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 Chill37°F (3°C)
Last update 10 Jan 6:53 pm CST
Extended Forecast for

4 Miles SW Waterloo IL

  • Tonight

    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%.

    Low: 26 °F

    Chance
    Showers then
    Chance
    Flurries and
    Blustery

  • Sunday

    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.

    High: 39 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 26. Southwest wind 3 to 7 mph.

    Low: 26 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 53. West wind 5 to 9 mph.

    High: 53 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 38. Southwest wind 5 to 9 mph.

    Low: 38 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 44.

    High: 44 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 21.

    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.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Waterloo IL
 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
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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