National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Mostly Cloudy

70°F

21°C

Humidity 76%
Wind Speed S 3 mph
Barometer 29.87 in (1011.0 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 15 Apr 7:53 am CDT
Extended Forecast for

2 Miles SE Crystal City MO

  • Today

    Today: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Cloudy, with a high near 81. Light west wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 60%.

    High: 81 °F

    Chance
    Showers then
    Showers
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely before 11pm, then showers and possibly a thunderstorm between 11pm and 4am, then a chance of showers after 4am. Low around 61. Southwest wind around 9 mph. Chance of precipitation is 90%.

    Low: 61 °F

    Showers

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 83. Southwest wind around 8 mph. Chance of precipitation is 50%.

    High: 83 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 59. South wind 3 to 5 mph.

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. South wind 5 to 10 mph, with gusts as high as 21 mph.

    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 53. Chance of precipitation is 70%.

    Low: 53 °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 38.

    Low: 38 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Cloudy, with a high near 81. Light west wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 60%.
Tonight
Showers and thunderstorms likely before 11pm, then showers and possibly a thunderstorm between 11pm and 4am, then a chance of showers after 4am. Low around 61. Southwest wind around 9 mph. Chance of precipitation is 90%.
Thursday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 83. Southwest wind around 8 mph. Chance of precipitation is 50%.
Thursday Night
Mostly clear, with a low around 59. South wind 3 to 5 mph.
Friday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. South wind 5 to 10 mph, with gusts as high as 21 mph.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 53. 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 38.
Sunday
Sunny, with a high near 64.
Sunday Night
Clear, with a low around 39.
Monday
Sunny, with a high near 72.
Monday Night
Partly cloudy, with a low around 48.
Tuesday
Mostly sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Crystal City MO
 38.2°N 90.36°W (Elev. 692 ft)
Last Update:
8:36 am CDT Apr 15, 2026
Forecast Valid:
8am CDT Apr 15, 2026-6pm CDT Apr 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation