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

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

41°F

5°C

Humidity 60%
Wind Speed Calm
Barometer 30.04 in (1017.1 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 28 Feb 3:53 am CST
Extended Forecast for

2 Miles SE Crystal City MO

  • Today

    Today: A 30 percent chance of rain, mainly between 1pm and 3pm. Partly sunny, with a high near 67. Light and variable wind becoming south around 6 mph in the morning.

    High: 67 °F

    Mostly Sunny
    then Chance
    Rain

  • Tonight

    Tonight: A 20 percent chance of rain before 8pm. Partly cloudy, with a low around 30. South wind 6 to 8 mph becoming north after midnight.

    Low: 30 °F

    Slight Chance
    Rain then
    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 47. Northeast wind around 8 mph.

    High: 47 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Rain and snow before 3am, then rain, snow, and freezing rain. Low around 30. East wind around 8 mph. Chance of precipitation is 80%. Little or no ice accumulation expected. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Wintry Mix

  • Monday

    Monday: A chance of rain or freezing rain before 9am, then a chance of rain. Cloudy, with a high near 43. East wind around 7 mph. Chance of precipitation is 50%.

    High: 43 °F

    Chance
    Rain/Freezing
    Rain then
    Slight Chance
    Rain

  • Monday Night

    Monday Night: Rain likely. Cloudy, with a low around 37. Chance of precipitation is 70%.

    Low: 37 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain and possibly a thunderstorm. High near 62. Chance of precipitation is 80%.

    High: 62 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain, with thunderstorms also possible after midnight. Low around 50. Chance of precipitation is 80%.

    Low: 50 °F

    Rain

  • Wednesday

    Wednesday: Rain likely and possibly a thunderstorm before noon, then a chance of rain and thunderstorms after noon. Cloudy, with a high near 66. Chance of precipitation is 60%.

    High: 66 °F

    Rain Likely
    then Chance
    T-storms

Detailed Forecast

Today
A 30 percent chance of rain, mainly between 1pm and 3pm. Partly sunny, with a high near 67. Light and variable wind becoming south around 6 mph in the morning.
Tonight
A 20 percent chance of rain before 8pm. Partly cloudy, with a low around 30. South wind 6 to 8 mph becoming north after midnight.
Sunday
Increasing clouds, with a high near 47. Northeast wind around 8 mph.
Sunday Night
Rain and snow before 3am, then rain, snow, and freezing rain. Low around 30. East wind around 8 mph. Chance of precipitation is 80%. Little or no ice accumulation expected. New snow accumulation of less than a half inch possible.
Monday
A chance of rain or freezing rain before 9am, then a chance of rain. Cloudy, with a high near 43. East wind around 7 mph. Chance of precipitation is 50%.
Monday Night
Rain likely. Cloudy, with a low around 37. Chance of precipitation is 70%.
Tuesday
Rain and possibly a thunderstorm. High near 62. Chance of precipitation is 80%.
Tuesday Night
Rain, with thunderstorms also possible after midnight. Low around 50. Chance of precipitation is 80%.
Wednesday
Rain likely and possibly a thunderstorm before noon, then a chance of rain and thunderstorms after noon. Cloudy, with a high near 66. Chance of precipitation is 60%.
Wednesday Night
Rain likely and possibly a thunderstorm before midnight, then a chance of rain. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.
Thursday
A 50 percent chance of rain. Mostly sunny, with a high near 71.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 55.
Friday
Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 73. Chance of precipitation is 60%.
Basemap Options
Click map to change the forecast location
Loading map...
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:
3:57 am CST Feb 28, 2026
Forecast Valid:
4am CST Feb 28, 2026-6pm CST Mar 6, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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