Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
52°F
11°C
| Humidity | 86% |
| Wind Speed | SW 3 mph |
| Barometer | 29.98 in (1015.0 mb) |
| Dewpoint | 48°F (9°C) |
| Visibility | 10.00 mi |
| Last update | 6 Oct 11:53 pm CDT |
Extended Forecast for
2 Miles SSE Cahokia IL
Overnight
Low: 51 °F
Clear
Wednesday
High: 88 °F
Sunny
Wednesday Night
Low: 58 °F
Mostly Clear
Thursday
High: 83 °F
Sunny
Thursday Night
Low: 55 °F
Mostly Clear
Friday
High: 85 °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
Overnight
Clear, with a low around 51. Southwest wind around 6 mph.
Wednesday
Sunny, with a high near 88. Southwest wind 6 to 8 mph.
Wednesday Night
Mostly clear, with a low around 58. Light and variable wind.
Thursday
Sunny, with a high near 83. Calm wind becoming north around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 55. East wind 3 to 5 mph.
Friday
Sunny, with a high near 85.
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 79.
Sunday Night
Partly cloudy, with a low around 59.
Columbus Day
Mostly sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
A 30 percent chance of showers. Sunny, with a high near 82.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
2 Miles SSE Cahokia IL
38.53°N 90.18°W (Elev. 522 ft)
38.53°N 90.18°W (Elev. 522 ft)
10:46 pm CDT Oct 6, 2026
12am CDT Oct 7, 2026-6pm CDT Oct 13, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
