Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

56°F

13°C

Humidity 97%
Wind Speed Calm
Barometer 30.13 in (1020.0 mb)
Dewpoint 55°F (13°C)
Visibility 7.00 mi
Last update 29 Aug 3:53 am CDT
Extended Forecast for

Festus MO

  • Today

    Today: Sunny, with a high near 85. Calm wind becoming east around 5 mph in the afternoon.

    High: 85 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 57. East wind around 5 mph becoming calm  in the evening.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 87. Calm wind becoming east around 5 mph in the afternoon.

    High: 87 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 58. Light east wind.

    Low: 58 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 84. Calm wind becoming east around 6 mph in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy

  • Labor Day

    Labor Day: Partly sunny, with a high near 81.

    High: 81 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 81. Chance of precipitation is 30%.

    High: 81 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 85. Calm wind becoming east around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 57. East wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 87. Calm wind becoming east around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 58. Light east wind.
Sunday
Mostly sunny, with a high near 84. Calm wind becoming east around 6 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 58.
Labor Day
Partly sunny, with a high near 81.
Monday Night
Mostly cloudy, with a low around 58.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 81. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 84.
Wednesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 55.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
Festus MO
 38.2°N 90.39°W (Elev. 495 ft)
2:51 am CDT Aug 29, 2025
4am CDT Aug 29, 2025-6pm CDT Sep 4, 2025
 
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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