Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

33°F

1°C

Humidity 70%
Wind Speed SE 5 mph
Barometer 30.14 in (1021.1 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 2 Feb 8:53 pm CST
Extended Forecast for

4 Miles ENE Waterloo IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 29. East wind 3 to 5 mph.

    Low: 29 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of snow and freezing rain before 10am, then a slight chance of drizzle or freezing rain between 10am and noon.  Mostly cloudy, with a high near 34. North wind 5 to 10 mph.  Chance of precipitation is 30%.

    High: 34 °F

    Chance Wintry
    Mix then
    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 18. North wind 3 to 6 mph.

    Low: 18 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 29. North wind 3 to 6 mph.

    High: 29 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 14. Calm wind.

    Low: 14 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 48.

    High: 48 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 23.

    Low: 23 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 29. East wind 3 to 5 mph.
Tuesday
A chance of snow and freezing rain before 10am, then a slight chance of drizzle or freezing rain between 10am and noon. Mostly cloudy, with a high near 34. North wind 5 to 10 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 18. North wind 3 to 6 mph.
Wednesday
Mostly sunny, with a high near 29. North wind 3 to 6 mph.
Wednesday Night
Mostly clear, with a low around 14. Calm wind.
Thursday
Mostly sunny, with a high near 40.
Thursday Night
Mostly clear, with a low around 32.
Friday
Sunny, with a high near 48.
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 45.
Sunday Night
Partly cloudy, with a low around 25.
Monday
Mostly sunny, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Waterloo IL
 38.35°N 90.1°W (Elev. 581 ft)
7:57 pm CST Feb 2, 2026
9pm CST Feb 2, 2026-6pm CST Feb 9, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database