For more information about National Park Service air resources, please visit http://www.nature.nps.gov/air/.


Great Smoky Mountains National Park

  • View from Look Rock
    Looking East
  • Air Data
    & Weather
  • NPS Air
    Webcams
Visual Range is about 98 miles • updated 07/02/2015 08:30 PM EDT
 View from Look Rock, Looking East
Ozone (O3updated 07/02/2015 08:00 PM EDT

O3 concentration Current Today's
Maximum
Yesterday's
Maximum
8-hour average 38 ppb 48 ppb   46 ppb  
1-hour average 30 ppb 51 ppb   54 ppb  

*Ozone (O3) is measured in parts per billion (ppb)



AQI Ozone


Particulate Matter (PM2.5 updated 07/02/2015 08:00 PM EDT

PM2.5 concentration
Current Today's
Maximum
Yesterday's
Maximum
24-hour average 12 μg/m3 20.8 μg/m3
1-hour average 2.0 μg/m3 22.6 μg/m3  31.7 μg/m3

*Particulate Matter (PM2.5) is measured in micrograms per cubic meter (μg/m3)



Particulate Matter (PM2.5)


Weather  updated 07/02/2015 08:00 PM EDT

Current temperature  69 F 
Yesterday's minimum temperature  64 F 
Yesterday's maximum temperature  70 F 
Current relative humidity  89 % 
Yesterday's minimum relative humidity  84 % 
Yesterday's maximum relative humidity  96 % 
Current wind speed  1 mph  
Current wind direction  S 
Current solar radiation  93 watts/m 2 
Precipitation in last hour  0.00 in. 
Precipitation since midnight  1.34 in. 
Yesterday's precipitation  0.37 in. 


Visibility  updated 07/02/2015 07:00 PM EDT

Approximate Visual Range
Current Yesterday's
Maximum
Yesterday's
Minimum
  98 miles 16 miles 1 miles


map Grand Teton National Park Web CameraGreat Smoky Mountains National Park Web Camera Home Shenandoah National Park Web Camera Hawaii Volcanoes National Park Web Camera Big Bend National Park Web Camera Joshua Tree National Park Web Camera Grand Canyon National Park Web Camera Theodore Roosevelt National Park Web Camera Washington, D.C. Web Camera Acadia National Park Web Camera Mammoth Cave National Park Web Camera Great Smoky Mountains National Park, Purchase Knob Web Camera Great Smoky Mountains National Park, Look Rock Web Camera North Cascades National Park Web Camera Olympic National Park Web Camera Mount Rainier National Park Web Camera Sequoia/Kings Canyon National Park Web Camera Yosemite National Park Web Camera Denali National Park & Preserve Web Camera Point Reyes National Seashore Web Camera
Current Air Quality »
Ozone - O3
updated 07/02/2015 08:00 PM EDT
Ozone concentration is ***O3*** parts per billion air quality index (AQI) for Ozone and Particulate Matter from good to unhealthy PM 2.5 is 2.0 micrograms per cubic meter
Particulate Matter - PM2.5
updated 07/02/2015 08:00 PM EDT
  • See more air data »
  • Current Weather »
    updated 07/02/2015 08:00 PM EDT
    Temperature
    69 F

    Humidity
    89 %

    Wind
    S-1 mph

    Precipitation - 1 hr
    0 in.

  • See more weather data »
  • Feature »
    feature podcast

    Last Updated: July 02, 2015