![Poor visibility down to about 1.5 miles near the intersection of Route 22 and Route 43 near Bannockburn the morning of Tuesday, June 27, 2023](https://www.arlingtoncardinal.com/wordpress/wp-content/uploads/2023/06/VisibilityatRoute22and43-June27-2023-326x245.jpg)
Canada Smoke: Arlington Heights, Chicago Area Air Quality Index Exceeds 200 for Suspended Particles
Smoke Forecast: 250+ PM2.5 Here Smoke and haze conditions worsened Tuesday, June 27, 2023 with the EPA reporting a Suspended particulate matter (SPM) or fine particles, designated PM2.5, with a diameter of 2.5 μm or […]