Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
35°F
2°C
| Humidity | 82% |
| Wind Speed | SW 6 mph |
| Barometer | 29.93 in (1013.9 mb) |
| Dewpoint | 30°F (-1°C) |
| Visibility | 10.00 mi |
| Wind Chill | 30°F (-1°C) |
| Last update | 6 Dec 4:53 am CST |
Extended Forecast for
Crystal City MO
Today
High: 48 °F
Mostly Sunny
Tonight
Low: 37 °F
Mostly Cloudy
Sunday
High: 43 °F⇓
Mostly Cloudy
Sunday Night
Low: 19 °F
Mostly Cloudy
Monday
High: 36 °F
Mostly Sunny
Monday Night
Low: 24 °F
Partly Cloudy
Tuesday
High: 53 °F
Mostly Sunny
Tuesday Night
Low: 39 °F
Mostly Cloudy
Wednesday
High: 49 °F
Mostly Sunny
Detailed Forecast
Today
Mostly sunny, with a high near 48. Calm wind becoming southeast around 5 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 37. Southeast wind around 5 mph becoming light and variable after midnight.
Sunday
Mostly cloudy, with a temperature rising to near 43 by noon, then falling to around 34 during the remainder of the day. Calm wind becoming north 5 to 8 mph in the morning.
Sunday Night
Mostly cloudy, with a low around 19. North wind 5 to 7 mph becoming calm after midnight.
Monday
Mostly sunny, with a high near 36. Calm wind.
Monday Night
Partly cloudy, with a low around 24.
Tuesday
Mostly sunny, with a high near 53.
Tuesday Night
Mostly cloudy, with a low around 39.
Wednesday
Mostly sunny, with a high near 49.
Wednesday Night
Mostly cloudy, with a low around 27.
Thursday
A 20 percent chance of snow. Mostly cloudy, with a high near 41.
Thursday Night
Mostly cloudy, with a low around 23.
Friday
Mostly sunny, with a high near 32.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Crystal City MO
38.22°N 90.39°W (Elev. 446 ft)
38.22°N 90.39°W (Elev. 446 ft)
4:46 am CST Dec 6, 2025
5am CST Dec 6, 2025-6pm CST Dec 12, 2025
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