Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
64°F
18°C
| Humidity | 63% |
| Wind Speed | N 7 mph |
| Barometer | 30.21 in (1022.9 mb) |
| Dewpoint | 51°F (11°C) |
| Visibility | 10.00 mi |
| Last update | 2 Oct 8:53 pm CDT |
Extended Forecast for
Cahokia / St. Louis, St. Louis Downtown Airport IL
Tonight
Low: 51 °F
Mostly Clear
Saturday
High: 75 °F
Sunny
Saturday Night
Low: 52 °F
Partly Cloudy
Sunday
High: 79 °F
Sunny
Sunday Night
Low: 53 °F
Mostly Clear
Monday
High: 73 °F
Sunny
Monday Night
Low: 47 °F
Clear
Tuesday
High: 76 °F
Sunny
Tuesday Night
Low: 49 °F
Mostly Clear
Detailed Forecast
Tonight
Mostly clear, with a low around 51. Northeast wind around 7 mph.
Saturday
Sunny, with a high near 75. East wind around 7 mph.
Saturday Night
Partly cloudy, with a low around 52. Light and variable wind.
Sunday
Sunny, with a high near 79. Calm wind becoming north 5 to 8 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 53. North wind around 7 mph.
Monday
Sunny, with a high near 73.
Monday Night
Clear, with a low around 47.
Tuesday
Sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 49.
Wednesday
Sunny, with a high near 82.
Wednesday Night
Clear, with a low around 54.
Thursday
Sunny, with a high near 84.
Thursday Night
Clear, with a low around 56.
Friday
Sunny, with a high near 85.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Cahokia / St. Louis, St. Louis Downtown Airport IL
38.57°N 90.15°W (Elev. 407 ft)
38.57°N 90.15°W (Elev. 407 ft)
8:56 pm CDT Oct 2, 2026
9pm CDT Oct 2, 2026-6pm CDT Oct 9, 2026
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