Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
30°F
-1°C
| Humidity | 66% |
| Wind Speed | W 14 G 28 mph |
| Barometer | 29.82 in (1009.6 mb) |
| Dewpoint | 20°F (-7°C) |
| Visibility | 10.00 mi |
| Wind Chill | 19°F (-7°C) |
| Last update | 20 Feb 6:53 am CST |
Extended Forecast for
Dupo IL
Today
High: 43 °F
Sunny
Tonight
Low: 28 °F
Mostly Clear
then Slight
Chance SnowSaturday
High: 44 °F
Slight Chance
Snow then
Partly SunnySaturday Night
Low: 25 °F
Mostly Clear
Sunday
High: 37 °F
Sunny
Sunday Night
Low: 18 °F
Mostly Clear
Monday
High: 34 °F
Sunny
Monday Night
Low: 19 °F
Mostly Clear
Tuesday
High: 51 °F
Mostly Sunny
Detailed Forecast
Today
Sunny, with a high near 43. West wind 10 to 18 mph, with gusts as high as 36 mph.
Tonight
A 20 percent chance of snow after 3am. Increasing clouds, with a low around 28. North wind 5 to 7 mph.
Saturday
A 20 percent chance of snow before 8am. Partly sunny, with a high near 44. Northwest wind 8 to 10 mph.
Saturday Night
Mostly clear, with a low around 25. Northwest wind around 11 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 37. Northwest wind 11 to 18 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 18.
Monday
Sunny, with a high near 34.
Monday Night
Mostly clear, with a low around 19.
Tuesday
Mostly sunny, with a high near 51.
Tuesday Night
Mostly cloudy, with a low around 40.
Wednesday
Mostly cloudy, with a high near 60.
Wednesday Night
Partly cloudy, with a low around 36.
Thursday
A 20 percent chance of rain. Mostly sunny, with a high near 55.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Dupo IL
38.49°N 90.21°W (Elev. 499 ft)
38.49°N 90.21°W (Elev. 499 ft)
4:51 am CST Feb 20, 2026
6am CST Feb 20, 2026-6pm CST Feb 26, 2026
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