Hazardous Weather Conditions

Current conditions at

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

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Fog/Mist

65°F

18°C

Humidity 100%
Wind Speed Calm
Barometer 29.88 in (1011.2 mb)
Dewpoint 65°F (18°C)
Visibility 5.00 mi
Last update 23 Sep 12:54 am CDT
Extended Forecast for

Ballwin MO

  • Overnight

    Overnight: Patchy fog between 3am and 4am.  Otherwise, partly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Patchy Fog

  • Tuesday

    Tuesday: A slight chance of showers before 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm.  Patchy fog before 10am.  Otherwise, mostly cloudy, with a high near 80. Calm wind becoming southeast around 5 mph in the afternoon.  Chance of precipitation is 60%.

    High: 80 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm.  Low around 66. Light and variable wind becoming northeast around 6 mph after midnight.  Chance of precipitation is 80%.

    Low: 66 °F

    Showers

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before 7am, then showers likely between 7am and 1pm, then showers likely and possibly a thunderstorm after 1pm.  Mostly cloudy, with a high near 76. North wind 5 to 7 mph.  Chance of precipitation is 70%.

    High: 76 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 60. Northwest wind around 6 mph.  Chance of precipitation is 30%.

    Low: 60 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers, mainly after 1pm.  Mostly sunny, with a high near 77.

    High: 77 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 57.

    Low: 57 °F

    Clear

Detailed Forecast

Overnight
Patchy fog between 3am and 4am. Otherwise, partly cloudy, with a low around 65. Calm wind.
Tuesday
A slight chance of showers before 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 80. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 60%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 66. Light and variable wind becoming northeast around 6 mph after midnight. Chance of precipitation is 80%.
Wednesday
Showers likely and possibly a thunderstorm before 7am, then showers likely between 7am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 76. North wind 5 to 7 mph. Chance of precipitation is 70%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Northwest wind around 6 mph. Chance of precipitation is 30%.
Thursday
A 30 percent chance of showers, mainly after 1pm. Mostly sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 57.
Friday
Sunny, with a high near 80.
Friday Night
Clear, with a low around 57.
Saturday
Sunny, with a high near 84.
Saturday Night
Mostly clear, with a low around 58.
Sunday
Sunny, with a high near 86.
Sunday Night
Mostly clear, with a low around 59.
Monday
Sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
Ballwin MO
 38.58°N 90.55°W (Elev. 584 ft)
12:06 am CDT Sep 23, 2025
1am CDT Sep 23, 2025-6pm CDT Sep 29, 2025
 
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Additional Resources

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