Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

32°F

0°C

Humidity 75%
Wind Speed E 3 mph
Barometer 30.14 in (1021.0 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 2 Feb 10:53 pm CST
Extended Forecast for

Festus MO

  • Tonight

    Tonight: Mostly cloudy, with a low around 28. Calm wind.

    Low: 28 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of drizzle, snow, and freezing rain before 11am, then a slight chance of snow between 11am and noon.  Mostly cloudy, with a high near 36. Calm wind becoming north around 6 mph in the morning.  Chance of precipitation is 30%.

    High: 36 °F

    Chance Wintry
    Mix then
    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 20. North wind around 5 mph becoming calm  in the evening.

    Low: 20 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 33. Calm wind becoming north around 6 mph.

    High: 33 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 15. Calm wind.

    Low: 15 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 23.

    Low: 23 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 28. Calm wind.
Tuesday
A chance of drizzle, snow, and freezing rain before 11am, then a slight chance of snow between 11am and noon. Mostly cloudy, with a high near 36. Calm wind becoming north around 6 mph in the morning. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 20. North wind around 5 mph becoming calm in the evening.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 33. Calm wind becoming north around 6 mph.
Wednesday Night
Mostly clear, with a low around 15. Calm wind.
Thursday
Mostly sunny, with a high near 45.
Thursday Night
Mostly clear, with a low around 33.
Friday
Sunny, with a high near 52.
Friday Night
Mostly clear, with a low around 23.
Saturday
Mostly sunny, with a high near 42.
Saturday Night
Partly cloudy, with a low around 24.
Sunday
Mostly sunny, with a high near 48.
Sunday Night
Partly cloudy, with a low around 25.
Monday
Mostly sunny, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
Festus MO
 38.2°N 90.42°W (Elev. 591 ft)
10:06 pm CST Feb 2, 2026
11pm CST Feb 2, 2026-6pm CST Feb 9, 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