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.

Thunderstorm in Vicinity Light Rain Fog/Mist

70°F

21°C

Humidity 93%
Wind Speed Calm
Barometer 29.99 in (1015.1 mb)
Dewpoint 68°F (20°C)
Visibility 4.00 mi
Last update 15 Oct 8:54 am CDT
Extended Forecast for

Spirit Of St. Louis Airport MO

  • Today

    Today: Showers and possibly a thunderstorm, mainly before noon, then a chance of showers and thunderstorms after noon. Patchy fog before 11am. High near 80. East wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%.

    High: 80 °F

    Showers and
    Patchy Fog
    then Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely before 1am, then isolated showers between 1am and 2am. Increasing clouds, with a low around 43. Northwest wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.

    Low: 43 °F

    Showers
    Likely

  • Friday

    Friday: Partly sunny, with a high near 56. Northwest wind 15 to 17 mph, with gusts as high as 30 mph.

    High: 56 °F

    Partly Sunny

  • Friday Night

    Friday Night: Cloudy, then gradually becoming partly cloudy, with a low around 36. North wind 8 to 14 mph, with gusts as high as 25 mph.

    Low: 36 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 59. North wind 5 to 7 mph becoming calm in the afternoon.

    High: 59 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 35.

    Low: 35 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

Detailed Forecast

Today
Showers and possibly a thunderstorm, mainly before noon, then a chance of showers and thunderstorms after noon. Patchy fog before 11am. High near 80. East wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%.
Tonight
Showers and thunderstorms likely before 1am, then isolated showers between 1am and 2am. Increasing clouds, with a low around 43. Northwest wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Friday
Partly sunny, with a high near 56. Northwest wind 15 to 17 mph, with gusts as high as 30 mph.
Friday Night
Cloudy, then gradually becoming partly cloudy, with a low around 36. North wind 8 to 14 mph, with gusts as high as 25 mph.
Saturday
Sunny, with a high near 59. North wind 5 to 7 mph becoming calm in the afternoon.
Saturday Night
Clear, with a low around 35.
Sunday
Sunny, with a high near 67.
Sunday Night
Mostly clear, with a low around 37.
Monday
Mostly sunny, with a high near 72.
Monday Night
Partly cloudy, with a low around 39.
Tuesday
Sunny, with a high near 74.
Tuesday Night
Mostly clear, with a low around 42.
Wednesday
Sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
Spirit Of St. Louis Airport MO
 38.65°N 90.66°W (Elev. 482 ft)
Last Update:
9:16 am CDT Oct 15, 2026
Forecast Valid:
9am CDT Oct 15, 2026-6pm CDT Oct 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation