Canada wildfires continue to wreak havoc with air quality in the northern U.S., including Illinois. Track air quality index and smoke with these maps.

According to the predication map, northern Illinois and southern Wisconsin saw the first signs of fall the week of Sept. 18. "Minimal" is expected to turn to "patchy" the week of Sept. 25.

Avoid these streets in Chicago, Illinois. I-39 between mile markers 66 and 77. I-55 between mile markers 250 and 269. I-57 between mile markers 339 and 358 ...

Indiana I-94 between mile markers 16 and 32. Indiana I-65 between mile markers 254 and 261. I-55 between mile markers 270 and 294. I-88 between mile markers 96 and 140. I-90 between mile markers ...