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Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Mostly Cloudy
36°F
2°C
| Humidity | 70% |
| Wind Speed | N 14 mph |
| Barometer | 30.17 in (1022.0 mb) |
| Dewpoint | 27°F (-3°C) |
| Visibility | 10.00 mi |
| Wind Chill | 27°F (-3°C) |
| Last update | 3 Feb 2:53 pm CST |
Extended Forecast for
4 Miles SW Waterloo IL
Tonight
Low: 22 °F
Mostly Cloudy
Wednesday
High: 31 °F
Partly Sunny
Wednesday Night
Low: 15 °F
Mostly Clear
Thursday
High: 42 °F
Partly Sunny
Thursday Night
Low: 33 °F
Mostly Clear
Friday
High: 51 °F
Sunny
Friday Night
Low: 24 °F
Mostly Clear
Saturday
High: 43 °F
Sunny
Saturday Night
Low: 30 °F
Partly Cloudy
Detailed Forecast
Tonight
Mostly cloudy, with a low around 22. North wind 5 to 7 mph.
Wednesday
Partly sunny, with a high near 31. North wind 5 to 8 mph.
Wednesday Night
Mostly clear, with a low around 15. Light and variable wind.
Thursday
Partly sunny, with a high near 42. Southwest wind 3 to 8 mph.
Thursday Night
Mostly clear, with a low around 33. South wind 7 to 11 mph becoming west after midnight. Winds could gust as high as 20 mph.
Friday
Sunny, with a high near 51.
Friday Night
Mostly clear, with a low around 24.
Saturday
Sunny, with a high near 43.
Saturday Night
Partly cloudy, with a low around 30.
Sunday
Mostly sunny, with a high near 49.
Sunday Night
Partly cloudy, with a low around 26.
Monday
Mostly sunny, with a high near 50.
Monday Night
Mostly cloudy, with a low around 34.
Tuesday
Partly sunny, with a high near 56.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
4 Miles SW Waterloo IL
38.29°N 90.19°W (Elev. 633 ft)
38.29°N 90.19°W (Elev. 633 ft)
2:11 pm CST Feb 3, 2026
3pm CST Feb 3, 2026-6pm CST Feb 10, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
