Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

78°F

26°C

Humidity 29%
Wind Speed S 9 mph
Barometer 29.97 in (1014.8 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 19 Mar 3:53 pm CDT
Extended Forecast for

3 Miles S Centreville IL

  • Tonight

    Tonight: Mostly clear, with a low around 51. South wind 5 to 7 mph.

    Low: 51 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 82. West wind 5 to 13 mph, with gusts as high as 20 mph.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 53. Northwest wind around 6 mph becoming calm  in the evening.

    Low: 53 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 81. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 59. South wind 5 to 9 mph.

    Low: 59 °F

    Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 51. South wind 5 to 7 mph.
Friday
Sunny, with a high near 82. West wind 5 to 13 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 53. Northwest wind around 6 mph becoming calm in the evening.
Saturday
Sunny, with a high near 81. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
Clear, with a low around 59. South wind 5 to 9 mph.
Sunday
Mostly sunny, with a high near 86.
Sunday Night
Partly cloudy, with a low around 42.
Monday
Mostly sunny, with a high near 59.
Monday Night
Partly cloudy, with a low around 39.
Tuesday
Partly sunny, with a high near 60.
Tuesday Night
Mostly cloudy, with a low around 44.
Wednesday
Partly sunny, with a high near 70.
Wednesday Night
Partly cloudy, with a low around 55.
Thursday
A 20 percent chance of rain. Mostly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Centreville IL
 38.53°N 90.09°W (Elev. 482 ft)
3:31 pm CDT Mar 19, 2026
4pm CDT Mar 19, 2026-6pm CDT Mar 26, 2026
 
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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