Canadian wildfire smoke impacting Nebraska's air quality

Smoke from wildfires in Canada began impacting air quality for people involved in outdoor activities Thursday across Nebraska. The National Weather Service posted an alert for possible moderate to unhealthy air quality through noon Friday for the entire state. Conditions could range from moderate to unhealthy for sensitive populations to unhealthy for anyone engaged in outdoor activities. Dirk Petersen, a meteorologist with the weather service in Valley, Nebraska, said Thursday that forecasters had been seeing reduced visibility due to smoke in the northern part of the state, at times below...