7-Day Forecast 41.93°N 88.32°W (Text-Only)
NWS Forecast for: Saint Charles IL
Issued by: National Weather Service Chicago, IL
Last Update: 9:41 pm CDT Jun 17, 2024
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  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms after 4am.  Mostly cloudy, with a low around 76. South wind around 15 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms.  Partly sunny, with a high near 92. Heat index values as high as 96. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 92 °F

    Slight Chance
    T-storms and
    Breezy

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 75. South wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 75 °F

    Partly Cloudy


  • Juneteenth

    Juneteenth: A 30 percent chance of showers and thunderstorms after 1pm.  Sunny, with a high near 93. Heat index values as high as 96. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Wednesday
    Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 71. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 71 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 93.

    High: 93 °F

    Chance
    T-storms

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy


  • Friday

    Friday: Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny


  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy




  • Overnight: A 20 percent chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 76. South wind around 15 mph, with gusts as high as 20 mph.

    Tuesday: A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 92. Heat index values as high as 96. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.

    Tuesday Night: Partly cloudy, with a low around 75. South wind 10 to 15 mph, with gusts as high as 30 mph.

    Juneteenth: A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. Heat index values as high as 96. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Wednesday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 71. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Thursday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 93.

    Thursday Night: Partly cloudy, with a low around 67.

    Friday: Mostly sunny, with a high near 93.

    Friday Night: Partly cloudy, with a low around 70.

    Saturday: Partly sunny and hot, with a high near 95.

    Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 70.

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

    Sunday Night: Mostly clear, with a low around 62.

    Monday: Sunny, with a high near 84.



    Saint Charles IL
     41.93°N 88.32°W

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