Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Mostly Cloudy
47°F
8°C
| Humidity | 59% |
| Wind Speed | S 6 mph |
| Barometer | 30.06 in (1018.1 mb) |
| Dewpoint | 33°F (1°C) |
| Visibility | 10.00 mi |
| Wind Chill | 44°F (7°C) |
| Last update | 14 Feb 8:53 am CST |
Extended Forecast for
Valmeyer IL
Today
High: 51 °F
Rain
Tonight
Low: 44 °F
Rain
Sunday
High: 57 °F
Slight Chance
Rain then
Mostly SunnySunday Night
Low: 38 °F
Mostly Clear
Washington's Birthday
High: 64 °F
Mostly Sunny
Monday Night
Low: 44 °F
Mostly Cloudy
Tuesday
High: 69 °F
Mostly Cloudy
Tuesday Night
Low: 56 °F
Mostly Cloudy
Wednesday
High: 72 °F
Partly Sunny
Detailed Forecast
Today
Rain. High near 51. Light and variable wind becoming east 5 to 9 mph in the afternoon. Chance of precipitation is 100%.
Tonight
Rain. Low around 44. East wind 7 to 9 mph becoming northeast after midnight. Chance of precipitation is 100%.
Sunday
A 20 percent chance of rain before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 57. North wind 6 to 11 mph.
Sunday Night
Mostly clear, with a low around 38. Light and variable wind.
Washington's Birthday
Mostly sunny, with a high near 64. Calm wind becoming south around 6 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 44.
Tuesday
Mostly cloudy, with a high near 69.
Tuesday Night
Mostly cloudy, with a low around 56.
Wednesday
Partly sunny, with a high near 72.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
A 20 percent chance of rain. Mostly sunny, with a high near 72.
Thursday Night
Partly cloudy, with a low around 42.
Friday
Partly sunny, with a high near 56.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
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)
8:32 am CST Feb 14, 2026
9am CST Feb 14, 2026-6pm CST Feb 20, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
