly cloudy, with a low around 42.
Friday
Mostly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Smithton IL
 38.37°N 90.04°W (Elev. 499 ft)
4:06 pm CST Feb 13, 2026
4pm CST Feb 13, 2026-6pm CST Feb 20, 2026
 
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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