Publication Date September 27, 2017 | Chicago Tribune

Heat wave set to end — but first, a 7th day of record warmth

United States

For the seventh day in a row, the temperature at O'Hare Airport hit a record high, reaching 92 degrees Tuesday afternoon as the Chicago area's unprecedented late-September heat wave draws to a close.

Chicago has never before seen a seven-day stretch of 90-degree days so late in the year, according to the weather service.