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.

Mostly Cloudy

44°F

7°C

Humidity 65%
Wind Speed N 9 mph
Barometer 30.23 in (1023.4 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 23 Mar 2:54 am CDT
Extended Forecast for

3 Miles E Chesterfield MO

  • Overnight

    Overnight: Mostly clear, with a low around 37. North wind 11 to 13 mph, with gusts as high as 23 mph.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 55. North wind around 9 mph.

    High: 55 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of sprinkles after 2am. Mostly cloudy, with a low around 38. East wind around 7 mph.

    Low: 38 °F

    Chance
    Sprinkles

  • Tuesday

    Tuesday: Mostly sunny, with a high near 63. Southeast wind 6 to 8 mph.

    High: 63 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 43. South wind 3 to 6 mph.

    Low: 43 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 43. Chance of precipitation is 70%.

    Low: 43 °F

    Showers
    Likely

Detailed Forecast

Overnight
Mostly clear, with a low around 37. North wind 11 to 13 mph, with gusts as high as 23 mph.
Monday
Mostly sunny, with a high near 55. North wind around 9 mph.
Monday Night
A chance of sprinkles after 2am. Mostly cloudy, with a low around 38. East wind around 7 mph.
Tuesday
Mostly sunny, with a high near 63. Southeast wind 6 to 8 mph.
Tuesday Night
Partly cloudy, with a low around 43. South wind 3 to 6 mph.
Wednesday
Mostly sunny, with a high near 76.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
Sunny, with a high near 90.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 43. Chance of precipitation is 70%.
Friday
A 40 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 52.
Friday Night
Partly cloudy, with a low around 33.
Saturday
Sunny, with a high near 58.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Mostly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Chesterfield MO
 38.65°N 90.51°W (Elev. 597 ft)
Last Update:
2:51 am CDT Mar 23, 2026
Forecast Valid:
3am CDT Mar 23, 2026-6pm CDT Mar 29, 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