* WHAT…Dangerously hot and humid conditions with high temperatures
each day well into the 90s and peak afternoon heat index values of
100 to 105 degrees possible.
* WHERE…Central Cook, Northern Cook, and Southern Cook Counties.
* WHEN…From Saturday morning through Monday evening.
* IMPACTS…Heat related illnesses increase significantly during
extreme heat and high humidity events.
* ADDITIONAL DETAILS…Heat indices will likely remain in the 90s
late into the evening hours with overnight lows possibly
struggling to fall much below 80 degrees.