Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

58°F

14°C

Humidity 72%
Wind Speed SW 3 mph
Barometer 29.84 in (1010.4 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 4 Nov 5:53 pm CST
Extended Forecast for

Barnhart MO

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 43. Southwest wind 3 to 5 mph.

    Low: 43 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Sunny, with a high near 64. Southwest wind 5 to 8 mph becoming northwest in the afternoon.

    High: 64 °F

    Sunny

  • Thursday Night

    Thursday Night: Isolated showers between 9pm and 11pm.  Mostly cloudy, with a low around 44. Northwest wind 3 to 5 mph.  Chance of precipitation is 20%.

    Low: 44 °F

    Isolated
    Showers then
    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 55. North wind 5 to 8 mph.

    High: 55 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 32. North wind around 6 mph becoming calm  in the evening.

    Low: 32 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 33.

    Low: 33 °F

    Clear

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 43. Southwest wind 3 to 5 mph.
Thursday
Sunny, with a high near 64. Southwest wind 5 to 8 mph becoming northwest in the afternoon.
Thursday Night
Isolated showers between 9pm and 11pm. Mostly cloudy, with a low around 44. Northwest wind 3 to 5 mph. Chance of precipitation is 20%.
Friday
Partly sunny, with a high near 55. North wind 5 to 8 mph.
Friday Night
Mostly clear, with a low around 32. North wind around 6 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 54.
Saturday Night
Mostly clear, with a low around 31.
Sunday
Sunny, with a high near 60.
Sunday Night
Clear, with a low around 33.
Monday
Sunny, with a high near 66.
Monday Night
Clear, with a low around 37.
Tuesday
Sunny, with a high near 66.
Tuesday Night
Mostly clear, with a low around 39.
Veterans Day
Mostly sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
Barnhart MO
 38.34°N 90.39°W (Elev. 587 ft)
5:01 pm CST Nov 4, 2026
6pm CST Nov 4, 2026-6pm CST Nov 11, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database