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.

Fair

62°F

17°C

Humidity 38%
Wind Speed N 16 G 24 mph
Barometer 29.90 in (1012.6 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 10 Feb 1:54 pm CST
Extended Forecast for

Chesterfield MO

  • This Afternoon

    This Afternoon: Sunny, with a high near 64. North wind 10 to 13 mph, with gusts as high as 20 mph.

    High: 64 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 30. North wind 5 to 10 mph, with gusts as high as 25 mph.

    Low: 30 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 51. Northwest wind 5 to 7 mph.

    High: 51 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 32. Light and variable wind.

    Low: 32 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A 20 percent chance of rain after noon. Cloudy, with a high near 49. Calm wind becoming southeast 5 to 7 mph in the morning.

    High: 49 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 40 percent chance of rain. Cloudy, with a high near 52.

    High: 52 °F

    Chance Rain

Detailed Forecast

This Afternoon
Sunny, with a high near 64. North wind 10 to 13 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 30. North wind 5 to 10 mph, with gusts as high as 25 mph.
Wednesday
Sunny, with a high near 51. Northwest wind 5 to 7 mph.
Wednesday Night
Increasing clouds, with a low around 32. Light and variable wind.
Thursday
A 20 percent chance of rain after noon. Cloudy, with a high near 49. Calm wind becoming southeast 5 to 7 mph in the morning.
Thursday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 34.
Friday
Mostly sunny, with a high near 55.
Friday Night
Mostly cloudy, with a low around 38.
Saturday
A 40 percent chance of rain. Cloudy, with a high near 52.
Saturday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 41.
Sunday
A 30 percent chance of rain. Mostly sunny, with a high near 56.
Sunday Night
Mostly clear, with a low around 36.
Washington's Birthday
Sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chesterfield MO
 38.65°N 90.6°W (Elev. 466 ft)
Last Update:
1:26 pm CST Feb 10, 2026
Forecast Valid:
2pm CST Feb 10, 2026-6pm CST Feb 16, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation