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 and Breezy

30°F

-1°C

Humidity 41%
Wind Speed NW 23 G 32 mph
Barometer 30.47 in (1032.3 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Wind Chill17°F (-8°C)
Last update 22 Feb 12:53 pm CST
Extended Forecast for

3 Miles S Centreville IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 31. Blustery, with a northwest wind around 22 mph, with gusts as high as 31 mph.

    High: 31 °F

    Sunny and
    Blustery

  • Tonight

    Tonight: Increasing clouds, with a low around 15. Northwest wind 16 to 18 mph, with gusts as high as 30 mph.

    Low: 15 °F

    Increasing
    Clouds

  • Monday

    Monday: Sunny, with a high near 34. Northwest wind 8 to 16 mph, with gusts as high as 25 mph.

    High: 34 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 20. Calm wind becoming south 5 to 9 mph after midnight.

    Low: 20 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 54. South wind 10 to 16 mph, with gusts as high as 26 mph.

    High: 54 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after midnight. Mostly cloudy, with a low around 38. Chance of precipitation is 60%.

    Low: 38 °F

    Rain Likely

  • Thursday

    Thursday: A 30 percent chance of rain before noon. Mostly sunny, with a high near 52.

    High: 52 °F

    Chance Rain
    then Mostly
    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 31. Blustery, with a northwest wind around 22 mph, with gusts as high as 31 mph.
Tonight
Increasing clouds, with a low around 15. Northwest wind 16 to 18 mph, with gusts as high as 30 mph.
Monday
Sunny, with a high near 34. Northwest wind 8 to 16 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 20. Calm wind becoming south 5 to 9 mph after midnight.
Tuesday
Partly sunny, with a high near 54. South wind 10 to 16 mph, with gusts as high as 26 mph.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Mostly sunny, with a high near 55.
Wednesday Night
Rain likely, mainly after midnight. Mostly cloudy, with a low around 38. Chance of precipitation is 60%.
Thursday
A 30 percent chance of rain before noon. Mostly sunny, with a high near 52.
Thursday Night
Mostly clear, with a low around 30.
Friday
Sunny, with a high near 64.
Friday Night
Mostly clear, with a low around 39.
Saturday
Sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Centreville IL
 38.53°N 90.09°W (Elev. 482 ft)
Last Update:
12:26 pm CST Feb 22, 2026
Forecast Valid:
12pm CST Feb 22, 2026-6pm CST Feb 28, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation