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 38 miles • updated 09/02/2015 12:00 AM EDT
 View from Look Rock, Looking East
Ozone (O3

O3 concentration Current Today's
Maximum
Yesterday's
Maximum
8-hour average 45 ppb 56 ppb   54 ppb  
1-hour average unavailable 56 ppb   57 ppb  

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



AQI Ozone


Particulate Matter (PM2.5

PM2.5 concentration
Current Today's
Maximum
Yesterday's
Maximum
24-hour average 12.7 μg/m3 11.8 μg/m3
1-hour average 10.5 μg/m3 17.0 μg/m3  15.6 μg/m3

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



Particulate Matter (PM2.5)


Weather 

Current temperature  unavailable  
Yesterday's minimum temperature  62 F 
Yesterday's maximum temperature  75 F 
Current relative humidity  unavailable  
Yesterday's minimum relative humidity  64 % 
Yesterday's maximum relative humidity  92 % 
Current wind speed   unavailable 
Current wind direction  unavailable 
Current solar radiation  323 watts/m 2 
Precipitation in last hour   NA 
Precipitation since midnight  0.00 in. 
Yesterday's precipitation  0.00 in. 


Visibility  updated 09/01/2015 10:00 PM EDT

Approximate Visual Range
Current Yesterday's
Maximum
Yesterday's
Minimum
  38 miles 57 miles 18 miles


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Current Air Quality »
Ozone - O3
Ozone concentration is ***O3*** parts per billion air quality index (AQI) for Ozone and Particulate Matter from good to unhealthy PM 2.5 is 10.5 micrograms per cubic meter
Particulate Matter - PM2.5

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  • Current Weather »

    Temperature
    unavailable

    Humidity
    unavailable

    Wind
    unavailable- unavailable

    Precipitation - 1 hr
    NA

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    Last Updated: September 01, 2015