Still, air quality could become unhealthy as smoke conditions change, BAAD said. Wildfire smoke contains particulate matter and other pollutants that irritate the eyes and airways, causing coughing or irritated sinuses. Older adults, children, and people with respiratory illnesses should take extra precautions.
The Timber Fire, which erupted on Sunday, has burned nearly 2,500 acres and was five percent contained, according to Cal Fire. As of Tuesday afternoon, 259 structures were threatened by the blaze Cal Fire reported.