Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
46°F
8°C
| Humidity | 100% |
| Wind Speed | Calm |
| Barometer | 30.28 in (1025.4 mb) |
| Dewpoint | 46°F (8°C) |
| Visibility | 7.00 mi |
| Last update | 23 Oct 7:53 am CDT |
Extended Forecast for
Dupo IL
Today
High: 77 °F
Sunny
Tonight
Low: 48 °F
Clear then
Patchy FogSaturday
High: 77 °F
Sunny
Saturday Night
Low: 48 °F
Partly Cloudy
Sunday
High: 78 °F
Mostly Sunny
Sunday Night
Low: 51 °F
Mostly Cloudy
Monday
High: 77 °F
Partly Sunny
Monday Night
Low: 51 °F
Mostly Cloudy
Tuesday
High: 76 °F
Partly Sunny
Detailed Forecast
Today
Sunny, with a high near 77. Calm wind becoming southeast around 5 mph in the afternoon.
Tonight
Patchy fog after 2am. Otherwise, mostly clear, with a low around 48. Southeast wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 77. Light southeast wind.
Saturday Night
Partly cloudy, with a low around 48. Light southeast wind.
Sunday
Mostly sunny, with a high near 78. Calm wind.
Sunday Night
Mostly cloudy, with a low around 51.
Monday
Partly sunny, with a high near 77.
Monday Night
Mostly cloudy, with a low around 51.
Tuesday
Partly sunny, with a high near 76.
Tuesday Night
Mostly cloudy, with a low around 51.
Wednesday
Sunny, with a high near 77.
Wednesday Night
Mostly clear, with a low around 51.
Thursday
Mostly sunny, with a high near 77.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Dupo IL
38.51°N 90.21°W (Elev. 397 ft)
38.51°N 90.21°W (Elev. 397 ft)
5:21 am CDT Oct 23, 2026
8am CDT Oct 23, 2026-6pm CDT Oct 29, 2026
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