A couple of weather systems with the potential for showers through Wednesday have helped improve Nevada County’s air quality that was once considered unhealthy for all residents Monday. Sam Longmire, with the Northern Sierra Air Quality Management District, says in addition to the huge wildfires in Lake, Amador, and Calaveras Counties…we have also been impacted by an 850-acre blaze in Butte County near Oroville…

click to listen to Sam Longmire

But Longmire says despite these systems he can’t be as certain about Wednesday…

click to listen to Sam Longmire

An air quality advisory remains in effect for sensitive residents, mainly older adults, children, and people with lung or cardiovascular diseases. That means they should avoid prolonged outside activities, if possible.