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Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
31°F
-1°C
| Humidity | 79% |
| Wind Speed | Calm |
| Barometer | 30.14 in (1021.0 mb) |
| Dewpoint | 25°F (-4°C) |
| Visibility | 10.00 mi |
| Last update | 2 Feb 11:53 pm CST |
Extended Forecast for
4 Miles SW Waterloo IL
Overnight
Low: 28 °F
Cloudy
Tuesday
High: 34 °F
Chance Wintry
Mix then
Mostly CloudyTuesday Night
Low: 19 °F
Mostly Cloudy
Wednesday
High: 30 °F
Mostly Sunny
Wednesday Night
Low: 15 °F
Mostly Clear
Thursday
High: 41 °F
Mostly Sunny
Thursday Night
Low: 32 °F
Mostly Clear
Friday
High: 49 °F
Sunny
Friday Night
Low: 23 °F
Mostly Clear
Detailed Forecast
Overnight
Cloudy, with a low around 28. East wind 3 to 5 mph.
Tuesday
A chance of freezing rain before 8am, then a chance of snow between 8am and noon. Mostly cloudy, with a high near 34. Northeast wind 5 to 9 mph becoming north in the afternoon. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 19. North wind around 6 mph.
Wednesday
Mostly sunny, with a high near 30. North wind 3 to 7 mph.
Wednesday Night
Mostly clear, with a low around 15. Light and variable wind.
Thursday
Mostly sunny, with a high near 41.
Thursday Night
Mostly clear, with a low around 32.
Friday
Sunny, with a high near 49.
Friday Night
Mostly clear, with a low around 23.
Saturday
Mostly sunny, with a high near 39.
Saturday Night
Partly cloudy, with a low around 24.
Sunday
Mostly sunny, with a high near 46.
Sunday Night
Partly cloudy, with a low around 26.
Monday
Mostly sunny, with a high near 50.
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)
10:06 pm CST Feb 2, 2026
12am CST Feb 3, 2026-6pm CST Feb 9, 2026
Additional Resources
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Hourly Weather Forecast
