NWS Forecast for: Chesterfield MO
Issued by: National Weather Service Saint Louis, MO
Last Update: 8:58 am CDT Aug 9, 2020
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  • Today

    Today: A chance of showers and thunderstorms before 1pm, then a slight chance of showers between 1pm and 3pm. Some of the storms could produce heavy rain.  Partly sunny, with a high near 91. Heat index values as high as 102. South wind 6 to 8 mph.  Chance of precipitation is 50%.

    Heavy Rain



    High: 91 °F

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 4am.  Partly cloudy, with a low around 75. South wind 5 to 7 mph.

    Partly Cloudy
    then Chance
    T-storms

    Low: 75 °F

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 95. Heat index values as high as 106. Southwest wind 5 to 8 mph.

    Chance
    T-storms


    High: 95 °F

  • Monday
    Night

    Monday Night: Showers and thunderstorms likely, mainly before 1am.  Mostly cloudy, with a low around 72. Light west wind.  Chance of precipitation is 60%.

    T-storms
    Likely


    Low: 72 °F

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly after 1pm.  Mostly cloudy, with a high near 88. Calm wind.  Chance of precipitation is 60%.

    T-storms
    Likely


    High: 88 °F

  • Tuesday
    Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 71.

    Chance
    T-storms


    Low: 71 °F

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms.  Partly sunny, with a high near 86.

    Chance
    T-storms


    High: 86 °F

  • Wednesday
    Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 68.

    Slight Chance
    T-storms


    Low: 68 °F

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly after 1pm.  Partly sunny, with a high near 87.

    Slight Chance
    T-storms then
    Chance
    T-storms

    High: 87 °F



  • Today: A chance of showers and thunderstorms before 1pm, then a slight chance of showers between 1pm and 3pm. Some of the storms could produce heavy rain. Partly sunny, with a high near 91. Heat index values as high as 102. South wind 6 to 8 mph. Chance of precipitation is 50%.

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 4am. Partly cloudy, with a low around 75. South wind 5 to 7 mph.

    Monday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 95. Heat index values as high as 106. Southwest wind 5 to 8 mph.

    Monday Night: Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 72. Light west wind. Chance of precipitation is 60%.

    Tuesday: Showers and thunderstorms likely, mainly after 1pm. Mostly cloudy, with a high near 88. Calm wind. Chance of precipitation is 60%.

    Tuesday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.

    Wednesday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.

    Wednesday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.

    Thursday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 87.

    Thursday Night: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.

    Friday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.

    Friday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.

    Saturday: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.



    Chesterfield MO
     38.65°N 90.57°W (Elev. 512 ft)

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