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

59°F

15°C

Humidity 27%
Wind Speed SW 5 mph
Barometer 30.16 in (1021.6 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 12 Jan 3:53 pm CST
Extended Forecast for

Crestwood MO

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 40. Southwest wind 5 to 7 mph, with gusts as high as 21 mph.

    Low: 40 °F

    Gradual
    Clearing

  • Tuesday

    Tuesday: Increasing clouds, with a high near 61. West wind 7 to 11 mph, with gusts as high as 29 mph.

    High: 61 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain, mainly between 7pm and 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 37. West wind 8 to 13 mph, with gusts as high as 23 mph.

    Low: 37 °F

    Chance Rain

  • Wednesday

    Wednesday: Partly sunny, with a temperature rising to near 41 by 10am, then falling to around 34 during the remainder of the day. Northwest wind 14 to 17 mph, with gusts as high as 32 mph.

    High: 41 °F⇓

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 18. North wind 8 to 14 mph, with gusts as high as 24 mph.

    Low: 18 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny

  • Thursday Night

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

    Low: 26 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 43.

    High: 43 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 40. Southwest wind 5 to 7 mph, with gusts as high as 21 mph.
Tuesday
Increasing clouds, with a high near 61. West wind 7 to 11 mph, with gusts as high as 29 mph.
Tuesday Night
A 30 percent chance of rain, mainly between 7pm and 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 37. West wind 8 to 13 mph, with gusts as high as 23 mph.
Wednesday
Partly sunny, with a temperature rising to near 41 by 10am, then falling to around 34 during the remainder of the day. Northwest wind 14 to 17 mph, with gusts as high as 32 mph.
Wednesday Night
Mostly clear, with a low around 18. North wind 8 to 14 mph, with gusts as high as 24 mph.
Thursday
Mostly sunny, with a high near 32.
Thursday Night
Mostly cloudy, with a low around 26.
Friday
Partly sunny, with a high near 43.
Friday Night
Mostly cloudy, with a low around 20.
Saturday
Partly sunny, with a high near 30.
Saturday Night
Partly cloudy, with a low around 11.
Sunday
Mostly sunny, with a high near 27.
Sunday Night
Mostly clear, with a low around 14.
M.L.King Day
Mostly sunny, with a high near 36.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Crestwood MO
 38.56°N 90.41°W (Elev. 659 ft)
Last Update:
4:46 pm CST Jan 12, 2026
Forecast Valid:
4pm CST Jan 12, 2026-6pm CST Jan 19, 2026
 
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Additional Resources

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Chance of Precipitation