Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
54°F
12°C
| Humidity | 83% |
| Wind Speed | S 5 mph |
| Barometer | 29.98 in (1015.0 mb) |
| Dewpoint | 49°F (9°C) |
| Visibility | 10.00 mi |
| Wind Chill | 53°F (12°C) |
| Last update | 6 Oct 10:53 pm CDT |
Extended Forecast for
3 Miles SE Belleville IL
Tonight
Low: 52 °F
Clear
Wednesday
High: 89 °F
Sunny
Wednesday Night
Low: 58 °F
Mostly Clear
Thursday
High: 84 °F
Sunny
Thursday Night
Low: 55 °F
Clear
Friday
High: 86 °F
Sunny
Friday Night
Low: 59 °F
Clear
Saturday
High: 89 °F
Sunny
Saturday Night
Low: 60 °F
Partly Cloudy
then Chance
Showers
Detailed Forecast
Tonight
Clear, with a low around 52. Light and variable wind.
Wednesday
Sunny, with a high near 89. Southwest wind 5 to 8 mph becoming west in the afternoon.
Wednesday Night
Mostly clear, with a low around 58. Light and variable wind.
Thursday
Sunny, with a high near 84. Calm wind becoming north around 6 mph in the afternoon.
Thursday Night
Clear, with a low around 55. North wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 86.
Friday Night
Clear, with a low around 59.
Saturday
Sunny, with a high near 89.
Saturday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 60.
Sunday
A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 80.
Sunday Night
Partly cloudy, with a low around 60.
Columbus Day
Mostly sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
A 20 percent chance of showers. Sunny, with a high near 83.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles SE Belleville IL
38.5°N 89.98°W (Elev. 495 ft)
38.5°N 89.98°W (Elev. 495 ft)
10:46 pm CDT Oct 6, 2026
11pm CDT Oct 6, 2026-6pm CDT Oct 13, 2026
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