7-Day Forecast 42.42°N 88.61°W (Text-Only)
NWS Forecast for: Harvard IL
Issued by: National Weather Service Chicago, IL
Last Update: 5:41 pm CDT Jun 20, 2025
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  • Tonight

    Tonight: A 20 percent chance of showers before 7pm.  Partly cloudy, with a low around 73. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 73 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 94. Heat index values as high as 107. Breezy, with a south southwest wind 15 to 25 mph, with gusts as high as 40 mph.

    High: 94 °F

    Sunny and
    Breezy


  • Saturday
    Night

    Saturday Night: Clear, with a low around 76. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 40 mph.

    Low: 76 °F

    Clear and
    Breezy then
    Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 95. Heat index values as high as 105. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 95 °F

    Sunny then
    Sunny and
    Breezy

  • Sunday
    Night

    Sunday Night: Clear, with a low around 76. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 76 °F

    Clear and
    Breezy then
    Clear

  • Monday

    Monday: Sunny and hot, with a high near 96.

    High: 96 °F

    Hot



  • Monday
    Night

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

    Low: 74 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Tuesday

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

    High: 88 °F

    Chance
    T-storms


  • Tuesday
    Night

    Tuesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 64.

    Low: 64 °F

    Chance
    T-storms




  • Tonight: A 20 percent chance of showers before 7pm. Partly cloudy, with a low around 73. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Saturday: Sunny, with a high near 94. Heat index values as high as 107. Breezy, with a south southwest wind 15 to 25 mph, with gusts as high as 40 mph.

    Saturday Night: Clear, with a low around 76. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 40 mph.

    Sunday: Sunny and hot, with a high near 95. Heat index values as high as 105. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Sunday Night: Clear, with a low around 76. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Monday: Sunny and hot, with a high near 96.

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

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

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 64.

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

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 66.

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

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 65.

    Friday: A chance of showers and thunderstorms. Partly sunny, with a high near 82.



    Harvard IL
     42.42°N 88.61°W

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