Cooler today; record temps possible Sunday
![Cooler today; record temps possible Sunday](http://bloximages.chicago2.vip.townnews.com/journalstar.com/content/tncms/assets/v3/editorial/0/f0/0f04e37a-02bf-503b-b21d-ace206c5be3b/53cb1ebaec2fc.preview-300.jpg)
A cool front will usher in a day of below-normal temperatures on Friday before an unseasonably warm weekend.
A cool front will usher in a day of below-normal temperatures on Friday before an unseasonably warm weekend.