Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

69°F

21°C

Humidity 51%
Wind Speed Vrbl 7 mph
Barometer 29.97 in (1014.9 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 7 Oct 9:53 am CDT
Extended Forecast for

Marlborough MO

  • Today

    Today: Sunny, with a high near 88. West wind 5 to 9 mph.

    High: 88 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 57. Light northwest wind.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 84. Light north wind.

    High: 84 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 58. Light and variable wind.

    Low: 58 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 88. South wind 3 to 7 mph.

    High: 88 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 1am.  Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers before 1pm.  Mostly sunny, with a high near 80.

    High: 80 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 88. West wind 5 to 9 mph.
Tonight
Mostly clear, with a low around 57. Light northwest wind.
Thursday
Sunny, with a high near 84. Light north wind.
Thursday Night
Clear, with a low around 58. Light and variable wind.
Friday
Sunny, with a high near 88. South wind 3 to 7 mph.
Friday Night
Mostly clear, with a low around 62.
Saturday
Sunny, with a high near 87.
Saturday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 62.
Sunday
A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 80.
Sunday Night
Partly cloudy, with a low around 61.
Columbus Day
Mostly sunny, with a high near 85.
Monday Night
Partly cloudy, with a low around 63.
Tuesday
A 30 percent chance of showers. Sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
Marlborough MO
 38.56°N 90.35°W (Elev. 551 ft)
9:46 am CDT Oct 7, 2026
10am CDT Oct 7, 2026-6pm CDT Oct 13, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database