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NWS St. Louis Announces Changes To May 16, 2025 Tornado Damage Assessment

After a year-long review of new ground survey data and aerial imagery, NWS St. Louis made several adjustments to the May 16, 2025 tornado damage assessment. Read More >

Hazardous Weather Conditions

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Overcast

71°F

22°C

Humidity 87%
Wind Speed NE 6 mph
Barometer 29.93 in (1013.1 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 27 May 12:53 am CDT
Extended Forecast for

Festus MO

  • Overnight

    Overnight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Calm wind. Chance of precipitation is 40%.

    Low: 61 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 10am. Partly sunny, with a high near 82. Calm wind. Chance of precipitation is 40%.

    High: 82 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 62. Calm wind.

    Low: 62 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers after 1pm. Partly sunny, with a high near 83. Calm wind becoming northeast around 6 mph in the afternoon.

    High: 83 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 63. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 63 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 10am, then a chance of showers and thunderstorms after 10am. Mostly cloudy, with a high near 78. Chance of precipitation is 30%.

    High: 78 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 60.

    Low: 60 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 81. Chance of precipitation is 30%.

    High: 81 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Overnight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Calm wind. Chance of precipitation is 40%.
Wednesday
A chance of showers, with thunderstorms also possible after 10am. Partly sunny, with a high near 82. Calm wind. Chance of precipitation is 40%.
Wednesday Night
Mostly cloudy, with a low around 62. Calm wind.
Thursday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 83. Calm wind becoming northeast around 6 mph in the afternoon.
Thursday Night
A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 63. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 10am, then a chance of showers and thunderstorms after 10am. Mostly cloudy, with a high near 78. Chance of precipitation is 30%.
Friday Night
A 30 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 60.
Saturday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 81. Chance of precipitation is 30%.
Saturday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 60.
Sunday
Mostly sunny, with a high near 80.
Sunday Night
Partly cloudy, with a low around 58.
Monday
Mostly sunny, with a high near 82.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Sunny, with a high near 82.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Festus MO
 38.22°N 90.42°W (Elev. 499 ft)
Last Update:
1:26 am CDT May 27, 2026
Forecast Valid:
1am CDT May 27, 2026-6pm CDT Jun 2, 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