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.

Mostly Cloudy

25°C

77°F

Humidity 74%
Wind Speed S 9 km/h
Barometer 1011.6 mb (29.88 in)
Dewpoint 20°C (68°F)
Visibility 16 km
Heat Index26°C (79°F)
Last update 1 Jun 1:53 pm CDT
Extended Forecast for

Affton MO

  • This Afternoon

    This Afternoon: Scattered showers and thunderstorms. Cloudy, with a high near 23. West wind around 13 km/h. Chance of precipitation is 50%.

    High: 23 °C

    Scattered
    Showers

  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly before 7pm. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 17. West wind 5 to 13 km/h. Chance of precipitation is 30%.

    Low: 17 °C

    Scattered
    Showers then
    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, partly sunny, with a high near 29. Northwest wind 5 to 8 km/h becoming southwest in the afternoon.

    High: 29 °C

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers between 1am and 4am, then a slight chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 19. Southeast wind around 8 km/h. Chance of precipitation is 20%.

    Low: 19 °C

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Monday

    Monday: Showers and thunderstorms likely, mainly between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 31. South wind 10 to 14 km/h. Chance of precipitation is 70%.

    High: 31 °C

    Chance
    T-storms then
    T-storms
    Likely

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 7pm, then showers and thunderstorms likely between 7pm and 10pm, then showers likely and possibly a thunderstorm after 10pm. Mostly cloudy, with a low around 21. Chance of precipitation is 60%.

    Low: 21 °C

    T-storms
    Likely then
    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 30. Chance of precipitation is 70%.

    High: 30 °C

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 21. Chance of precipitation is 70%.

    Low: 21 °C

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 29.

    High: 29 °C

    Chance
    T-storms

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms. Cloudy, with a high near 23. West wind around 13 km/h. Chance of precipitation is 50%.
Tonight
Scattered showers and thunderstorms, mainly before 7pm. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 17. West wind 5 to 13 km/h. Chance of precipitation is 30%.
Sunday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 29. Northwest wind 5 to 8 km/h becoming southwest in the afternoon.
Sunday Night
A slight chance of showers between 1am and 4am, then a slight chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 19. Southeast wind around 8 km/h. Chance of precipitation is 20%.
Monday
Showers and thunderstorms likely, mainly between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 31. South wind 10 to 14 km/h. Chance of precipitation is 70%.
Monday Night
Showers likely and possibly a thunderstorm before 7pm, then showers and thunderstorms likely between 7pm and 10pm, then showers likely and possibly a thunderstorm after 10pm. Mostly cloudy, with a low around 21. Chance of precipitation is 60%.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 30. Chance of precipitation is 70%.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 21. Chance of precipitation is 70%.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 29.
Wednesday Night
Mostly clear, with a low around 19.
Thursday
Sunny, with a high near 28.
Thursday Night
Mostly clear, with a low around 17.
Friday
Sunny, with a high near 27.
Friday Night
Partly cloudy, with a low around 17.
Saturday
Sunny, with a high near 28.
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ABOUT THIS FORECAST

 
Point Forecast:
Affton MO
 38.56°N 90.32°W (Elev. 564 m)
Last Update:
3:07 pm CDT Jun 1, 2024
Forecast Valid:
3pm CDT Jun 1, 2024-6pm CDT Jun 8, 2024
 
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