Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Mostly Cloudy

59°F

15°C

Humidity 96%
Wind Speed Calm
Barometer 30.10 in (1019.1 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 16 Oct 4:53 am CDT
Extended Forecast for

3 Miles SSE Belleville IL

  • Today

    Today: Sunny, with a high near 82. Southeast wind 3 to 8 mph.

    High: 82 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 57. Southeast wind around 7 mph.

    Low: 57 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 84. South wind 6 to 11 mph.

    High: 84 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 65. South wind 6 to 9 mph.

    Low: 65 °F

    Mostly Clear

  • Saturday

    Saturday: Showers likely, then showers and possibly a thunderstorm after 10am.  High near 84. Southwest wind 8 to 13 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%.

    High: 84 °F

    Showers
    Likely then
    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers.  Low around 52. Chance of precipitation is 80%.

    Low: 52 °F

    Showers

  • Sunday

    Sunday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 44.

    Low: 44 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 82. Southeast wind 3 to 8 mph.
Tonight
Partly cloudy, with a low around 57. Southeast wind around 7 mph.
Friday
Partly sunny, with a high near 84. South wind 6 to 11 mph.
Friday Night
Mostly clear, with a low around 65. South wind 6 to 9 mph.
Saturday
Showers likely, then showers and possibly a thunderstorm after 10am. High near 84. Southwest wind 8 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Saturday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 52. Chance of precipitation is 80%.
Sunday
Sunny, with a high near 66.
Sunday Night
Clear, with a low around 44.
Monday
Sunny, with a high near 73.
Monday Night
A 20 percent chance of showers after 1am. Mostly clear, with a low around 55.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 73.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Belleville IL
 38.5°N 89.98°W (Elev. 495 ft)
5:56 am CDT Oct 16, 2025
6am CDT Oct 16, 2025-6pm CDT Oct 22, 2025
 
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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