National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Festus MO

  • This Afternoon

    This Afternoon: Cloudy, with a high near 68. West wind around 5 mph becoming calm.

    High: 68 °F

    Cloudy

  • Tonight

    Tonight: A 30 percent chance of rain and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 57. Calm wind becoming south around 5 mph after midnight.

    Low: 57 °F

    Chance Rain

  • Friday

    Friday: A 20 percent chance of rain before 8am. Partly sunny, with a high near 78. South wind 6 to 13 mph, with gusts as high as 25 mph.

    High: 78 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Friday Night

    Friday Night: Rain and possibly a thunderstorm after midnight. Low around 59. South wind 8 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.

    Low: 59 °F

    Mostly Cloudy
    then Rain

  • Saturday

    Saturday: A chance of rain and thunderstorms before noon, then a slight chance of rain. Partly sunny, with a high near 71. Southwest wind 6 to 9 mph becoming northwest in the afternoon. Chance of precipitation is 50%.

    High: 71 °F

    Chance Rain
    then Slight
    Chance Rain

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

Detailed Forecast

This Afternoon
Cloudy, with a high near 68. West wind around 5 mph becoming calm.
Tonight
A 30 percent chance of rain and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 57. Calm wind becoming south around 5 mph after midnight.
Friday
A 20 percent chance of rain before 8am. Partly sunny, with a high near 78. South wind 6 to 13 mph, with gusts as high as 25 mph.
Friday Night
Rain and possibly a thunderstorm after midnight. Low around 59. South wind 8 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.
Saturday
A chance of rain and thunderstorms before noon, then a slight chance of rain. Partly sunny, with a high near 71. Southwest wind 6 to 9 mph becoming northwest in the afternoon. Chance of precipitation is 50%.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Sunny, with a high near 69.
Sunday Night
Mostly clear, with a low around 49.
Monday
Sunny, with a high near 79.
Monday Night
A slight chance of rain, then a chance of rain and thunderstorms after midnight. Partly cloudy, with a low around 60. Chance of precipitation is 30%.
Tuesday
Rain likely and possibly a thunderstorm. Partly sunny, with a high near 79. Chance of precipitation is 70%.
Tuesday Night
Rain and possibly a thunderstorm. Low around 55. Chance of precipitation is 80%.
Wednesday
Rain likely. Mostly cloudy, with a high near 69. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Festus MO
 38.2°N 90.39°W (Elev. 495 ft)
Last Update:
12:25 pm CST Mar 5, 2026
Forecast Valid:
12pm CST Mar 5, 2026-6pm CDT Mar 11, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation