Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Partly Cloudy and Breezy

38°F

3°C

Humidity 76%
Wind Speed NW 23 G 31 mph
Barometer 29.85 in (1010.8 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 14 Jan 7:53 am CST
Extended Forecast for

Festus MO

  • Today

    Today: Cloudy through mid morning, then gradual clearing, with a temperature falling to around 32 by 5pm. Northwest wind 14 to 18 mph, with gusts as high as 36 mph.

    High: 41 °F

    Gradual
    Clearing

  • Tonight

    Tonight: Clear, with a low around 18. Northwest wind 5 to 13 mph, with gusts as high as 26 mph.

    Low: 18 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 37. Light and variable wind becoming west around 5 mph.

    High: 37 °F

    Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of snow before midnight.  Mostly cloudy, with a low around 27. Light and variable wind becoming southwest 5 to 7 mph in the evening. Winds could gust as high as 20 mph.

    Low: 27 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 46. West wind 7 to 13 mph, with gusts as high as 25 mph.

    High: 46 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 31.

    High: 31 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 9.

    Low: 9 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

Detailed Forecast

Today
Cloudy through mid morning, then gradual clearing, with a temperature falling to around 32 by 5pm. Northwest wind 14 to 18 mph, with gusts as high as 36 mph.
Tonight
Clear, with a low around 18. Northwest wind 5 to 13 mph, with gusts as high as 26 mph.
Thursday
Sunny, with a high near 37. Light and variable wind becoming west around 5 mph.
Thursday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 27. Light and variable wind becoming southwest 5 to 7 mph in the evening. Winds could gust as high as 20 mph.
Friday
Partly sunny, with a high near 46. West wind 7 to 13 mph, with gusts as high as 25 mph.
Friday Night
Mostly cloudy, with a low around 19.
Saturday
Mostly sunny, with a high near 31.
Saturday Night
Partly cloudy, with a low around 9.
Sunday
Mostly sunny, with a high near 29.
Sunday Night
Partly cloudy, with a low around 15.
M.L.King Day
Mostly sunny, with a high near 34.
Monday Night
Mostly clear, with a low around 13.
Tuesday
Sunny, with a high near 39.
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ABOUT THIS FORECAST

 
Point Forecast:
Festus MO
 38.22°N 90.39°W (Elev. 446 ft)
4:21 am CST Jan 14, 2026
8am CST Jan 14, 2026-6pm CST Jan 20, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database