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.

Overcast

26°F

-3°C

Humidity 78%
Wind Speed SW 5 mph
Barometer 30.11 in (1020.0 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 2 Dec 3:53 pm CST
Extended Forecast for

Grantwood Village MO

  • Tonight

    Tonight: Mostly clear, with a low around 21. Calm wind becoming south around 5 mph after midnight.

    Low: 21 °F

    Mostly Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 41. South wind around 5 mph becoming northwest in the afternoon.

    High: 41 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow after midnight. Cloudy, with a low around 16. North wind 5 to 9 mph.

    Low: 16 °F

    Cloudy then
    Slight Chance
    Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 23. North wind 5 to 7 mph becoming calm in the afternoon.

    High: 23 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 14. Calm wind.

    Low: 14 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 39.

    High: 39 °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 38.

    High: 38 °F

    Partly Sunny

  • Saturday Night

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

    Low: 26 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 21. Calm wind becoming south around 5 mph after midnight.
Wednesday
Increasing clouds, with a high near 41. South wind around 5 mph becoming northwest in the afternoon.
Wednesday Night
A 20 percent chance of snow after midnight. Cloudy, with a low around 16. North wind 5 to 9 mph.
Thursday
Mostly sunny, with a high near 23. North wind 5 to 7 mph becoming calm in the afternoon.
Thursday Night
Partly cloudy, with a low around 14. Calm wind.
Friday
Mostly sunny, with a high near 39.
Friday Night
Partly cloudy, with a low around 25.
Saturday
Partly sunny, with a high near 38.
Saturday Night
Mostly cloudy, with a low around 26.
Sunday
A slight chance of rain and snow after noon. Mostly cloudy, with a high near 35. Chance of precipitation is 20%.
Sunday Night
Mostly cloudy, with a low around 22.
Monday
Partly sunny, with a high near 35.
Monday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 28.
Tuesday
Partly sunny, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grantwood Village MO
 38.56°N 90.35°W (Elev. 551 ft)
Last Update:
3:16 pm CST Dec 2, 2025
Forecast Valid:
4pm CST Dec 2, 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