Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
69°F
21°C
| Humidity | 87% |
| Wind Speed | NE 6 mph |
| Barometer | 30.02 in (1016.1 mb) |
| Dewpoint | 65°F (18°C) |
| Visibility | 10.00 mi |
| Last update | 21 Aug 3:53 am CDT |
Extended Forecast for
Waterloo IL
Today
High: 82 °F
Mostly Sunny
Tonight
Low: 62 °F
Mostly Clear
then Patchy
FogFriday
High: 85 °F
Patchy Fog
then SunnyFriday Night
Low: 64 °F
Mostly Clear
Saturday
High: 87 °F
Mostly Sunny
Saturday Night
Low: 62 °F
Partly Cloudy
Sunday
High: 81 °F
Sunny
Sunday Night
Low: 58 °F
Mostly Clear
Monday
High: 77 °F
Mostly Sunny
Detailed Forecast
Today
Mostly sunny, with a high near 82. Northeast wind 5 to 9 mph.
Tonight
Patchy fog after 1am. Otherwise, mostly clear, with a low around 62. Northeast wind 3 to 7 mph.
Friday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 85. Northeast wind 3 to 5 mph.
Friday Night
Mostly clear, with a low around 64. Light and variable wind.
Saturday
Mostly sunny, with a high near 87. Calm wind becoming northwest around 6 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 62.
Sunday
Sunny, with a high near 81.
Sunday Night
Mostly clear, with a low around 58.
Monday
Mostly sunny, with a high near 77.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Mostly sunny, with a high near 75.
Tuesday Night
Partly cloudy, with a low around 53.
Wednesday
Sunny, with a high near 77.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Waterloo IL
38.33°N 90.16°W (Elev. 600 ft)
38.33°N 90.16°W (Elev. 600 ft)
4:16 am CDT Aug 21, 2025
4am CDT Aug 21, 2025-6pm CDT Aug 27, 2025
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