Hazardous Weather Conditions

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Light Rain Fog/Mist

51°F

11°C

Humidity 92%
Wind Speed N 9 mph
Barometer 30.07 in (1018.2 mb)
Dewpoint 49°F (9°C)
Visibility 5.00 mi
Wind Chill48°F (9°C)
Last update 1 Apr 9:53 am CDT
Extended Forecast for

4 Miles SW Waterloo IL

  • Today

    Today: Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm.  High near 68. East wind 5 to 8 mph.  Chance of precipitation is 90%.

    High: 68 °F

    Showers

  • Tonight

    Tonight: Showers and thunderstorms likely before 2am, then a slight chance of showers after 5am.  Mostly cloudy, with a low around 62. East wind 8 to 14 mph becoming south after midnight. Winds could gust as high as 26 mph.  Chance of precipitation is 60%.

    Low: 62 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Thursday

    Thursday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm.  Mostly cloudy, with a high near 77. Breezy, with a south wind 17 to 22 mph, with gusts as high as 37 mph.  Chance of precipitation is 70%.

    High: 77 °F

    Breezy.
    Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm.  Partly cloudy, with a low around 63. South wind 10 to 18 mph, with gusts as high as 28 mph.  Chance of precipitation is 60%.

    Low: 63 °F

    Showers
    Likely

  • Friday

    Friday: Showers likely and possibly a thunderstorm.  Partly sunny, with a high near 80. South wind 9 to 15 mph, with gusts as high as 24 mph.  Chance of precipitation is 70%.

    High: 80 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am.  Low around 55. Chance of precipitation is 90%.

    Low: 55 °F

    Chance
    T-storms then
    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm before 1pm, then a chance of showers.  High near 65. Chance of precipitation is 80%.

    High: 65 °F

    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before 1am.  Partly cloudy, with a low around 39.

    Low: 39 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

Detailed Forecast

Today
Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. High near 68. East wind 5 to 8 mph. Chance of precipitation is 90%.
Tonight
Showers and thunderstorms likely before 2am, then a slight chance of showers after 5am. Mostly cloudy, with a low around 62. East wind 8 to 14 mph becoming south after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 60%.
Thursday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 77. Breezy, with a south wind 17 to 22 mph, with gusts as high as 37 mph. Chance of precipitation is 70%.
Thursday Night
Showers likely and possibly a thunderstorm. Partly cloudy, with a low around 63. South wind 10 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 80. South wind 9 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Friday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 55. Chance of precipitation is 90%.
Saturday
Showers and possibly a thunderstorm before 1pm, then a chance of showers. High near 65. Chance of precipitation is 80%.
Saturday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 39.
Sunday
Sunny, with a high near 57.
Sunday Night
Clear, with a low around 35.
Monday
Sunny, with a high near 66.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Mostly sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Waterloo IL
 38.29°N 90.19°W (Elev. 633 ft)
9:41 am CDT Apr 1, 2026
10am CDT Apr 1, 2026-6pm CDT Apr 7, 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