National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

62°F

17°C

Humidity 80%
Wind Speed S 6 mph
Barometer 29.69 in (1005.0 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 22 Mar 2:53 am CDT
Extended Forecast for

3 Miles S Centreville IL

  • Overnight

    Overnight: Clear, with a low around 64. Southwest wind around 8 mph.

    Low: 64 °F

    Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 90. Southwest wind 8 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.

    High: 90 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 37. Breezy, with a north wind 19 to 24 mph decreasing to 13 to 18 mph after midnight. Winds could gust as high as 38 mph.

    Low: 37 °F

    Chance
    Showers and
    Breezy then
    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 56. North wind 9 to 11 mph.

    High: 56 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 40. Northeast wind around 6 mph.

    Low: 40 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 76.

    High: 76 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain and thunderstorms. Partly cloudy, with a low around 61.

    Low: 61 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
Clear, with a low around 64. Southwest wind around 8 mph.
Sunday
Mostly sunny, with a high near 90. Southwest wind 8 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 37. Breezy, with a north wind 19 to 24 mph decreasing to 13 to 18 mph after midnight. Winds could gust as high as 38 mph.
Monday
Mostly sunny, with a high near 56. North wind 9 to 11 mph.
Monday Night
Mostly cloudy, with a low around 40. Northeast wind around 6 mph.
Tuesday
Mostly sunny, with a high near 66.
Tuesday Night
Mostly cloudy, with a low around 46.
Wednesday
Partly sunny, with a high near 76.
Wednesday Night
A 20 percent chance of rain and thunderstorms. Partly cloudy, with a low around 61.
Thursday
A 20 percent chance of rain and thunderstorms after 1pm. Sunny, with a high near 89.
Thursday Night
A 50 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 43.
Friday
A 50 percent chance of rain. Mostly cloudy, with a high near 54.
Friday Night
A 20 percent chance of rain. Partly cloudy, with a low around 34.
Saturday
Mostly sunny, with a high near 58.
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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:
1:26 am CDT Mar 22, 2026
Forecast Valid:
3am CDT Mar 22, 2026-6pm CDT Mar 28, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation