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

38°F

3°C

Humidity 79%
Wind Speed W 10 mph
Barometer 29.76 in (1008.4 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 6 Feb 6:54 am CST
Extended Forecast for

2 Miles E Chesterfield MO

  • Today

    Today: Increasing clouds, with a high near 47. West wind 10 to 17 mph becoming northwest in the morning. Winds could gust as high as 31 mph.

    High: 47 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 24. North wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 24 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 37. Northeast wind around 6 mph becoming southeast in the afternoon.

    High: 37 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 28. South wind 6 to 8 mph.

    Low: 28 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly sunny, with a high near 56. South wind 5 to 8 mph.

    High: 56 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of rain. Partly sunny, with a high near 65.

    High: 65 °F

    Chance Rain

Detailed Forecast

Today
Increasing clouds, with a high near 47. West wind 10 to 17 mph becoming northwest in the morning. Winds could gust as high as 31 mph.
Tonight
Mostly clear, with a low around 24. North wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 37. Northeast wind around 6 mph becoming southeast in the afternoon.
Saturday Night
Increasing clouds, with a low around 28. South wind 6 to 8 mph.
Sunday
Mostly sunny, with a high near 56. South wind 5 to 8 mph.
Sunday Night
Mostly clear, with a low around 33.
Monday
Sunny, with a high near 62.
Monday Night
Partly cloudy, with a low around 43.
Tuesday
A 40 percent chance of rain. Partly sunny, with a high near 65.
Tuesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 39.
Wednesday
A 20 percent chance of rain. Mostly cloudy, with a high near 51.
Wednesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 32.
Thursday
A 20 percent chance of rain. Mostly cloudy, with a high near 46.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Chesterfield MO
 38.65°N 90.54°W (Elev. 600 ft)
Last Update:
7:46 am CST Feb 6, 2026
Forecast Valid:
7am CST Feb 6, 2026-6pm CST Feb 12, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation