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

38°F

3°C

Humidity 52%
Wind Speed S 6 mph
Barometer 29.90 in (1013.0 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 5 Dec 7:53 pm CST
Extended Forecast for

4 Miles E Maeystown IL

  • Tonight

    Tonight: Cloudy, with a low around 30. Light and variable wind becoming southwest around 6 mph in the evening.

    Low: 30 °F

    Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 43. Light and variable wind becoming southeast 5 to 7 mph in the afternoon.

    High: 43 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 32. Southeast wind 8 to 10 mph, with gusts as high as 22 mph.

    Low: 32 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Sunday

    Sunday: Mostly cloudy, with a high near 42. South wind 6 to 11 mph becoming north in the afternoon.

    High: 42 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 20. North wind 8 to 11 mph.

    Low: 20 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

  • Monday Night

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

    Low: 24 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Cloudy, with a low around 30. Light and variable wind becoming southwest around 6 mph in the evening.
Saturday
Partly sunny, with a high near 43. Light and variable wind becoming southeast 5 to 7 mph in the afternoon.
Saturday Night
A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 32. Southeast wind 8 to 10 mph, with gusts as high as 22 mph.
Sunday
Mostly cloudy, with a high near 42. South wind 6 to 11 mph becoming north in the afternoon.
Sunday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 20. North wind 8 to 11 mph.
Monday
Mostly sunny, with a high near 34.
Monday Night
Partly cloudy, with a low around 24.
Tuesday
Mostly sunny, with a high near 50.
Tuesday Night
Mostly cloudy, with a low around 39.
Wednesday
A 20 percent chance of rain. Partly sunny, with a high near 49.
Wednesday Night
Mostly cloudy, with a low around 27.
Thursday
Partly sunny, with a high near 43.
Thursday Night
Mostly cloudy, with a low around 24.
Friday
Mostly sunny, with a high near 34.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Maeystown IL
 38.24°N 90.16°W (Elev. 692 ft)
Last Update:
8:21 pm CST Dec 5, 2025
Forecast Valid:
9pm CST Dec 5, 2025-6pm CST Dec 12, 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