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

Hazardous Weather Conditions

Current conditions at

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

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Fog/Mist

56°F

13°C

Humidity 90%
Wind Speed E 5 mph
Barometer 29.96 in (1014.6 mb)
Dewpoint 53°F (12°C)
Visibility 6.00 mi
Last update 4 Mar 3:54 pm CST
Extended Forecast for

3 Miles E Chesterfield MO

  • This Afternoon

    This Afternoon: Isolated showers. Partly sunny, with a high near 60. Calm wind. Chance of precipitation is 20%.

    High: 60 °F

    Isolated
    Showers

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 4am, then showers likely and possibly a thunderstorm after 4am. Patchy fog after 8pm. Low around 53. Light and variable wind. Chance of precipitation is 80%.

    Low: 53 °F

    T-storms and
    Patchy Fog

  • Thursday

    Thursday: Scattered showers, mainly before 8am. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 68. West wind 5 to 7 mph becoming calm in the afternoon. Chance of precipitation is 50%.

    High: 68 °F

    Scattered
    Showers and
    Patchy Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Scattered showers and thunderstorms before midnight, then showers likely and possibly a thunderstorm between midnight and 3am, then showers likely after 3am. Mostly cloudy, with a low around 57. Calm wind becoming south 5 to 8 mph after midnight. Chance of precipitation is 60%.

    Low: 57 °F

    Showers
    Likely

  • Friday

    Friday: Scattered showers, mainly before noon. Partly sunny, with a high near 80. South wind 9 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.

    High: 80 °F

    Scattered
    Showers

  • Friday Night

    Friday Night: Scattered showers and thunderstorms, then showers and possibly a thunderstorm after midnight. Low around 56. Chance of precipitation is 90%.

    Low: 56 °F

    Scattered
    T-storms then
    Showers

  • Saturday

    Saturday: Scattered showers before noon. Mostly cloudy, with a high near 65. Chance of precipitation is 40%.

    High: 65 °F

    Scattered
    Showers then
    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

Detailed Forecast

This Afternoon
Isolated showers. Partly sunny, with a high near 60. Calm wind. Chance of precipitation is 20%.
Tonight
Showers and thunderstorms, mainly before 4am, then showers likely and possibly a thunderstorm after 4am. Patchy fog after 8pm. Low around 53. Light and variable wind. Chance of precipitation is 80%.
Thursday
Scattered showers, mainly before 8am. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 68. West wind 5 to 7 mph becoming calm in the afternoon. Chance of precipitation is 50%.
Thursday Night
Scattered showers and thunderstorms before midnight, then showers likely and possibly a thunderstorm between midnight and 3am, then showers likely after 3am. Mostly cloudy, with a low around 57. Calm wind becoming south 5 to 8 mph after midnight. Chance of precipitation is 60%.
Friday
Scattered showers, mainly before noon. Partly sunny, with a high near 80. South wind 9 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.
Friday Night
Scattered showers and thunderstorms, then showers and possibly a thunderstorm after midnight. Low around 56. Chance of precipitation is 90%.
Saturday
Scattered showers before noon. Mostly cloudy, with a high near 65. Chance of precipitation is 40%.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Sunny, with a high near 66.
Sunday Night
Mostly clear, with a low around 49.
Monday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 78.
Monday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 61.
Tuesday
Showers and possibly a thunderstorm. High near 78. Chance of precipitation is 80%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 48. Chance of precipitation is 90%.
Wednesday
Showers likely. Mostly cloudy, with a high near 58. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Chesterfield MO
 38.65°N 90.51°W (Elev. 597 ft)
Last Update:
3:16 pm CST Mar 4, 2026
Forecast Valid:
4pm CST Mar 4, 2026-6pm CDT Mar 11, 2026
 
Forecast Discussion
 
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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