Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

83°F

28°C

Humidity 37%
Wind Speed Vrbl 6 mph
Barometer 29.95 in (1013.7 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 7 Oct 11:53 am CDT
Extended Forecast for

Sappington MO

  • This Afternoon

    This Afternoon: Sunny, with a high near 88. West wind 5 to 8 mph.

    High: 88 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 58. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 84. Calm wind.

    High: 84 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 60. Light and variable wind.

    Low: 60 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 88. South wind 3 to 7 mph.

    High: 88 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 1am.  Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers before 1pm.  Mostly sunny, with a high near 79.

    High: 79 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 88. West wind 5 to 8 mph.
Tonight
Mostly clear, with a low around 58. Northwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 84. Calm wind.
Thursday Night
Clear, with a low around 60. Light and variable wind.
Friday
Sunny, with a high near 88. South wind 3 to 7 mph.
Friday Night
Mostly clear, with a low around 62.
Saturday
Sunny, with a high near 86.
Saturday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 61.
Sunday
A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 79.
Sunday Night
Partly cloudy, with a low around 60.
Columbus Day
Mostly sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
A 30 percent chance of showers. Sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
Sappington MO
 38.53°N 90.38°W (Elev. 604 ft)
11:26 am CDT Oct 7, 2026
12pm CDT Oct 7, 2026-6pm CDT Oct 13, 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