Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
76°F
24°C
| Humidity | 67% |
| Wind Speed | NE 7 mph |
| Barometer | 30.01 in (1015.8 mb) |
| Dewpoint | 64°F (18°C) |
| Visibility | 10.00 mi |
| Heat Index | 78°F (26°C) |
| Last update | 22 Aug 7:53 pm CDT |
Extended Forecast for
4 Miles SSE Smithton IL
Tonight
Low: 64 °F
Mostly Clear
then Patchy
FogSaturday
High: 87 °F
Mostly Sunny
Saturday Night
Low: 60 °F
Partly Cloudy
Sunday
High: 80 °F
Sunny
Sunday Night
Low: 56 °F
Mostly Clear
Monday
High: 77 °F
Mostly Sunny
Monday Night
Low: 53 °F
Partly Cloudy
Tuesday
High: 77 °F
Sunny
Tuesday Night
Low: 52 °F
Mostly Clear
Detailed Forecast
Tonight
Patchy fog after 4am. Otherwise, mostly clear, with a low around 64. Calm wind.
Saturday
Mostly sunny, with a high near 87. Calm wind becoming northwest around 6 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 60. North wind around 6 mph.
Sunday
Sunny, with a high near 80. North wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 56. North wind 5 to 7 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 77.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Mostly clear, with a low around 52.
Wednesday
Sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 55.
Thursday
Mostly sunny, with a high near 81.
Thursday Night
Partly cloudy, with a low around 57.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 82.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
4 Miles SSE Smithton IL
38.37°N 89.96°W (Elev. 410 ft)
38.37°N 89.96°W (Elev. 410 ft)
5:46 pm CDT Aug 22, 2025
8pm CDT Aug 22, 2025-6pm CDT Aug 29, 2025
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