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Hazardous Weather Conditions

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

62°F

17°C

Humidity 50%
Wind Speed S 6 mph
Barometer 30.14 in (1020.3 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 8 Apr 11:53 pm CDT
Extended Forecast for

Festus MO

  • Overnight

    Overnight: Clear, with a low around 54. South wind around 5 mph.

    Low: 54 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 81. South wind 6 to 9 mph.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 58. South wind around 6 mph.

    Low: 58 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 77. South wind around 6 mph becoming northwest in the afternoon. Chance of precipitation is 60%.

    High: 77 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 52. Light east wind. Chance of precipitation is 40%.

    Low: 52 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 79. Chance of precipitation is 30%.

    High: 79 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 81.

    High: 81 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 64.

    Low: 64 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

Detailed Forecast

Overnight
Clear, with a low around 54. South wind around 5 mph.
Thursday
Sunny, with a high near 81. South wind 6 to 9 mph.
Thursday Night
Partly cloudy, with a low around 58. South wind around 6 mph.
Friday
A slight chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 77. South wind around 6 mph becoming northwest in the afternoon. Chance of precipitation is 60%.
Friday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 52. Light east wind. Chance of precipitation is 40%.
Saturday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 79. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 60.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 81.
Sunday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 64.
Monday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 83.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Tuesday
Showers and thunderstorms likely. Partly sunny, with a high near 82. Chance of precipitation is 60%.
Tuesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 55. Chance of precipitation is 60%.
Wednesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
Festus MO
 38.22°N 90.39°W (Elev. 446 ft)
Last Update:
10:21 pm CDT Apr 8, 2026
Forecast Valid:
12am CDT Apr 9, 2026-6pm CDT Apr 15, 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