Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Mostly Cloudy

55°F

13°C

Humidity 69%
Wind Speed W 10 mph
Barometer 29.94 in (1014.0 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 5 Nov 4:51 pm CST
Extended Forecast for

Clayton MO

  • Tonight

    Tonight: Patchy drizzle.  Cloudy, with a low around 46. Northwest wind 5 to 7 mph.

    Low: 46 °F

    Patchy
    Drizzle

  • Friday

    Friday: Patchy drizzle before 11am.  Cloudy through mid morning, then gradual clearing, with a high near 51. North wind 6 to 9 mph.

    High: 51 °F

    Patchy
    Drizzle then
    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 34. North wind around 6 mph becoming calm  in the evening.

    Low: 34 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 54. Calm wind.

    High: 54 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 36. Calm wind.

    Low: 36 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 40.

    Low: 40 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 45.

    Low: 45 °F

    Clear

Detailed Forecast

Tonight
Patchy drizzle. Cloudy, with a low around 46. Northwest wind 5 to 7 mph.
Friday
Patchy drizzle before 11am. Cloudy through mid morning, then gradual clearing, with a high near 51. North wind 6 to 9 mph.
Friday Night
Mostly clear, with a low around 34. North wind around 6 mph becoming calm in the evening.
Saturday
Sunny, with a high near 54. Calm wind.
Saturday Night
Mostly clear, with a low around 36. Calm wind.
Sunday
Sunny, with a high near 61.
Sunday Night
Clear, with a low around 40.
Monday
Sunny, with a high near 67.
Monday Night
Clear, with a low around 45.
Tuesday
Sunny, with a high near 66.
Tuesday Night
Clear, with a low around 43.
Veterans Day
Sunny, with a high near 65.
Wednesday Night
Mostly clear, with a low around 44.
Thursday
Sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
Clayton MO
 38.64°N 90.29°W (Elev. 489 ft)
4:51 pm CST Nov 5, 2026
5pm CST Nov 5, 2026-6pm CST Nov 12, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database