Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Overcast
53°F
12°C
| Humidity | 77% |
| Wind Speed | W 13 mph |
| Barometer | 30.06 in (1017.6 mb) |
| Dewpoint | 46°F (8°C) |
| Visibility | 10.00 mi |
| Wind Chill | 49°F (9°C) |
| Last update | 4 Apr 1:53 pm CDT |
Extended Forecast for
4 Miles SW Waterloo IL
This Afternoon
High: 54 °F
Mostly Cloudy
Tonight
Low: 38 °F
Decreasing
CloudsSunday
High: 59 °F
Sunny
Sunday Night
Low: 39 °F
Clear
Monday
High: 62 °F
Sunny
Monday Night
Low: 36 °F
Mostly Cloudy
Tuesday
High: 54 °F
Partly Sunny
Tuesday Night
Low: 38 °F
Partly Cloudy
Wednesday
High: 72 °F
Mostly Sunny
Detailed Forecast
This Afternoon
Mostly cloudy, with a steady temperature around 54. West wind around 14 mph, with gusts as high as 22 mph.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 38. Northwest wind 8 to 11 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 59. Northwest wind around 10 mph, with gusts as high as 20 mph.
Sunday Night
Clear, with a low around 39. West wind 3 to 6 mph.
Monday
Sunny, with a high near 62. Northwest wind 6 to 9 mph.
Monday Night
Mostly cloudy, with a low around 36.
Tuesday
Partly sunny, with a high near 54.
Tuesday Night
Partly cloudy, with a low around 38.
Wednesday
Mostly sunny, with a high near 72.
Wednesday Night
Partly cloudy, with a low around 53.
Thursday
Mostly sunny, with a high near 73.
Thursday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 54.
Friday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 75.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
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)
1:26 pm CDT Apr 4, 2026
2pm CDT Apr 4, 2026-6pm CDT Apr 10, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
