7-Day Forecast 40.04°N 91.52°W (Text-Only)
NWS Forecast for: La Grange MO
Issued by: National Weather Service Saint Louis, MO
Last Update: 11:11 pm CDT Apr 12, 2026
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  • Tonight

    Tonight: Mostly cloudy, with a low around 62. Southwest wind around 11 mph, with gusts as high as 23 mph.

    Low: 62 °F

    Mostly Cloudy



  • Monday

    Monday: A 20 percent chance of showers and thunderstorms, mainly between 11am and 5pm.  Mostly cloudy, with a high near 82. South wind 9 to 14 mph, with gusts as high as 28 mph.

    High: 82 °F

    Slight Chance
    T-storms


  • Monday
    Night

    Monday Night: A slight chance of showers and thunderstorms between 7pm and 9pm.  Partly cloudy, with a low around 67. South wind 10 to 13 mph, with gusts as high as 26 mph.  Chance of precipitation is 20%.

    Low: 67 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly after 1pm.  Partly sunny, with a high near 85. Southwest wind 11 to 15 mph, with gusts as high as 30 mph.

    High: 85 °F

    Chance
    T-storms


  • 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 66. Southwest wind 10 to 13 mph, with gusts as high as 25 mph.  Chance of precipitation is 60%.

    Low: 66 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm.  High near 77. Chance of precipitation is 80%.

    High: 77 °F

    Showers



  • Wednesday
    Night

    Wednesday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers.  Mostly cloudy, with a low around 60. Chance of precipitation is 40%.

    Low: 60 °F

    Chance
    T-storms


  • Thursday

    Thursday: Sunny, with a high near 81.

    High: 81 °F

    Sunny



  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear



  • Tonight: Mostly cloudy, with a low around 62. Southwest wind around 11 mph, with gusts as high as 23 mph.

    Monday: A 20 percent chance of showers and thunderstorms, mainly between 11am and 5pm. Mostly cloudy, with a high near 82. South wind 9 to 14 mph, with gusts as high as 28 mph.

    Monday Night: A slight chance of showers and thunderstorms between 7pm and 9pm. Partly cloudy, with a low around 67. South wind 10 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 85. Southwest wind 11 to 15 mph, with gusts as high as 30 mph.

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 66. Southwest wind 10 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

    Wednesday: Showers and possibly a thunderstorm. High near 77. Chance of precipitation is 80%.

    Wednesday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 40%.

    Thursday: Sunny, with a high near 81.

    Thursday Night: Mostly clear, with a low around 61.

    Friday: A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 83.

    Friday Night: Showers and possibly a thunderstorm. Low around 56. Chance of precipitation is 80%.

    Saturday: Showers and thunderstorms likely. Partly sunny, with a high near 69. Chance of precipitation is 60%.

    Saturday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 40.

    Sunday: Mostly sunny, with a high near 61.



    La Grange MO
     40.04°N 91.52°W (Elev. 620 ft)

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