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.

Fair

57°F

14°C

Humidity 83%
Wind Speed Calm
Barometer 29.86 in (1010.5 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 16 Jun 4:54 am CDT
Extended Forecast for

4 Miles S Ellisville MO

  • Today

    Today: A 40 percent chance of showers and thunderstorms, mainly before 3pm. Increasing clouds, with a high near 81. Light southwest wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 21 mph.

    High: 81 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 58. West wind around 6 mph becoming calm in the evening.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 92. Southwest wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 38 mph.

    High: 92 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 10pm, then showers and possibly a thunderstorm between 10pm and 1am. Low around 68. Southwest wind 6 to 13 mph, with gusts as high as 31 mph. Chance of precipitation is 80%.

    Low: 68 °F

    T-storms

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 4pm. Mostly sunny, with a high near 81. Northwest wind around 6 mph. Chance of precipitation is 40%.

    High: 81 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 1am. Partly cloudy, with a low around 59. Chance of precipitation is 20%.

    Low: 59 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Juneteenth

    Juneteenth: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms, mainly before 3pm. Increasing clouds, with a high near 81. Light southwest wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 21 mph.
Tonight
Mostly clear, with a low around 58. West wind around 6 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 92. Southwest wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 38 mph.
Wednesday Night
Showers and thunderstorms likely before 10pm, then showers and possibly a thunderstorm between 10pm and 1am. Low around 68. Southwest wind 6 to 13 mph, with gusts as high as 31 mph. Chance of precipitation is 80%.
Thursday
A chance of showers, with thunderstorms also possible after 4pm. Mostly sunny, with a high near 81. Northwest wind around 6 mph. Chance of precipitation is 40%.
Thursday Night
A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 1am. Partly cloudy, with a low around 59. Chance of precipitation is 20%.
Juneteenth
Sunny, with a high near 83.
Friday Night
Mostly clear, with a low around 61.
Saturday
Mostly sunny, with a high near 86.
Saturday Night
A slight chance of showers, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 67. Chance of precipitation is 40%.
Sunday
Showers and thunderstorms likely. Mostly cloudy, with a high near 86. Chance of precipitation is 60%.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 69. Chance of precipitation is 70%.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Ellisville MO
 38.54°N 90.58°W (Elev. 459 ft)
Last Update:
5:16 am CDT Jun 16, 2026
Forecast Valid:
5am CDT Jun 16, 2026-6pm CDT Jun 22, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation