Smoke from Canadian wildfires has sent a blanket of smoke over the midwestern United States this weekend. The National Weather Service (NWS) has issued air quality alerts for Minnesota and Wisconsin, as well as, Iowa, Illinois Michigan, and parts of Nebraska and Missouri.

Air quality alerts have been issued across most of the Midwest, and hundreds of wildfires are burning across Canada.

The smoke is expected to remain over the northern and central Plains of the United States for the next couple of days, according to meteorologists.