Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
18°F
-8°C
| Humidity | 74% |
| Wind Speed | W 7 mph |
| Barometer | 30.43 in (1031.2 mb) |
| Dewpoint | 11°F (-12°C) |
| Visibility | 10.00 mi |
| Wind Chill | 9°F (-13°C) |
| Last update | 30 Dec 7:53 am CST |
Extended Forecast for
4 Miles WSW Smithton IL
Today
High: 35 °F
Increasing
CloudsTonight
Low: 27 °F
Decreasing
CloudsWednesday
High: 44 °F
Partly Sunny
Wednesday Night
Low: 25 °F
Partly Cloudy
New Year's Day
High: 38 °F
Mostly Sunny
Thursday Night
Low: 29 °F
Mostly Cloudy
Friday
High: 45 °F
Mostly Cloudy
Friday Night
Low: 26 °F
Mostly Cloudy
Saturday
High: 42 °F
Mostly Sunny
Detailed Forecast
Today
Increasing clouds, with a high near 35. Calm wind becoming west 5 to 9 mph in the morning.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 27. Southwest wind 7 to 10 mph.
Wednesday
Partly sunny, with a high near 44. West wind 6 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 25. West wind around 5 mph becoming light and variable.
New Year's Day
Mostly sunny, with a high near 38. North wind around 5 mph becoming calm in the morning.
Thursday Night
Mostly cloudy, with a low around 29.
Friday
Mostly cloudy, with a high near 45.
Friday Night
Mostly cloudy, with a low around 26.
Saturday
Mostly sunny, with a high near 42.
Saturday Night
Partly cloudy, with a low around 27.
Sunday
Mostly sunny, with a high near 51.
Sunday Night
Partly cloudy, with a low around 33.
Monday
Sunny, with a high near 51.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
4 Miles WSW Smithton IL
38.37°N 90.04°W (Elev. 499 ft)
38.37°N 90.04°W (Elev. 499 ft)
8:16 am CST Dec 30, 2025
8am CST Dec 30, 2025-6pm CST Jan 5, 2026
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