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

22°F

-6°C

Humidity 66%
Wind Speed S 5 mph
Barometer 30.26 in (1025.1 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill15°F (-9°C)
Last update 24 Feb 1:53 am CST
Extended Forecast for

Centreville IL

  • Overnight

    Overnight: Partly cloudy, with a low around 21. South wind 3 to 8 mph.

    Low: 21 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Increasing clouds, with a high near 55. Breezy, with a south wind 10 to 20 mph, with gusts as high as 33 mph.

    High: 55 °F

    Partly Sunny
    then Mostly
    Cloudy and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37. Southwest wind 5 to 9 mph becoming calm after midnight.

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 54. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 54 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after midnight. Mostly cloudy, with a low around 38. East wind 5 to 7 mph. Chance of precipitation is 60%.

    Low: 38 °F

    Chance Rain
    then Rain
    Likely

  • Thursday

    Thursday: A 20 percent chance of rain before noon. Partly sunny, with a high near 52.

    High: 52 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 21. South wind 3 to 8 mph.
Tuesday
Increasing clouds, with a high near 55. Breezy, with a south wind 10 to 20 mph, with gusts as high as 33 mph.
Tuesday Night
Mostly cloudy, with a low around 37. Southwest wind 5 to 9 mph becoming calm after midnight.
Wednesday
Partly sunny, with a high near 54. Calm wind becoming northeast around 5 mph in the afternoon.
Wednesday Night
Rain likely, mainly after midnight. Mostly cloudy, with a low around 38. East wind 5 to 7 mph. Chance of precipitation is 60%.
Thursday
A 20 percent chance of rain before noon. Partly sunny, with a high near 52.
Thursday Night
Mostly clear, with a low around 33.
Friday
Sunny, with a high near 66.
Friday Night
Mostly clear, with a low around 42.
Saturday
Sunny, with a high near 68.
Saturday Night
Partly cloudy, with a low around 33.
Sunday
A chance of rain and snow. Partly sunny, with a high near 46. Chance of precipitation is 30%.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 33. Chance of precipitation is 40%.
Monday
A 40 percent chance of rain and thunderstorms. Mostly cloudy, with a high near 50.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Centreville IL
 38.57°N 90.09°W (Elev. 407 ft)
Last Update:
12:26 am CST Feb 24, 2026
Forecast Valid:
2am CST Feb 24, 2026-6pm CST Mar 2, 2026
 
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