Hazardous Weather Conditions

Current conditions at

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

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Fair

68°F

20°C

Humidity 73%
Wind Speed S 8 mph
Barometer 29.87 in (1010.8 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 14 Apr 4:54 am CDT
Extended Forecast for

Chesterfield MO

  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 67. Southwest wind around 11 mph, with gusts as high as 22 mph.

    Low: 67 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Mostly sunny, with a high near 91. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 91 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly after 3am.  Increasing clouds, with a low around 70. Southwest wind 10 to 13 mph, with gusts as high as 23 mph.

    Low: 70 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: Showers likely, then showers and possibly a thunderstorm after 10am.  High near 82. Southwest wind 9 to 11 mph, with gusts as high as 22 mph.  Chance of precipitation is 80%.

    High: 82 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm.  Low around 64. South wind 7 to 9 mph.  Chance of precipitation is 80%.

    Low: 64 °F

    Showers

  • Thursday

    Thursday: Showers likely, with thunderstorms also possible after 10am.  Mostly sunny, with a high near 81. Chance of precipitation is 70%.

    High: 81 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 58. Chance of precipitation is 70%.

    Low: 58 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Overnight
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67. Southwest wind around 11 mph, with gusts as high as 22 mph.
Tuesday
Mostly sunny, with a high near 91. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly after 3am. Increasing clouds, with a low around 70. Southwest wind 10 to 13 mph, with gusts as high as 23 mph.
Wednesday
Showers likely, then showers and possibly a thunderstorm after 10am. High near 82. Southwest wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 80%.
Wednesday Night
Showers and possibly a thunderstorm. Low around 64. South wind 7 to 9 mph. Chance of precipitation is 80%.
Thursday
Showers likely, with thunderstorms also possible after 10am. Mostly sunny, with a high near 81. Chance of precipitation is 70%.
Thursday Night
Mostly clear, with a low around 60.
Friday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 58. Chance of precipitation is 70%.
Saturday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 71. Chance of precipitation is 50%.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Sunny, with a high near 67.
Sunday Night
Mostly clear, with a low around 43.
Monday
Sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
Chesterfield MO
 38.65°N 90.6°W (Elev. 466 ft)
2:51 am CDT Apr 14, 2026
5am CDT Apr 14, 2026-6pm CDT Apr 20, 2026
 
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Additional Resources

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