Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Overcast

34°F

1°C

Humidity 40%
Wind Speed SE 8 mph
Barometer 30.18 in (1022.5 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 17 Mar 8:53 pm CDT
Extended Forecast for

2 Miles SE Crystal City MO

  • Tonight

    Tonight: A 20 percent chance of snow before 11pm.  Cloudy, with a low around 32. Light southeast wind becoming south 5 to 9 mph in the evening. Winds could gust as high as 23 mph.

    Low: 32 °F

    Slight Chance
    Snow then
    Cloudy

  • Wednesday

    Wednesday: Mostly cloudy through mid morning, then gradual clearing, with a high near 65. South wind 7 to 9 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 65 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 46. Calm wind becoming south around 5 mph after midnight.

    Low: 46 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy through mid morning, then gradual clearing, with a high near 74. South wind around 6 mph becoming northwest in the afternoon.

    High: 74 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 43. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 43 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 56.

    Low: 56 °F

    Clear

Detailed Forecast

Tonight
A 20 percent chance of snow before 11pm. Cloudy, with a low around 32. Light southeast wind becoming south 5 to 9 mph in the evening. Winds could gust as high as 23 mph.
Wednesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 65. South wind 7 to 9 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 46. Calm wind becoming south around 5 mph after midnight.
Thursday
Mostly cloudy through mid morning, then gradual clearing, with a high near 74. South wind around 6 mph becoming northwest in the afternoon.
Thursday Night
Mostly clear, with a low around 43. Northwest wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 74.
Friday Night
Partly cloudy, with a low around 49.
Saturday
Sunny, with a high near 82.
Saturday Night
Clear, with a low around 56.
Sunday
Mostly sunny, with a high near 82.
Sunday Night
Partly cloudy, with a low around 40.
Monday
Mostly sunny, with a high near 56.
Monday Night
Mostly cloudy, with a low around 36.
Tuesday
Mostly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Crystal City MO
 38.2°N 90.36°W (Elev. 692 ft)
9:21 pm CDT Mar 17, 2026
9pm CDT Mar 17, 2026-6pm CDT Mar 24, 2026
 
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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