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.

Fair

69°F

21°C

Humidity 59%
Wind Speed SE 8 mph
Barometer 29.86 in (1010.9 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 26 Apr 10:53 pm CDT
Extended Forecast for

Festus MO

  • Tonight

    Tonight: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4am. Low around 60. Southeast wind around 6 mph. Chance of precipitation is 80%.

    Low: 60 °F

    Showers

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms, mainly after 11am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 84. South wind 8 to 14 mph, with gusts as high as 29 mph.

    High: 84 °F

    Heavy Rain

  • Monday Night

    Monday Night: Showers and thunderstorms, mainly before 9pm. Some of the storms could produce heavy rainfall. Low around 51. Southwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 90%.

    Low: 51 °F

    Heavy Rain
    then Partly
    Cloudy

  • Tuesday

    Tuesday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 75. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 40%.

    High: 75 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 50. Light and variable wind becoming north around 5 mph after midnight. Chance of precipitation is 70%.

    Low: 50 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4am. Low around 60. Southeast wind around 6 mph. Chance of precipitation is 80%.
Monday
A 40 percent chance of showers and thunderstorms, mainly after 11am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 84. South wind 8 to 14 mph, with gusts as high as 29 mph.
Monday Night
Showers and thunderstorms, mainly before 9pm. Some of the storms could produce heavy rainfall. Low around 51. Southwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 90%.
Tuesday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 75. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 40%.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 50. Light and variable wind becoming north around 5 mph after midnight. Chance of precipitation is 70%.
Wednesday
Mostly sunny, with a high near 68.
Wednesday Night
Partly cloudy, with a low around 42.
Thursday
Mostly sunny, with a high near 70.
Thursday Night
Partly cloudy, with a low around 45.
Friday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 68.
Friday Night
Partly cloudy, with a low around 42.
Saturday
Mostly sunny, with a high near 69.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
Sunny, with a high near 75.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Festus MO
 38.22°N 90.39°W (Elev. 446 ft)
Last Update:
10:56 pm CDT Apr 26, 2026
Forecast Valid:
11pm CDT Apr 26, 2026-6pm CDT May 3, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation