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.

Fair

64°F

18°C

Humidity 58%
Wind Speed S 3 mph
Barometer 30.14 in (1020.2 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 28 Oct 11:53 pm CDT
Extended Forecast for

Pevely MO

  • Overnight

    Overnight: Clear, with a low around 51. Light south wind.

    Low: 51 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 83. Light and variable wind becoming south around 5 mph.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 54. Calm wind.

    Low: 54 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 80. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 80 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 56. Light southeast wind.

    Low: 56 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 75.

    High: 75 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 54.

    Low: 54 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 71.

    High: 71 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 53.

    Low: 53 °F

    Slight Chance
    Showers

Detailed Forecast

Overnight
Clear, with a low around 51. Light south wind.
Thursday
Sunny, with a high near 83. Light and variable wind becoming south around 5 mph.
Thursday Night
Mostly cloudy, with a low around 54. Calm wind.
Friday
Partly sunny, with a high near 80. Calm wind becoming southeast around 5 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 56. Light southeast wind.
Saturday
Mostly cloudy, with a high near 75.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 54.
Sunday
A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 71.
Sunday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 53.
Monday
A 30 percent chance of showers. Mostly cloudy, with a high near 71.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 56.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 73.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 53.
Wednesday
Showers likely. Mostly cloudy, with a high near 71. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Pevely MO
 38.29°N 90.39°W (Elev. 495 ft)
Last Update:
10:46 pm CDT Oct 28, 2026
Forecast Valid:
12am CDT Oct 29, 2026-6pm CST Nov 4, 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