Hazardous Weather Conditions
Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.N/A
| Humidity | NA |
| Wind Speed | NA |
| Barometer | NA |
| Dewpoint | N/A |
| Visibility | NA |
| Last update | *** Not a current observation *** |
Extended Forecast for
4 Miles SW Waterloo IL
Today
High: 66 °F⇓
Rain then
Mostly CloudyTonight

Low: 38 °F
Decreasing
CloudsSunday

High: 66 °F
Sunny
Sunday Night

Low: 48 °F
Clear
Monday

High: 78 °F
Sunny
Monday Night
Low: 60 °F
Mostly Clear
then Chance
RainTuesday

High: 78 °F
Rain Likely
Tuesday Night

Low: 54 °F
Rain
Wednesday
High: 66 °F
Rain and
Breezy then
Chance Rain
Detailed Forecast
Today
Rain and possibly a thunderstorm before 10am, then a chance of rain and thunderstorms between 10am and 11am. Temperature rising to near 66 by 11am, then falling to around 56 during the remainder of the day. Southwest wind 10 to 18 mph becoming northwest in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 90%.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 38. Northwest wind 5 to 10 mph.
Sunday
Sunny, with a high near 66. Southwest wind around 6 mph.
Sunday Night
Clear, with a low around 48. South wind 6 to 8 mph.
Monday
Sunny, with a high near 78. South wind 8 to 14 mph, with gusts as high as 23 mph.
Monday Night
A 30 percent chance of rain and thunderstorms after midnight. Mostly clear, with a low around 60.
Tuesday
Rain likely and possibly a thunderstorm. Partly sunny, with a high near 78. Chance of precipitation is 70%.
Tuesday Night
Rain and possibly a thunderstorm. Low around 54. Chance of precipitation is 90%.
Wednesday
Rain and possibly a thunderstorm before noon, then a chance of rain. High near 66. Breezy. Chance of precipitation is 90%.
Wednesday Night
Partly cloudy, with a low around 35.
Thursday
Sunny, with a high near 54.
Thursday Night
Mostly cloudy, with a low around 40.
Friday
Partly sunny, with a high near 66.
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)
5:21 am CST Mar 7, 2026
7am CST Mar 7, 2026-6pm CDT Mar 13, 2026



