8-25-13 Butler Fire Air Quality
Incident: Forks Complex (includes Butler Fire ) Wildfire
Sunday, August 25, 2013
Another brief disturbance may bring a shot of precip before cloud cover moves off through the afternoon. Relative humidities will be higher and air quality should remain good at most locations. Values will again trend upward late afternoon as fire activity picks up and existing smoke settles in for the evening.
Outlook for Monday and beyond
On Monday, clear skies and drying relative humidity values will allow remnant heat to smolder and continue cleaning up large fuels. Monday should bring a return to a warm and dry trend of afternoon fire activity and nighttime inversions that lift out during daytime heating in a predictable diurnal pattern.
24-hour Average PM2.5
3-hour Max PM2.5
Level of Health Concern
Actions to Protect Yourself
Aug. 25, 2013
Air quality is satisfactory and poses little or no health risk
Happy Camp Yreka
Air quality is acceptable for most. There may be moderate health concern for a small number of sensitive people.
Unusually sensitive people should consider reducing prolonged or heavy outdoor exertion.
Unhealthy for Sensitive Groups
Members of sensitive groups may experience health effects. The general public is not likely to be affected.
People with heart or lung disease, children, and older adults should limit prolonged or heavy outdoor exertion.
Everyone may begin to experience more serious health effects.
People with heart or lung disease, children and older adults should avoid all physical outdoor activity. Everyone else should avoid prolonged or heavy exertion.
People with heart or lung disease, older adults, and children should avoid all physical activity outdoors. Everyone else should avoid prolonged or heavy exertion.
Significant aggravation of heart or lung disease and premature mortality in persons with cardiopulmonary disease and the elderly; significant increase in respiratory effects in the general population.