Comfortable temperatures have arrived for the weekend, but the northerly winds that brought these cooler conditions also carried smoke from the upper Midwest. Air quality will be fair in Mid-Missouri,

As has been the case much of the summer, the smoke invasion is targeting the Upper Midwest to Great Lakes. Beyond Friday, smoke may affect more of the Northeast into the weekend.

Smoke from the Canadian wildfires will continue to impact air quality across the upper Midwest and Great Lakes Friday and Saturday. Air quality alerts have expanded and are in effect for the entire states of Minnesota,