SOUTH DAKOTA - Conditions started to get hazardous as smoke from Canadian wildfires at ground level increased in intensity on Thursday. In Pierre, the South Dakota Department of Agriculture and Natural Resources issued an air quality alert during Thursday afternoon. The agency stated air pollutions levels from the smoke had exceeded the department's standards for the National Ambient Air Quality. This means those who have heart or lung diseases, the elderly, young children should avoid during physical activities and limit their time outdoors.
The conditions on the roads also became hazardous as the smoke become so thick in northeast, South Dakota, visibilities dropped to a half of a mile at times, in Watertown.
Thick smoke conditions are expected to remain on Friday and possibly in Saturday.