Sequoia and Kings Canyon National Parks - Take a look at the Giant Forest webcam to see what current air quality conditions are like. This photo is from this morning. http://www.nature.nps.gov/air/WebCams/parks/sekicam/sekicam.cfm
Giant Forest Webcam Link - Sequoia & Kings Canyon National Parks (U.S. National Park Service)
Half Dome Webcam - Discover Yosemite National Park