7-Day Forecast 38.61°N 89.13°W (Text-Only)
NWS Forecast for: Sandoval IL
Issued by: National Weather Service Saint Louis, MO
Last Update: 10:07 pm CDT Jul 15, 2025
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  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 72. Southwest wind around 5 mph.

    Low: 72 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly after 3pm.  Cloudy through mid morning, then gradual clearing, with a high near 92. Heat index values as high as 103. Southwest wind 5 to 9 mph.

    High: 92 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Wednesday
    Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 7pm.  Partly cloudy, with a low around 75. Southwest wind 5 to 8 mph.

    Low: 75 °F

    Chance
    T-storms


  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 90. West wind 6 to 8 mph.

    High: 90 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Thursday
    Night

    Thursday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 70. North wind around 6 mph becoming calm  in the evening.

    Low: 70 °F

    Chance
    T-storms


  • Friday

    Friday: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 83.

    High: 83 °F

    Chance
    T-storms


  • Friday
    Night

    Friday Night: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 71.

    Low: 71 °F

    Slight Chance
    T-storms


  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms.  Partly sunny, with a high near 88.

    High: 88 °F

    Chance
    T-storms


  • Saturday
    Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am.  Partly cloudy, with a low around 74.

    Low: 74 °F

    Chance
    T-storms




  • Tonight: A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 72. Southwest wind around 5 mph.

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly after 3pm. Cloudy through mid morning, then gradual clearing, with a high near 92. Heat index values as high as 103. Southwest wind 5 to 9 mph.

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 75. Southwest wind 5 to 8 mph.

    Thursday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 90. West wind 6 to 8 mph.

    Thursday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. North wind around 6 mph becoming calm in the evening.

    Friday: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 83.

    Friday Night: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.

    Saturday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 88.

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 74.

    Sunday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.

    Sunday Night: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73.

    Monday: A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 89.

    Monday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.

    Tuesday: Sunny, with a high near 92.



    Sandoval IL
     38.61°N 89.13°W (Elev. 499 ft)

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