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.

A Few Clouds

59°F

15°C

Humidity 75%
Wind Speed S 7 mph
Barometer 29.59 in (1001.9 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 18 Feb 2:53 am CST
Extended Forecast for

2 Miles SE Crystal City MO

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 59. Southwest wind 13 to 15 mph, with gusts as high as 26 mph.

    Low: 59 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 73. Southwest wind 5 to 10 mph, with gusts as high as 22 mph.

    High: 73 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 50. South wind 3 to 6 mph.

    Low: 50 °F

    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms, mainly before 2pm. Partly sunny, with a high near 71. South wind 6 to 13 mph, with gusts as high as 28 mph.

    High: 71 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 36. West wind 10 to 14 mph, with gusts as high as 23 mph.

    Low: 36 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of snow before noon, then a chance of rain and snow. Partly sunny, with a high near 45. Chance of precipitation is 40%.

    High: 45 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: A 30 percent chance of snow before midnight. Partly cloudy, with a low around 24.

    Low: 24 °F

    Chance Snow
    then Mostly
    Clear

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 59. Southwest wind 13 to 15 mph, with gusts as high as 26 mph.
Wednesday
Sunny, with a high near 73. Southwest wind 5 to 10 mph, with gusts as high as 22 mph.
Wednesday Night
Mostly clear, with a low around 50. South wind 3 to 6 mph.
Thursday
A 30 percent chance of showers and thunderstorms, mainly before 2pm. Partly sunny, with a high near 71. South wind 6 to 13 mph, with gusts as high as 28 mph.
Thursday Night
Mostly clear, with a low around 36. West wind 10 to 14 mph, with gusts as high as 23 mph.
Friday
Sunny, with a high near 52.
Friday Night
Partly cloudy, with a low around 31.
Saturday
A chance of snow before noon, then a chance of rain and snow. Partly sunny, with a high near 45. Chance of precipitation is 40%.
Saturday Night
A 30 percent chance of snow before midnight. Partly cloudy, with a low around 24.
Sunday
Sunny, with a high near 40.
Sunday Night
Mostly clear, with a low around 19.
Monday
Sunny, with a high near 38.
Monday Night
Mostly clear, with a low around 18.
Tuesday
Mostly sunny, with a high near 47.
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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:
3:06 am CST Feb 18, 2026
Forecast Valid:
3am CST Feb 18, 2026-6pm CST Feb 24, 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