The communities included in the advisory are Fort St. John, Prince George, Mackenzie, Chetwynd, Dawson Creek, Fort Nelson, Vanderhoof and Quesnel.
The change in weather is bringing relief from high smoke levels to many communities throughout the area, however, the fires are still active and periods of smoke may still affect communities throughout the area.
Smoke levels can change rapidly, and there may be large variations over short distances.
Smoke transport models suggest that smoke from the active fires is still moving in an easterly direction and some communities may experience elevated levels.
Contact your health care provider if you experience difficulty in breathing, chest pain or discomfort, or sudden onset of cough or irritation of airways.
If you are experiencing symptoms, avoid strenuous outdoor activities, especially along busy traffic corridors.
Exposure is particularly a concern for infants, the elderly and those who have underlying medical conditions such as diabetes, and lung or heart disease.