Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
64°F
18°C
| Humidity | 96% |
| Wind Speed | Calm |
| Barometer | 30.04 in (1017.1 mb) |
| Dewpoint | 63°F (17°C) |
| Visibility | 10.00 mi |
| Last update | 22 Aug 3:53 am CDT |
Extended Forecast for
2 Miles E O'Fallon IL
Today
High: 85 °F
Sunny
Tonight
Low: 64 °F
Mostly Clear
Saturday
High: 87 °F
Increasing
CloudsSaturday Night
Low: 60 °F
Decreasing
CloudsSunday
High: 80 °F
Sunny
Sunday Night
Low: 58 °F
Mostly Clear
Monday
High: 77 °F
Mostly Sunny
Monday Night
Low: 54 °F
Partly Cloudy
Tuesday
High: 76 °F
Mostly Sunny
Detailed Forecast
Today
Sunny, with a high near 85. Calm wind becoming northeast around 6 mph in the afternoon.
Tonight
Mostly clear, with a low around 64. Calm wind.
Saturday
Increasing clouds, with a high near 87. Calm wind becoming northwest 5 to 8 mph in the afternoon.
Saturday Night
Mostly cloudy, then gradually becoming clear, with a low around 60. North wind around 6 mph.
Sunday
Sunny, with a high near 80. Northwest wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 58.
Monday
Mostly sunny, with a high near 77.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Partly cloudy, with a low around 56.
Thursday
Mostly sunny, with a high near 80.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
2 Miles E O'Fallon IL
38.59°N 89.86°W (Elev. 499 ft)
38.59°N 89.86°W (Elev. 499 ft)
4:16 am CDT Aug 22, 2025
4am CDT Aug 22, 2025-6pm CDT Aug 28, 2025
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