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

20°F

-7°C

Humidity 96%
Wind Speed SE 3 mph
Barometer 30.09 in (1019.5 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 3 Dec 1:53 am CST
Extended Forecast for

4 Miles E Maeystown IL

  • Overnight

    Overnight: Partly cloudy, with a low around 20. Calm wind becoming south around 6 mph.

    Low: 20 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of sprinkles after 5pm. Increasing clouds, with a high near 42. South wind 5 to 8 mph becoming calm in the afternoon.

    High: 42 °F

    Chance
    Sprinkles

  • Wednesday Night

    Wednesday Night: A chance of snow or flurries before 1am, then a slight chance of snow between 1am and 3am. Cloudy, with a low around 16. Light north wind increasing to 9 to 14 mph in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 30%.

    Low: 16 °F

    Chance Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 26. North wind 5 to 10 mph becoming light northeast in the afternoon.

    High: 26 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 15. Light and variable wind.

    Low: 15 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 20. Calm wind becoming south around 6 mph.
Wednesday
A chance of sprinkles after 5pm. Increasing clouds, with a high near 42. South wind 5 to 8 mph becoming calm in the afternoon.
Wednesday Night
A chance of snow or flurries before 1am, then a slight chance of snow between 1am and 3am. Cloudy, with a low around 16. Light north wind increasing to 9 to 14 mph in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 26. North wind 5 to 10 mph becoming light northeast in the afternoon.
Thursday Night
Partly cloudy, with a low around 15. Light and variable wind.
Friday
Mostly sunny, with a high near 41.
Friday Night
Partly cloudy, with a low around 25.
Saturday
Partly sunny, with a high near 40.
Saturday Night
Mostly cloudy, with a low around 26.
Sunday
Partly sunny, with a high near 40.
Sunday Night
Mostly cloudy, with a low around 24.
Monday
Mostly sunny, with a high near 36.
Monday Night
Mostly cloudy, with a low around 27.
Tuesday
Mostly sunny, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Maeystown IL
 38.24°N 90.16°W (Elev. 692 ft)
Last Update:
2:40 am CST Dec 3, 2025
Forecast Valid:
2am CST Dec 3, 2025-6pm CST Dec 9, 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