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.

Light Rain Fog/Mist

65°F

18°C

Humidity 87%
Wind Speed Calm
Barometer 29.97 in (1014.1 mb)
Dewpoint 61°F (16°C)
Visibility 5.00 mi
Last update 29 Apr 6:54 am CDT
Extended Forecast for

Chesterfield MO

  • Today

    Today: A 50 percent chance of showers and thunderstorms, mainly before 3pm. Cloudy, with a high near 74. Southwest wind 8 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 22 mph.

    High: 74 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 56. Northwest wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 73. East wind 6 to 9 mph. Chance of precipitation is 70%.

    High: 73 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Low around 63. South wind 6 to 8 mph. Chance of precipitation is 90%.

    Low: 63 °F

    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 77. Southwest wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%.

    High: 77 °F

    Showers then
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 55.

    Low: 55 °F

    Chance
    T-storms

  • Friday

    Friday: A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms, mainly before 3pm. Cloudy, with a high near 74. Southwest wind 8 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 22 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 56. Northwest wind around 5 mph becoming calm in the evening.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 73. East wind 6 to 9 mph. Chance of precipitation is 70%.
Wednesday Night
Showers and possibly a thunderstorm. Low around 63. South wind 6 to 8 mph. Chance of precipitation is 90%.
Thursday
Showers and possibly a thunderstorm. High near 77. Southwest wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%.
Thursday Night
A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 55.
Friday
A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 71.
Friday Night
Mostly clear, with a low around 47.
Saturday
Sunny, with a high near 71.
Saturday Night
Mostly clear, with a low around 48.
Sunday
Sunny, with a high near 75.
Sunday Night
Mostly clear, with a low around 52.
Monday
Sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chesterfield MO
 38.67°N 90.57°W (Elev. 446 ft)
Last Update:
6:21 am CDT Apr 29, 2025
Forecast Valid:
7am CDT Apr 29, 2025-6pm CDT May 5, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation