Canadian wildfire smoke returns, leading to another air quality alert

Haze from Canadian wildfires as seen over Pentagon City earlier this month (staff photo by Jay Westcott)
The bulk of today’s storms are moving out — and more Canadian wildfire smoke is about to move in.
The smoke that enveloped Chicago and much of the Midwest today is set to push east toward our region. That has prompted a Code Orange air quality alert for the D.C. area tomorrow (Wednesday).Code Purple (very unhealthy) air quality stretches from Iowa thru northern Illinois, southern