An air quality alert remained in effect for the entire Chicago area Friday, with another "Air Pollution Action Day" alert declared as wildfire smoke from Canadian wildfires continues to impact parts of the Midwest.

As of early Friday morning, the Air Quality Index for Chicago was reporting a PM2.5 of 116, which ranked in the "unhealthy for sensitive groups" category and level two of six on the Environmental Protection Agency's air quality scale.

That's a 30 percent improvement from yesterday, NBC 5 Storm Team Meteorologist Kevin Jeanes said, where the PM2.5 ranked at 160, leading air quality to be in the "unhealthy" for all groups category.

Jeanes said the air quality will continue to improve Friday and going into the weekend.

"It's still hazy, but that number is lower than it was

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