Heat advisory issued as record-breaking heat approaches
July 24, 2012 9:14PM
Updated: November 30, 2012 10:27AM
A heat advisory has been issued for Wednesday as triple-digit temperatures are expected to move back into the Chicago area.
The National Weather Service on Tuesday issued a heat advisory for northern Illinois and northwest Indiana from 11 a.m. through 10 p.m. Wednesday. An advisory means hot and humid weather could cause illness.
Temperatures are expected to reach 100-104 degrees Wednesday with a heat index between 105-110, the weather service said. The record high for July 25 is 101 in 1940.
Meteorologists are predicting a 50-percent chance of thunderstorms Wednesday night and Thursday, and temperatures are expected to be in the low to mid-80s the remainder of the week.
The weather service advises people to avoid working outside during the hottest parts of the day Wednesday, wear loose, lightweight clothing, and drink plenty of water.