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: A 20 percent chance of rain before 5pm. Cloudy, with a high near 44. Northeast wind 3 to 5 mph.

    High: 44 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 2am. Low around 37. Calm wind. Chance of precipitation is 80%.

    Low: 37 °F

    Cloudy then
    Rain

  • Tuesday

    Tuesday: Rain and thunderstorms before 3pm, then a chance of rain. High near 67. Calm wind becoming southeast around 5 mph. Chance of precipitation is 80%.

    High: 67 °F

    Rain then
    Chance Rain

  • Tuesday Night

    Tuesday Night: Rain likely, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 50. Calm wind. Chance of precipitation is 70%.

    Low: 50 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain and possibly a thunderstorm. High near 70. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 80%.

    High: 70 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain and possibly a thunderstorm. Low around 54. Chance of precipitation is 80%.

    Low: 54 °F

    Rain

  • Thursday

    Thursday: Rain likely and possibly a thunderstorm before 9am, then rain likely between 9am and noon, then a chance of rain and thunderstorms after noon. Partly sunny, with a high near 74. Chance of precipitation is 70%.

    High: 74 °F

    Rain Likely
    then Chance
    Rain

  • Thursday Night

    Thursday Night: A chance of rain, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 56. Chance of precipitation is 50%.

    Low: 56 °F

    Chance Rain
    then Chance
    T-storms

  • Friday

    Friday: A chance of rain and thunderstorms before noon, then a slight chance of rain. Partly sunny, with a high near 81. Chance of precipitation is 30%.

    High: 81 °F

    Chance
    T-storms then
    Slight Chance
    Rain

Detailed Forecast

This Afternoon
A 20 percent chance of rain before 5pm. Cloudy, with a high near 44. Northeast wind 3 to 5 mph.
Tonight
A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 2am. Low around 37. Calm wind. Chance of precipitation is 80%.
Tuesday
Rain and thunderstorms before 3pm, then a chance of rain. High near 67. Calm wind becoming southeast around 5 mph. Chance of precipitation is 80%.
Tuesday Night
Rain likely, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 50. Calm wind. Chance of precipitation is 70%.
Wednesday
Rain and possibly a thunderstorm. High near 70. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 80%.
Wednesday Night
Rain and possibly a thunderstorm. Low around 54. Chance of precipitation is 80%.
Thursday
Rain likely and possibly a thunderstorm before 9am, then rain likely between 9am and noon, then a chance of rain and thunderstorms after noon. Partly sunny, with a high near 74. Chance of precipitation is 70%.
Thursday Night
A chance of rain, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 56. Chance of precipitation is 50%.
Friday
A chance of rain and thunderstorms before noon, then a slight chance of rain. Partly sunny, with a high near 81. Chance of precipitation is 30%.
Friday Night
A chance of rain and thunderstorms, then rain likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.
Saturday
Rain and thunderstorms likely. Cloudy, with a high near 71. Chance of precipitation is 70%.
Saturday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 47.
Sunday
A 20 percent chance of rain. Mostly cloudy, with a high near 66.
Sunday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 49.
Monday
A 30 percent chance of rain. Sunny, with a high near 72.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Festus MO
 38.22°N 90.39°W (Elev. 446 ft)
Last Update:
2:56 pm CST Mar 2, 2026
Forecast Valid:
3pm CST Mar 2, 2026-6pm CDT Mar 9, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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