Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
48°F
9°C
| Humidity | 66% |
| Wind Speed | Calm |
| Barometer | 30.07 in (1018.1 mb) |
| Dewpoint | 37°F (3°C) |
| Visibility | 10.00 mi |
| Last update | 18 Mar 10:53 pm CDT |
Extended Forecast for
2 Miles SE Crystal City MO
Overnight

Low: 45 °F
Mostly Cloudy
Thursday

High: 75 °F
Decreasing
CloudsThursday Night

Low: 50 °F
Mostly Clear
Friday

High: 82 °F
Sunny
Friday Night

Low: 52 °F
Partly Cloudy
Saturday

High: 80 °F
Sunny
Saturday Night

Low: 57 °F
Mostly Clear
Sunday

High: 83 °F
Mostly Sunny
Sunday Night

Low: 37 °F
Mostly Cloudy
Detailed Forecast
Overnight
Mostly cloudy, with a low around 45. Light south wind.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 75. Light southwest wind.
Thursday Night
Mostly clear, with a low around 50. Light and variable wind.
Friday
Sunny, with a high near 82. Southwest wind 3 to 6 mph.
Friday Night
Partly cloudy, with a low around 52. West wind 3 to 5 mph.
Saturday
Sunny, with a high near 80.
Saturday Night
Mostly clear, with a low around 57.
Sunday
Mostly sunny, with a high near 83.
Sunday Night
Mostly cloudy, with a low around 37.
Monday
Mostly sunny, with a high near 54.
Monday Night
Partly cloudy, with a low around 34.
Tuesday
Partly sunny, with a high near 60.
Tuesday Night
Partly cloudy, with a low around 40.
Wednesday
Mostly sunny, with a high near 70.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
2 Miles SE Crystal City MO
38.2°N 90.36°W (Elev. 692 ft)
38.2°N 90.36°W (Elev. 692 ft)
10:21 pm CDT Mar 18, 2026
12am CDT Mar 19, 2026-6pm CDT Mar 25, 2026


