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 86%
Wind Speed Calm
Barometer 30.31 in (1026.4 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 5 Apr 11:53 pm CDT
Extended Forecast for

2 Miles SE Crystal City MO

  • Overnight

    Overnight: Clear, with a low around 37. Light and variable wind.

    Low: 37 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 65. Light and variable wind becoming northwest 5 to 9 mph in the morning. Winds could gust as high as 21 mph.

    High: 65 °F

    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers after 1am. Increasing clouds, with a low around 37. North wind around 6 mph.

    Low: 37 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: Partly sunny, with a high near 55. Northeast wind 6 to 11 mph.

    High: 55 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 38. Southeast wind around 7 mph.

    Low: 38 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 73. Chance of precipitation is 20%.

    High: 73 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 56. Chance of precipitation is 20%.

    Low: 56 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
Clear, with a low around 37. Light and variable wind.
Monday
Sunny, with a high near 65. Light and variable wind becoming northwest 5 to 9 mph in the morning. Winds could gust as high as 21 mph.
Monday Night
A 20 percent chance of showers after 1am. Increasing clouds, with a low around 37. North wind around 6 mph.
Tuesday
Partly sunny, with a high near 55. Northeast wind 6 to 11 mph.
Tuesday Night
Partly cloudy, with a low around 38. Southeast wind around 7 mph.
Wednesday
Mostly sunny, with a high near 73.
Wednesday Night
Partly cloudy, with a low around 53.
Thursday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 73. Chance of precipitation is 20%.
Thursday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 56. Chance of precipitation is 20%.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 76. Chance of precipitation is 40%.
Friday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 56.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 81.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 60.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 83.
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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:
12:21 am CDT Apr 6, 2026
Forecast Valid:
12am CDT Apr 6, 2026-6pm CDT Apr 12, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation