Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
80°F
27°C
| Humidity | 45% |
| Wind Speed | Calm |
| Barometer | 30.11 in (1019.3 mb) |
| Dewpoint | 57°F (14°C) |
| Visibility | 10.00 mi |
| Heat Index | 80°F (27°C) |
| Last update | 29 Sep 6:53 pm CDT |
Extended Forecast for
4 Miles NNE Valmeyer IL
Tonight
Low: 58 °F
Clear
Tuesday
High: 90 °F
Sunny
Tuesday Night
Low: 57 °F
Partly Cloudy
Wednesday
High: 87 °F
Partly Sunny
Wednesday Night
Low: 60 °F
Mostly Cloudy
Thursday
High: 88 °F
Sunny
Thursday Night
Low: 61 °F
Mostly Clear
Friday
High: 88 °F
Sunny
Friday Night
Low: 60 °F
Clear
Detailed Forecast
Tonight
Clear, with a low around 58. Calm wind.
Tuesday
Sunny, with a high near 90. Calm wind becoming northeast around 6 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 57. Calm wind.
Wednesday
Partly sunny, with a high near 87. Calm wind becoming east around 5 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 60. Light east wind.
Thursday
Sunny, with a high near 88.
Thursday Night
Mostly clear, with a low around 61.
Friday
Sunny, with a high near 88.
Friday Night
Clear, with a low around 60.
Saturday
Sunny, with a high near 86.
Saturday Night
Mostly clear, with a low around 59.
Sunday
Sunny, with a high near 86.
Sunday Night
Mostly clear, with a low around 61.
Monday
Sunny, with a high near 87.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
4 Miles NNE Valmeyer IL
38.35°N 90.27°W (Elev. 397 ft)
38.35°N 90.27°W (Elev. 397 ft)
6:06 pm CDT Sep 29, 2025
7pm CDT Sep 29, 2025-6pm CDT Oct 6, 2025
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