National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

A Few Clouds

76°F

24°C

Humidity 72%
Wind Speed W 6 mph
Barometer 29.92 in (1012.8 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 15 Oct 7:53 pm CDT
Extended Forecast for

Pevely MO

  • Tonight

    Tonight: Scattered showers, mainly before 2am. Increasing clouds, with a low around 48. Light and variable wind becoming northwest 8 to 13 mph in the evening. Winds could gust as high as 25 mph. Chance of precipitation is 40%.

    Low: 48 °F

    Scattered
    Showers

  • Friday

    Friday: Mostly cloudy, with a high near 56. Northwest wind 13 to 15 mph, with gusts as high as 32 mph.

    High: 56 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 37. Northwest wind 6 to 14 mph, with gusts as high as 28 mph.

    Low: 37 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 60. North wind around 5 mph becoming calm in the afternoon.

    High: 60 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 33. Calm wind.

    Low: 33 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

Detailed Forecast

Tonight
Scattered showers, mainly before 2am. Increasing clouds, with a low around 48. Light and variable wind becoming northwest 8 to 13 mph in the evening. Winds could gust as high as 25 mph. Chance of precipitation is 40%.
Friday
Mostly cloudy, with a high near 56. Northwest wind 13 to 15 mph, with gusts as high as 32 mph.
Friday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 37. Northwest wind 6 to 14 mph, with gusts as high as 28 mph.
Saturday
Sunny, with a high near 60. North wind around 5 mph becoming calm in the afternoon.
Saturday Night
Clear, with a low around 33. Calm wind.
Sunday
Sunny, with a high near 67.
Sunday Night
Mostly clear, with a low around 37.
Monday
Mostly sunny, with a high near 72.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Pevely MO
 38.29°N 90.39°W (Elev. 495 ft)
Last Update:
7:46 pm CDT Oct 15, 2026
Forecast Valid:
8pm CDT Oct 15, 2026-6pm CDT Oct 22, 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