Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Partly Cloudy
64°F
18°C
| Humidity | 84% |
| Wind Speed | SE 3 mph |
| Barometer | 30.08 in (1018.2 mb) |
| Dewpoint | 59°F (15°C) |
| Visibility | 10.00 mi |
| Last update | 25 Aug 4:53 am CDT |
Extended Forecast for
Valmeyer IL
Today
High: 86 °F
Mostly Sunny
Tonight
Low: 68 °F
Partly Cloudy
Wednesday
High: 90 °F
Mostly Sunny
Wednesday Night
Low: 68 °F
Chance
T-stormsThursday
High: 87 °F
Sunny
Thursday Night
Low: 65 °F
Mostly Clear
Friday
High: 86 °F
Sunny
Friday Night
Low: 64 °F
Mostly Clear
Saturday
High: 89 °F
Sunny
Detailed Forecast
Today
Mostly sunny, with a high near 86. Light east wind.
Tonight
Partly cloudy, with a low around 68. Light east wind.
Wednesday
Mostly sunny, with a high near 90. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 68. Calm wind.
Thursday
Sunny, with a high near 87. Calm wind becoming north 5 to 7 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 65.
Friday
Sunny, with a high near 86.
Friday Night
Mostly clear, with a low around 64.
Saturday
Sunny, with a high near 89.
Saturday Night
Partly cloudy, with a low around 68.
Sunday
Sunny, with a high near 94.
Sunday Night
Mostly clear, with a low around 72.
Monday
Mostly sunny, with a high near 96.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Valmeyer IL
38.31°N 90.3°W (Elev. 397 ft)
38.31°N 90.3°W (Elev. 397 ft)
3:06 am CDT Aug 25, 2026
5am CDT Aug 25, 2026-6pm CDT Aug 31, 2026
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