National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

St. Louis, Spirit Of St. Louis Airport (KSUS)

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Mostly Cloudy

80°F

27°C

Humidity 76%
Wind Speed W 14 G 22 mph
Barometer 29.90 in (1011.8 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 15 Oct 2:54 pm CDT
Extended Forecast for

3 Miles SSE Ellisville MO

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 80. Southwest wind around 8 mph.

    High: 80 °F

    Chance
    Showers

  • Tonight

    Tonight: Showers and thunderstorms likely before midnight, then a slight chance of showers between midnight and 3am. Increasing clouds, with a low around 45. Southwest wind 7 to 13 mph becoming northwest after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 70%.

    Low: 45 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 56. Northwest wind 13 to 15 mph, with gusts as high as 26 mph.

    High: 56 °F

    Partly Sunny

  • Friday Night

    Friday Night: Cloudy, then gradually becoming partly cloudy, with a low around 38. North wind 5 to 11 mph, with gusts as high as 24 mph.

    Low: 38 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 59. Light north wind.

    High: 59 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 36.

    Low: 36 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 80. Southwest wind around 8 mph.
Tonight
Showers and thunderstorms likely before midnight, then a slight chance of showers between midnight and 3am. Increasing clouds, with a low around 45. Southwest wind 7 to 13 mph becoming northwest after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 70%.
Friday
Partly sunny, with a high near 56. Northwest wind 13 to 15 mph, with gusts as high as 26 mph.
Friday Night
Cloudy, then gradually becoming partly cloudy, with a low around 38. North wind 5 to 11 mph, with gusts as high as 24 mph.
Saturday
Sunny, with a high near 59. Light north wind.
Saturday Night
Clear, with a low around 36.
Sunday
Sunny, with a high near 67.
Sunday Night
Mostly clear, with a low around 39.
Monday
Mostly sunny, with a high near 71.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Ellisville MO
 38.54°N 90.58°W (Elev. 459 ft)
Last Update:
2:26 pm CDT Oct 15, 2026
Forecast Valid:
3pm CDT Oct 15, 2026-6pm CDT Oct 22, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation