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Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fog/Mist
33°F
1°C
| Humidity | 89% |
| Wind Speed | NE 9 mph |
| Barometer | 29.90 in (1012.9 mb) |
| Dewpoint | 30°F (-1°C) |
| Visibility | 10.00 mi |
| Wind Chill | 25°F (-4°C) |
| Last update | 2 Jan 5:53 am CST |
Extended Forecast for
Valmeyer IL
Today
High: 36 °F
Patchy Fog
then CloudyTonight
Low: 28 °F
Mostly Cloudy
Saturday
High: 42 °F
Decreasing
CloudsSaturday Night
Low: 24 °F
Mostly Clear
Sunday
High: 42 °F
Mostly Sunny
Sunday Night
Low: 32 °F
Mostly Clear
Monday
High: 60 °F
Sunny
Monday Night
Low: 44 °F
Partly Cloudy
Tuesday
High: 64 °F
Mostly Sunny
Detailed Forecast
Today
Patchy fog before 9am. Otherwise, cloudy, with a high near 36. Calm wind becoming northeast around 6 mph in the morning.
Tonight
Mostly cloudy, with a low around 28. Northeast wind 3 to 6 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 42. Calm wind becoming north around 5 mph.
Saturday Night
Mostly clear, with a low around 24. Light northwest wind.
Sunday
Mostly sunny, with a high near 42. Calm wind becoming southeast around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 32.
Monday
Sunny, with a high near 60.
Monday Night
Partly cloudy, with a low around 44.
Tuesday
Mostly sunny, with a high near 64.
Tuesday Night
Mostly cloudy, with a low around 39.
Wednesday
Partly sunny, with a high near 62.
Wednesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 44.
Thursday
A 40 percent chance of rain. Mostly cloudy, with a high near 62.
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)
7:26 am CST Jan 2, 2026
7am CST Jan 2, 2026-6pm CST Jan 8, 2026
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