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

18°F

-8°C

Humidity 59%
Wind Speed NE 5 mph
Barometer 30.29 in (1026.2 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 4 Dec 7:53 pm CST
Extended Forecast for

2 Miles WSW Maeystown IL

  • Tonight

    Tonight: Clear, with a low around 14. Calm wind.

    Low: 14 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 43. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 43 °F

    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 28. South wind 5 to 7 mph becoming calm after midnight.

    Low: 28 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Cloudy, then gradually becoming mostly sunny, with a high near 43. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 43 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 29. East wind around 5 mph becoming calm in the evening.

    Low: 29 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Sunday

    Sunday: A 20 percent chance of rain before noon. Mostly cloudy, with a high near 41.

    High: 41 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 14. Calm wind.
Friday
Sunny, with a high near 43. Calm wind becoming south 5 to 7 mph in the afternoon.
Friday Night
Increasing clouds, with a low around 28. South wind 5 to 7 mph becoming calm after midnight.
Saturday
Cloudy, then gradually becoming mostly sunny, with a high near 43. Calm wind becoming northeast around 5 mph in the afternoon.
Saturday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 29. East wind around 5 mph becoming calm in the evening.
Sunday
A 20 percent chance of rain before noon. Mostly cloudy, with a high near 41.
Sunday Night
Mostly cloudy, with a low around 18.
Monday
Mostly sunny, with a high near 35.
Monday Night
Partly cloudy, with a low around 24.
Tuesday
Mostly sunny, with a high near 49.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
A 20 percent chance of rain. Mostly cloudy, with a high near 51.
Wednesday Night
Mostly cloudy, with a low around 24.
Thursday
Partly sunny, with a high near 38.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Maeystown IL
 38.22°N 90.28°W (Elev. 427 ft)
Last Update:
7:36 pm CST Dec 4, 2025
Forecast Valid:
8pm CST Dec 4, 2025-6pm CST Dec 11, 2025
 
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