7-Day Forecast 38.56°N 90.32°W (Text-Only)
NWS Forecast for: Affton MO
Issued by: National Weather Service Saint Louis, MO
Last Update: 8:06 am CDT Jun 17, 2024
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  • Today

    Today: A 40 percent chance of showers and thunderstorms, mainly after 2pm.  Increasing clouds, with a high near 95. Heat index values as high as 101. South wind 9 to 15 mph, with gusts as high as 22 mph.

    High: 95 °F

    Sunny then
    Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 8pm.  Mostly cloudy, with a low around 75. South wind 8 to 13 mph, with gusts as high as 23 mph.

    Low: 75 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 9am.  Mostly sunny, with a high near 91. South wind 9 to 14 mph, with gusts as high as 23 mph.

    High: 91 °F

    Slight Chance
    T-storms

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 74. South wind 5 to 10 mph becoming light  after midnight. Winds could gust as high as 20 mph.

    Low: 74 °F

    Partly Cloudy


  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 93. South wind 3 to 7 mph.

    High: 93 °F

    Mostly Sunny


  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 73.

    Low: 73 °F

    Partly Cloudy


  • Thursday

    Thursday: Mostly sunny, with a high near 96.

    High: 96 °F

    Mostly Sunny


  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 74.

    Low: 74 °F

    Partly Cloudy


  • Friday

    Friday: Mostly sunny and hot, with a high near 98.

    High: 98 °F

    Hot




  • Today: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Increasing clouds, with a high near 95. Heat index values as high as 101. South wind 9 to 15 mph, with gusts as high as 22 mph.

    Tonight: A 20 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 75. South wind 8 to 13 mph, with gusts as high as 23 mph.

    Tuesday: A 20 percent chance of showers and thunderstorms after 9am. Mostly sunny, with a high near 91. South wind 9 to 14 mph, with gusts as high as 23 mph.

    Tuesday Night: Partly cloudy, with a low around 74. South wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 20 mph.

    Juneteenth: Mostly sunny, with a high near 93. South wind 3 to 7 mph.

    Wednesday Night: Partly cloudy, with a low around 73.

    Thursday: Mostly sunny, with a high near 96.

    Thursday Night: Partly cloudy, with a low around 74.

    Friday: Mostly sunny and hot, with a high near 98.

    Friday Night: Partly cloudy, with a low around 75.

    Saturday: Mostly sunny and hot, with a high near 98.

    Saturday Night: Partly cloudy, with a low around 77.

    Sunday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 94.



    Affton MO
     38.56°N 90.32°W (Elev. 564 ft)

    Visit your local NWS office at: https://www.weather.gov/lsx/