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

58°F

14°C

Humidity 60%
Wind Speed SW 13 G 21 mph
Barometer 29.99 in (1015.2 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 5 Nov 5:54 am CST
Extended Forecast for

Chesterfield MO

  • Today

    Today: Sunny, with a high near 70. Southwest wind 8 to 14 mph becoming north in the afternoon. Winds could gust as high as 24 mph.

    High: 70 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 38. North wind around 6 mph becoming light and variable in the evening.

    Low: 38 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 65. Southeast wind 5 to 13 mph, with gusts as high as 22 mph.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 55. Southeast wind 8 to 10 mph becoming southwest after midnight.

    Low: 55 °F

    Mostly Cloudy
    then Chance
    Rain

  • Friday

    Friday: A 20 percent chance of rain before noon. Mostly sunny, with a high near 72. West wind 7 to 10 mph, with gusts as high as 21 mph.

    High: 72 °F

    Slight Chance
    Rain then
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of rain before midnight. Partly cloudy, with a low around 36.

    Low: 36 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 70. Southwest wind 8 to 14 mph becoming north in the afternoon. Winds could gust as high as 24 mph.
Tonight
Clear, with a low around 38. North wind around 6 mph becoming light and variable in the evening.
Thursday
Sunny, with a high near 65. Southeast wind 5 to 13 mph, with gusts as high as 22 mph.
Thursday Night
A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 55. Southeast wind 8 to 10 mph becoming southwest after midnight.
Friday
A 20 percent chance of rain before noon. Mostly sunny, with a high near 72. West wind 7 to 10 mph, with gusts as high as 21 mph.
Friday Night
Partly cloudy, with a low around 44.
Saturday
Mostly sunny, with a high near 67.
Saturday Night
A 20 percent chance of rain before midnight. Partly cloudy, with a low around 36.
Sunday
Mostly sunny, with a high near 45.
Sunday Night
Mostly clear, with a low around 25.
Monday
Sunny, with a high near 44.
Monday Night
Mostly clear, with a low around 29.
Veterans Day
Mostly sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chesterfield MO
 38.65°N 90.54°W (Elev. 600 ft)
Last Update:
6:31 am CST Nov 5, 2025
Forecast Valid:
6am CST Nov 5, 2025-6pm CST Nov 11, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation