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Hazardous Weather Conditions
Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
41°F
5°C
| Humidity | 47% |
| Wind Speed | SW 6 mph |
| Barometer | 30.13 in (1020.5 mb) |
| Dewpoint | 22°F (-6°C) |
| Visibility | 10.00 mi |
| Wind Chill | 37°F (3°C) |
| Last update | 10 Jan 6:53 pm CST |
Extended Forecast for
4 Miles SW Waterloo IL
Tonight
Low: 26 °F
Chance
Showers then
Chance
Flurries and
BlusterySunday

High: 39 °F
Sunny
Sunday Night

Low: 26 °F
Clear
Monday

High: 53 °F
Sunny
Monday Night

Low: 38 °F
Mostly Clear
Tuesday

High: 60 °F
Mostly Sunny
Tuesday Night

Low: 39 °F
Mostly Cloudy
Wednesday

High: 44 °F
Mostly Cloudy
Wednesday Night

Low: 21 °F
Partly Cloudy
Detailed Forecast
Tonight
A chance of rain showers before 1am, then a chance of flurries between 1am and 5am. Mostly cloudy, then gradually becoming mostly clear, with a low around 26. Blustery, with a southwest wind 11 to 21 mph becoming northwest in the evening. Winds could gust as high as 36 mph. Chance of precipitation is 50%.
Sunday
Sunny, with a high near 39. Northwest wind 13 to 18 mph decreasing to 6 to 11 mph in the afternoon. Winds could gust as high as 32 mph.
Sunday Night
Clear, with a low around 26. Southwest wind 3 to 7 mph.
Monday
Sunny, with a high near 53. West wind 5 to 9 mph.
Monday Night
Mostly clear, with a low around 38. Southwest wind 5 to 9 mph.
Tuesday
Mostly sunny, with a high near 60.
Tuesday Night
Mostly cloudy, with a low around 39.
Wednesday
Mostly cloudy, with a high near 44.
Wednesday Night
Partly cloudy, with a low around 21.
Thursday
Mostly sunny, with a high near 39.
Thursday Night
Partly cloudy, with a low around 29.
Friday
Partly sunny, with a high near 44.
Friday Night
Mostly cloudy, with a low around 24.
Saturday
Partly sunny, with a high near 35.
Additional Forecasts and Information
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ABOUT 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)
4:41 pm CST Jan 10, 2026
7pm CST Jan 10, 2026-6pm CST Jan 17, 2026



