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.

Fair

33°F

1°C

Humidity 78%
Wind Speed S 10 mph
Barometer 30.11 in (1020.0 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 3 Dec 11:53 am CST
Extended Forecast for

Crystal City MO

  • This Afternoon

    This Afternoon: A chance of rain between 4pm and 5pm, then a chance of rain or sprinkles after 5pm. Cloudy, with a high near 41. Southwest wind around 6 mph becoming calm. Chance of precipitation is 30%.

    High: 41 °F

    Chance Rain

  • Tonight

    Tonight: A chance of rain and snow before 7pm, then a chance of snow between 7pm and 3am. Cloudy, with a low around 16. Light and variable wind becoming north 6 to 11 mph in the evening. Chance of precipitation is 30%.

    Low: 16 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Thursday

    Thursday: Cloudy through mid morning, then gradual clearing, with a high near 26. North wind 5 to 8 mph.

    High: 26 °F

    Gradual
    Clearing

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 14. Light and variable wind.

    Low: 14 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 44. Light southwest wind.

    High: 44 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 43.

    High: 43 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 41.

    High: 41 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A chance of rain between 4pm and 5pm, then a chance of rain or sprinkles after 5pm. Cloudy, with a high near 41. Southwest wind around 6 mph becoming calm. Chance of precipitation is 30%.
Tonight
A chance of rain and snow before 7pm, then a chance of snow between 7pm and 3am. Cloudy, with a low around 16. Light and variable wind becoming north 6 to 11 mph in the evening. Chance of precipitation is 30%.
Thursday
Cloudy through mid morning, then gradual clearing, with a high near 26. North wind 5 to 8 mph.
Thursday Night
Partly cloudy, with a low around 14. Light and variable wind.
Friday
Mostly sunny, with a high near 44. Light southwest wind.
Friday Night
Partly cloudy, with a low around 25.
Saturday
Partly sunny, with a high near 43.
Saturday Night
Mostly cloudy, with a low around 26.
Sunday
Partly sunny, with a high near 41.
Sunday Night
Mostly cloudy, with a low around 23.
Monday
Partly sunny, with a high near 39.
Monday Night
Mostly cloudy, with a low around 27.
Tuesday
Mostly sunny, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Crystal City MO
 38.22°N 90.39°W (Elev. 446 ft)
Last Update:
10:51 am CST Dec 3, 2025
Forecast Valid:
12pm CST Dec 3, 2025-6pm CST Dec 9, 2025
 
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