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.

A Few Clouds

78°F

26°C

Humidity 43%
Wind Speed S 20 G 36 mph
Barometer 30.01 in (1015.8 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 12 Apr 12:53 pm CDT
Extended Forecast for

3 Miles S Centreville IL

  • This Afternoon

    This Afternoon: A 30 percent chance of showers, mainly between 2pm and 5pm. Mostly cloudy, with a high near 80. South wind 16 to 18 mph, with gusts as high as 31 mph.

    High: 80 °F

    Chance
    Showers

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly before 11pm. Mostly cloudy, with a low around 67. Southwest wind 11 to 16 mph, with gusts as high as 28 mph.

    Low: 67 °F

    Chance
    T-storms

  • Monday

    Monday: Partly sunny, with a high near 85. South wind 10 to 16 mph, with gusts as high as 25 mph.

    High: 85 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 69. South wind 11 to 15 mph, with gusts as high as 24 mph.

    Low: 69 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 87. South wind 10 to 16 mph, with gusts as high as 25 mph.

    High: 87 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 70.

    Low: 70 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 81. Chance of precipitation is 70%.

    High: 81 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.

    Low: 64 °F

    Showers
    Likely

  • Thursday

    Thursday: A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 85.

    High: 85 °F

    Slight Chance
    Showers

Detailed Forecast

This Afternoon
A 30 percent chance of showers, mainly between 2pm and 5pm. Mostly cloudy, with a high near 80. South wind 16 to 18 mph, with gusts as high as 31 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly before 11pm. Mostly cloudy, with a low around 67. Southwest wind 11 to 16 mph, with gusts as high as 28 mph.
Monday
Partly sunny, with a high near 85. South wind 10 to 16 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 69. South wind 11 to 15 mph, with gusts as high as 24 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 87. South wind 10 to 16 mph, with gusts as high as 25 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 70.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 81. Chance of precipitation is 70%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Thursday
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 85.
Thursday Night
Mostly clear, with a low around 63.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Friday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Saturday
Showers and thunderstorms likely. Partly sunny, with a high near 79. Chance of precipitation is 60%.
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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 pm CDT Apr 12, 2026
Forecast Valid:
1pm CDT Apr 12, 2026-6pm CDT Apr 18, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation