Explore Air
Great Smoky Mountains National Park
View from Look Rock  
updated 11/07/2009 06:45 PM EST •   
Visual range is approximately 100 miles
View From Look Rock, Great Smoky Mountains National Park
Current Ozone Conditions
as of 11/07/2009 07:00 PM EST •     
 Ozone
       
Current 1-hour average concentration
 47 ppb
Current 8-hour average concentration
 51 ppb
Good Moderate Unhealthy for Sensitive Groups Unhealthy Very
Unhealthy
0 60 76 96 116 ppb
 
Current Particulate Conditions
11/07/2009 07:00 PM EST •     
 Particulate Matter
      Details   
Current 1-hour average PM2.5 concentration
 10.2 ug/m3
Current 24-hour average PM2.5 concentration
 10 ug/m3
Good Moderate Unhealthy for Sensitive Groups Unhealthy Very
Unhealthy
0 15.5 35.5 Details 65.5 150 ug/m3
 
Current Meteorological Conditions
as of as of 11/07/2009 07:00 PM EST •     
Weather
     
 Current temperature
 52 F
 Current relative humidity
 43 %
 Current wind
SE -   1 mph
 Precipitation in last hour
 0  inches
Additional Information
 
Larger Image of View From Look RockPark Map Showing Camera Field of ViewLandmarks Visible Within View From Look RockDisplay Archived Views from Look Rock, Great Smoky Mountains NPExample of Days with Good and Bad VisibilitySugarlands Visitor Center Air Quality Exhibit
Current Conditions at Purchase Knob, Great Smoky Mountains NPJoyce Kilmer Wilderness Area (USDA Forest Service) Web CamGreat Smoky Mountains NP Home PageNational Park Service Air Quality Home PageEPA Real-Time Ozone Maps and Air Quality Forecasts
updated on 11/07/2009 04:50 PM MST  I   http://www.nature.nps.gov/air/webcams/parks/grsmcam/grsmcam.cfm   I  Email: Webmaster
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