Severe Storms and Flash Flooding in the Midwest: Critical Fire Weather Threats in the West

Strong to severe storms with damaging winds, large hail, and locally heavy rain will be possible from the Central Plains to the Mid-South and the Great Lakes as a cold front moves eastward. An organized area of thunderstorms may produce a greater severe threat, including a derecho with winds up to 100 mph across parts of Iowa, Illinois, and southern Wisconsin. Read More >

7-Day Forecast for Latitude 41.51°N and Longitude 87.64°W (Text-Only)
NWS Forecast for: Chicago Heights IL
Issued by: National Weather Service Chicago, IL
Last Update: 4:16 pm CDT Aug 10, 2020
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  • This
    Afternoon

    This Afternoon: Showers and thunderstorms. Some storms could be severe, with large hail and damaging winds.  High near 89. Heat index values as high as 97. Southwest wind around 5 mph.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Severe
    Thunderstorms


    High: 89 °F

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 8pm. Some of the storms could be severe.  Low around 68. South southwest wind 5 to 10 mph becoming northwest after midnight.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Severe
    Thunderstorms
    then Chance
    T-storms

    Low: 68 °F

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81. Northeast wind around 5 mph, with gusts as high as 10 mph.

    Mostly Sunny



    High: 81 °F

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 61. East northeast wind around 5 mph becoming calm  in the evening.

    Partly Cloudy



    Low: 61 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 84. Calm wind becoming east around 5 mph in the afternoon. Winds could gust as high as 10 mph.

    Mostly Sunny



    High: 84 °F

  • Wednesday
    Night

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

    Partly Cloudy



    Low: 67 °F

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 85.

    Slight Chance
    T-storms


    High: 85 °F

  • Thursday
    Night

    Thursday Night: A slight chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 67.

    Partly Cloudy
    then Slight
    Chance
    T-storms

    Low: 67 °F

  • Friday

    Friday: A chance of showers and thunderstorms.  Mostly sunny, with a high near 84.

    Chance
    T-storms


    High: 84 °F



  • This Afternoon: Showers and thunderstorms. Some storms could be severe, with large hail and damaging winds. High near 89. Heat index values as high as 97. Southwest wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Tonight: Showers and thunderstorms, mainly before 8pm. Some of the storms could be severe. Low around 68. South southwest wind 5 to 10 mph becoming northwest after midnight. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Tuesday: Mostly sunny, with a high near 81. Northeast wind around 5 mph, with gusts as high as 10 mph.

    Tuesday Night: Partly cloudy, with a low around 61. East northeast wind around 5 mph becoming calm in the evening.

    Wednesday: Mostly sunny, with a high near 84. Calm wind becoming east around 5 mph in the afternoon. Winds could gust as high as 10 mph.

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

    Thursday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.

    Thursday Night: A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 67.

    Friday: A chance of showers and thunderstorms. Mostly sunny, with a high near 84.

    Friday Night: A chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 68.

    Saturday: A chance of showers and thunderstorms. Mostly sunny, with a high near 85.

    Saturday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 69.

    Sunday: A chance of showers and thunderstorms. Mostly sunny, with a high near 84.

    Sunday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 64.

    Monday: Mostly sunny, with a high near 79.



    Chicago Heights IL
     41.51°N 87.64°W

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