Hazardous Weather Conditions

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

72°F

22°C

Humidity 73%
Wind Speed SW 8 G 18 mph
Barometer 29.83 in (1009.7 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 15 Apr 2:53 am CDT
Extended Forecast for

2 Miles ENE Valmeyer IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 70. Southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 70 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Scattered showers and thunderstorms, mainly after 2pm.  Mostly cloudy, with a high near 81. Southwest wind 10 to 13 mph, with gusts as high as 22 mph.  Chance of precipitation is 50%.

    High: 81 °F

    Isolated
    T-storms then
    Scattered
    T-storms

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms, mainly before 4am.  Low around 62. Southwest wind around 10 mph.  Chance of precipitation is 90%.

    Low: 62 °F

    Showers

  • Thursday

    Thursday: Scattered showers between 7am and 1pm, then scattered showers and thunderstorms after 1pm.  Mostly cloudy, then gradually becoming sunny, with a high near 82. Southwest wind 8 to 10 mph.  Chance of precipitation is 50%.

    High: 82 °F

    Scattered
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 60. South wind around 6 mph.

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 55. Chance of precipitation is 70%.

    Low: 55 °F

    Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: A chance of showers and thunderstorms.  Partly sunny, with a high near 67. Chance of precipitation is 40%.

    High: 67 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before 1am.  Partly cloudy, with a low around 40.

    Low: 40 °F

    Slight Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 70. Southwest wind around 10 mph, with gusts as high as 20 mph.
Wednesday
Scattered showers and thunderstorms, mainly after 2pm. Mostly cloudy, with a high near 81. Southwest wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.
Wednesday Night
Showers and thunderstorms, mainly before 4am. Low around 62. Southwest wind around 10 mph. Chance of precipitation is 90%.
Thursday
Scattered showers between 7am and 1pm, then scattered showers and thunderstorms after 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 82. Southwest wind 8 to 10 mph. Chance of precipitation is 50%.
Thursday Night
Mostly clear, with a low around 60. South wind around 6 mph.
Friday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 55. Chance of precipitation is 70%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 67. Chance of precipitation is 40%.
Saturday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 40.
Sunday
Sunny, with a high near 63.
Sunday Night
Clear, with a low around 40.
Monday
Sunny, with a high near 71.
Monday Night
Partly cloudy, with a low around 50.
Tuesday
Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Valmeyer IL
 38.31°N 90.27°W (Elev. 699 ft)
1:26 am CDT Apr 15, 2026
3am CDT Apr 15, 2026-6pm CDT Apr 21, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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