..DANGEROUS HEAT TODAY AND SATURDAY... ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT /8 PM EDT/ SATURDAY... * HIGH TEMPERATURES....95 to 98 degrees.. possibly reaching triple-digits today and Saturday. * MAXIMUM HEAT INDICES...110 to 118 degrees today and 108 to 115 degrees Saturday... remember if in the sun for an extended period these numbers could be increased by 5 to 10-degrees. * IMPACTS...The cumulative effects of temperatures and heat index values this high could lead to heat related illnesses with prolonged exposure. Those without air conditioning, elderly, small children, and pets are especially susceptible. Plan ahead. Have a cool place to shelter from the heat. Avoid outdoor activity, especially strenuous ones, during the peak heating times of the day. Note on the headlined map and map below, the Excessive heat warning covers an extensive area in all directions from Chicago into western Illinois, north into Wisconsin, east into Indiana and south into central/southern Illinois, as well as points beyond.