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

60°F

16°C

Humidity 28%
Wind Speed SW 12 G 22 mph
Barometer 29.85 in (1010.7 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 13 Jan 10:53 am CST
Extended Forecast for

Crystal City MO

  • Today

    Today: Partly sunny, with a high near 68. West wind 7 to 13 mph, with gusts as high as 26 mph.

    High: 68 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of rain before 3am, then a chance of sprinkles after 4am. Cloudy, with a low around 39. West wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    Low: 39 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of sprinkles, mixing with flurries after 10am, then gradually ending. Mostly cloudy through mid morning, then gradual clearing, with a temperature falling to around 34 by 5pm. Northwest wind 8 to 15 mph, with gusts as high as 26 mph.

    High: 40 °F⇓

    Chance
    Sprinkles/Flurries
    then Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 16. Northwest wind 5 to 10 mph, with gusts as high as 23 mph.

    Low: 16 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 36. Light and variable wind becoming northwest around 5 mph.

    High: 36 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 46.

    High: 46 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 34.

    High: 34 °F

    Partly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 68. West wind 7 to 13 mph, with gusts as high as 26 mph.
Tonight
A chance of rain before 3am, then a chance of sprinkles after 4am. Cloudy, with a low around 39. West wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Wednesday
A chance of sprinkles, mixing with flurries after 10am, then gradually ending. Mostly cloudy through mid morning, then gradual clearing, with a temperature falling to around 34 by 5pm. Northwest wind 8 to 15 mph, with gusts as high as 26 mph.
Wednesday Night
Clear, with a low around 16. Northwest wind 5 to 10 mph, with gusts as high as 23 mph.
Thursday
Sunny, with a high near 36. Light and variable wind becoming northwest around 5 mph.
Thursday Night
Mostly cloudy, with a low around 27.
Friday
Partly sunny, with a high near 46.
Friday Night
Mostly cloudy, with a low around 21.
Saturday
Partly sunny, with a high near 34.
Saturday Night
Mostly cloudy, with a low around 10.
Sunday
Sunny, with a high near 29.
Sunday Night
Mostly clear, with a low around 12.
M.L.King Day
Sunny, with a high near 38.
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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 Jan 13, 2026
Forecast Valid:
11am CST Jan 13, 2026-6pm CST Jan 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation