Hazardous Weather Conditions

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

73°F

23°C

Humidity 74%
Wind Speed S 8 mph
Barometer 29.85 in (1010.5 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 14 Apr 11:53 pm CDT
Extended Forecast for

2 Miles ENE Valmeyer IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 70. Southwest wind 9 to 11 mph, with gusts as high as 21 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 80%.

    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 61. South wind around 6 mph.

    Low: 61 °F

    Mostly Clear

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 85.

    High: 85 °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 58. Chance of precipitation is 60%.

    Low: 58 °F

    Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: A chance of showers and thunderstorms.  Partly sunny, with a high near 71. Chance of precipitation is 50%.

    High: 71 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before 1am.  Partly cloudy, with a low around 41.

    Low: 41 °F

    Slight Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 70. Southwest wind 9 to 11 mph, with gusts as high as 21 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 80%.
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 61. South wind around 6 mph.
Friday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 71. Chance of precipitation is 50%.
Saturday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 41.
Sunday
Sunny, with a high near 62.
Sunday Night
Clear, with a low around 40.
Monday
Sunny, with a high near 69.
Monday Night
Mostly clear, with a low around 46.
Tuesday
Sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Valmeyer IL
 38.31°N 90.27°W (Elev. 699 ft)
10:31 pm CDT Apr 14, 2026
12am CDT Apr 15, 2026-6pm CDT Apr 21, 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