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Hazardous Weather Conditions

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

48°F

9°C

Humidity 44%
Wind Speed SW 7 G 18 mph
Barometer 29.83 in (1009.9 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 13 Mar 4:53 am CDT
Extended Forecast for

4 Miles W Waterloo IL

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 62. Southwest wind 9 to 16 mph becoming northwest in the afternoon. Winds could gust as high as 31 mph.

    High: 62 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 37. Northwest wind around 6 mph becoming light and variable.

    Low: 37 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 67. East wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 67 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 55. South wind 9 to 14 mph, with gusts as high as 24 mph.

    Low: 55 °F

    Mostly Cloudy

  • Sunday

    Sunday: Rain, with thunderstorms also possible after 4pm. High near 69. Breezy, with a south wind 17 to 21 mph, with gusts as high as 36 mph. Chance of precipitation is 80%.

    High: 69 °F

    Breezy.
    Chance Rain
    then Rain

  • Sunday Night

    Sunday Night: Rain before 1am, then a chance of snow. Some thunder is also possible. Low around 23. Blustery. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    Low: 23 °F

    Rain and
    Breezy then
    Rain/Snow and
    Blustery

  • Monday

    Monday: A 20 percent chance of snow before 1pm. Partly sunny, with a high near 29. Blustery.

    High: 29 °F

    Slight Chance
    Snow and
    Blustery

  • Monday Night

    Monday Night: Mostly clear, with a low around 14.

    Low: 14 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 38.

    High: 38 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 62. Southwest wind 9 to 16 mph becoming northwest in the afternoon. Winds could gust as high as 31 mph.
Tonight
Mostly clear, with a low around 37. Northwest wind around 6 mph becoming light and variable.
Saturday
Mostly sunny, with a high near 67. East wind 6 to 11 mph, with gusts as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 55. South wind 9 to 14 mph, with gusts as high as 24 mph.
Sunday
Rain, with thunderstorms also possible after 4pm. High near 69. Breezy, with a south wind 17 to 21 mph, with gusts as high as 36 mph. Chance of precipitation is 80%.
Sunday Night
Rain before 1am, then a chance of snow. Some thunder is also possible. Low around 23. Blustery. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Monday
A 20 percent chance of snow before 1pm. Partly sunny, with a high near 29. Blustery.
Monday Night
Mostly clear, with a low around 14.
Tuesday
Mostly sunny, with a high near 38.
Tuesday Night
Mostly cloudy, with a low around 29.
Wednesday
Partly sunny, with a high near 60.
Wednesday Night
Partly cloudy, with a low around 41.
Thursday
Sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Waterloo IL
 38.33°N 90.24°W (Elev. 541 ft)
Last Update:
5:26 am CDT Mar 13, 2026
Forecast Valid:
5am CDT Mar 13, 2026-6pm CDT Mar 19, 2026
 
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Additional Resources

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