Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Mostly Cloudy

56°F

13°C

Humidity 67%
Wind Speed S 9 mph
Barometer 30.27 in (1025.3 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 4 Nov 8:51 am CST
Extended Forecast for

Clayton MO

  • Today

    Today: Sunny, with a high near 72. South wind 7 to 13 mph, with gusts as high as 23 mph.

    High: 72 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 54. Southwest wind 8 to 11 mph, with gusts as high as 20 mph.

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 70. Southwest wind 7 to 11 mph becoming north in the afternoon. Winds could gust as high as 22 mph.

    High: 70 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 41. North wind around 6 mph becoming light and variable  in the evening.

    Low: 41 °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 40 percent chance of rain after midnight.  Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy
    then Chance
    Rain

  • Friday

    Friday: A 30 percent chance of rain before noon.  Mostly sunny, with a high near 70.

    High: 70 °F

    Chance Rain
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 72. South wind 7 to 13 mph, with gusts as high as 23 mph.
Tonight
Mostly clear, with a low around 54. Southwest wind 8 to 11 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 70. Southwest wind 7 to 11 mph becoming north in the afternoon. Winds could gust as high as 22 mph.
Wednesday Night
Clear, with a low around 41. 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 40 percent chance of rain after midnight. Mostly cloudy, with a low around 56.
Friday
A 30 percent chance of rain before noon. Mostly sunny, with a high near 70.
Friday Night
Mostly clear, with a low around 44.
Saturday
Mostly sunny, with a high near 66.
Saturday Night
Partly cloudy, with a low around 41.
Sunday
Sunny, with a high near 49.
Sunday Night
Mostly clear, with a low around 30.
Monday
Sunny, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
Clayton MO
 38.64°N 90.32°W (Elev. 558 ft)
6:41 am CST Nov 4, 2025
8am CST Nov 4, 2025-6pm CST Nov 10, 2025
 
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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