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

43°F

6°C

Humidity 68%
Wind Speed NW 15 G 25 mph
Barometer 30.17 in (1021.8 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 11 Mar 6:53 pm CDT
Extended Forecast for

3 Miles S Centreville IL

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 32. Breezy, with a northwest wind 15 to 20 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 28 mph.

    Low: 32 °F

    Mostly Cloudy
    and Breezy
    then Clear

  • Thursday

    Thursday: Sunny, with a high near 55. Calm wind becoming southwest 5 to 9 mph in the morning.

    High: 55 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 44. South wind 10 to 18 mph, with gusts as high as 31 mph.

    Low: 44 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 62. Southwest wind 10 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 24 mph.

    High: 62 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 36. Northwest wind around 6 mph becoming northeast after midnight.

    Low: 36 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain and thunderstorms, then rain after 1pm. High near 67. Breezy. Chance of precipitation is 80%.

    High: 67 °F

    Breezy.
    Chance Rain
    then Rain

  • Sunday Night

    Sunday Night: A chance of rain and snow before 1am. Mostly cloudy, with a low around 25. Blustery. Chance of precipitation is 30%.

    Low: 25 °F

    Chance
    Rain/Snow and
    Blustery

Detailed Forecast

Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 32. Breezy, with a northwest wind 15 to 20 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 28 mph.
Thursday
Sunny, with a high near 55. Calm wind becoming southwest 5 to 9 mph in the morning.
Thursday Night
Partly cloudy, with a low around 44. South wind 10 to 18 mph, with gusts as high as 31 mph.
Friday
Partly sunny, with a high near 62. Southwest wind 10 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 24 mph.
Friday Night
Mostly cloudy, with a low around 36. Northwest wind around 6 mph becoming northeast after midnight.
Saturday
Partly sunny, with a high near 62.
Saturday Night
Mostly cloudy, with a low around 51.
Sunday
A chance of rain and thunderstorms, then rain after 1pm. High near 67. Breezy. Chance of precipitation is 80%.
Sunday Night
A chance of rain and snow before 1am. Mostly cloudy, with a low around 25. Blustery. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 37. Breezy.
Monday Night
Mostly clear, with a low around 19.
Tuesday
Partly sunny, with a high near 42.
Tuesday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 33. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a high near 57.
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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:
5:36 pm CDT Mar 11, 2026
Forecast Valid:
7pm CDT Mar 11, 2026-6pm CDT Mar 18, 2026
 
Forecast Discussion
 
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Additional Resources

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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