The smoke floating over the border shared between America and Canada is now impacting air quality in states as far south as Texas, AirNow's data shows. The EPA has declared the air quality in states near the Canadian border as "unhealthy or "unhealthy for sensitive groups."

Much of Manitoba and Saskatchewan remain under air quality warnings. Environment Canada says wildfire smoke continues to contribute to the very poor air quality in the region and could lead to reduced visibility in the coming days.

Air quality specialists in the state are starting to more closely monitor wildfire activity in Canada. Because of climate change, those fires are becoming more intense and reaching areas closer to the Northeast,