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

46°F

8°C

Humidity 58%
Wind Speed SW 5 mph
Barometer 30.19 in (1022.6 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 18 Apr 9:54 pm CDT
Extended Forecast for

3 Miles E Chesterfield MO

  • Tonight

    Tonight: Mostly clear, with a low around 40. Calm wind becoming west around 6 mph.

    Low: 40 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 68. West wind 6 to 14 mph, with gusts as high as 28 mph.

    High: 68 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 42. Northeast wind 3 to 7 mph.

    Low: 42 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 69. Light and variable wind becoming south 5 to 7 mph in the morning.

    High: 69 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 52. Southeast wind around 7 mph becoming southwest after midnight.

    Low: 52 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Wednesday Night

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

    Low: 61 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 40. Calm wind becoming west around 6 mph.
Sunday
Sunny, with a high near 68. West wind 6 to 14 mph, with gusts as high as 28 mph.
Sunday Night
Mostly clear, with a low around 42. Northeast wind 3 to 7 mph.
Monday
Sunny, with a high near 69. Light and variable wind becoming south 5 to 7 mph in the morning.
Monday Night
Mostly clear, with a low around 52. Southeast wind around 7 mph becoming southwest after midnight.
Tuesday
Sunny, with a high near 80.
Tuesday Night
Mostly clear, with a low around 58.
Wednesday
Sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
Mostly sunny, with a high near 85.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 75. Chance of precipitation is 70%.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 49.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 69.
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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:
10:46 pm CDT Apr 18, 2026
Forecast Valid:
10pm CDT Apr 18, 2026-6pm CDT Apr 25, 2026
 
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Additional Resources

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Chance of Precipitation