Air quality has taken a serious hit across the United States as a two-fold blow of wildfires in the West and in Canada have sent smoke pouring across large sections of the country — a problem that’s set to linger for days.

Researchers found that wildfire smoke can raise ozone to dangerous levels, posing hidden health risks even in remote areas.

Air Quality will be Poor at times Today especially now until the early afternoon then some improvement in Air Quality between 2 p.m. to 8 p.m. but then another Cold Front moving south from Canada Tonight will push another Large Plume of Canadian Wildfire Smoke into the Twin Cities after 10 p.