Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
64°F
18°C
| Humidity | 87% |
| Wind Speed | Calm |
| Barometer | 29.95 in (1014.1 mb) |
| Dewpoint | 60°F (16°C) |
| Visibility | 10.00 mi |
| Last update | 7 Oct 9:53 pm CDT |
Extended Forecast for
4 Miles WSW Smithton IL
Tonight
Low: 58 °F
Clear
Thursday
High: 84 °F
Sunny
Thursday Night
Low: 58 °F
Clear
Friday
High: 88 °F
Sunny
Friday Night
Low: 61 °F
Mostly Clear
Saturday
High: 85 °F
Mostly Sunny
Saturday Night
Low: 58 °F
Chance Rain
Sunday
High: 78 °F
Mostly Sunny
Sunday Night
Low: 59 °F
Partly Cloudy
Detailed Forecast
Tonight
Clear, with a low around 58. Light north wind.
Thursday
Sunny, with a high near 84. Light and variable wind.
Thursday Night
Clear, with a low around 58. Calm wind.
Friday
Sunny, with a high near 88. Calm wind becoming south 5 to 8 mph in the morning.
Friday Night
Mostly clear, with a low around 61. South wind 3 to 5 mph.
Saturday
Mostly sunny, with a high near 85.
Saturday Night
A 40 percent chance of rain, mainly before 1am. Mostly cloudy, with a low around 58.
Sunday
Mostly sunny, with a high near 78.
Sunday Night
Partly cloudy, with a low around 59.
Columbus Day
Mostly sunny, with a high near 90.
Monday Night
Mostly clear, with a low around 58.
Tuesday
Sunny, with a high near 74.
Tuesday Night
Partly cloudy, with a low around 50.
Wednesday
A 20 percent chance of showers. Sunny, with a high near 72.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
4 Miles WSW Smithton IL
38.37°N 90.07°W (Elev. 499 ft)
38.37°N 90.07°W (Elev. 499 ft)
9:41 pm CDT Oct 7, 2026
10pm CDT Oct 7, 2026-6pm CDT Oct 14, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
