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
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Visual Range is about 47 miles •
 View from Look Rock, Looking East
Ozone (O3updated 10/22/2014 04:00 AM ST

O3 concentration Current Today's
Maximum
Yesterday's
Maximum
8-hour average 29 ppb 34 ppb   39 ppb  
1-hour average 24 ppb 30 ppb   42 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 unavailable unavailable
1-hour average 8.4 μg/m3 unavailable  13.5 μg/m3

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



Particulate Matter (PM2.5)


Weather  updated 10/22/2014 04:00 AM ST

Current temperature  41 F 
Yesterday's minimum temperature  45 F 
Yesterday's maximum temperature  56 F 
Current relative humidity  86 % 
Yesterday's minimum relative humidity  61 % 
Yesterday's maximum relative humidity  90 % 
Current wind speed  10 mph  
Current wind direction  NNE 
Current solar radiation  240 watts/m 2 
Precipitation in last hour  0.00 in. 
Precipitation since midnight  0.00 in. 
Yesterday's precipitation  0.00 in. 


Visibility 

Approximate Visual Range
Current Yesterday's
Maximum
Yesterday's
Minimum
  47 miles 47 miles 20 miles


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Current Air Quality »
Ozone - O3
updated 10/22/2014 04:00 AM ST
Ozone concentration is ***O3*** parts per billion air quality index (AQI) for Ozone and Particulate Matter from good to unhealthy PM 2.5 is 8.4 micrograms per cubic meter
Particulate Matter - PM2.5

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  • Current Weather »
    updated 10/22/2014 04:00 AM ST
    Temperature
    41 F

    Humidity
    86 %

    Wind
    NNE-10 mph

    Precipitation - 1 hr
    0 in.

  • See more weather data »
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    Last Updated: October 22, 2014