Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
42°F
6°C
| Humidity | 79% |
| Wind Speed | Calm |
| Barometer | 30.02 in (1016.6 mb) |
| Dewpoint | 36°F (2°C) |
| Visibility | 10.00 mi |
| Last update | 19 Mar 3:53 am CDT |
Extended Forecast for
Smithton IL
Overnight
Low: 43 °F
Mostly Cloudy
Thursday
High: 74 °F
Becoming
SunnyThursday Night
Low: 49 °F
Mostly Clear
Friday
High: 81 °F
Sunny
Friday Night
Low: 52 °F
Partly Cloudy
Saturday
High: 79 °F
Sunny
Saturday Night
Low: 57 °F
Mostly Clear
Sunday
High: 85 °F
Mostly Sunny
Sunday Night
Low: 40 °F
Partly Cloudy
Detailed Forecast
Overnight
Mostly cloudy, with a low around 43. Calm wind.
Thursday
Mostly cloudy through mid morning, then gradual clearing, with a high near 74. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 49. Light south wind.
Friday
Sunny, with a high near 81. Southwest wind 3 to 8 mph.
Friday Night
Partly cloudy, with a low around 52. West wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 79.
Saturday Night
Mostly clear, with a low around 57.
Sunday
Mostly sunny, with a high near 85.
Sunday Night
Partly cloudy, with a low around 40.
Monday
Mostly sunny, with a high near 55.
Monday Night
Partly cloudy, with a low around 35.
Tuesday
Partly sunny, with a high near 59.
Tuesday Night
Mostly cloudy, with a low around 39.
Wednesday
Mostly sunny, with a high near 69.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Smithton IL
38.41°N 89.99°W (Elev. 453 ft)
38.41°N 89.99°W (Elev. 453 ft)
3:07 am CDT Mar 19, 2026
3am CDT Mar 19, 2026-6pm CDT Mar 25, 2026
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