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


Shenandoah National Park

  • View from Pinnacles, Skyline Drive
    Looking Northwest
  • Air Data
    & Weather
  • NPS Air
    Webcams
Visual Range is about 180 miles • updated 10/20/2014 01:45 PM EDT
 View from Pinnacles near Skyline Drive, Looking Northwest</em>
Ozone (O3) at Big Meadows Monitoring Site  updated 10/20/2014 01:00 PM EDT

O3 concentration Current Today's
Maximum
Yesterday's
Maximum
8-hour average 40 ppb 42 ppb   42 ppb  
1-hour average 42 ppb 43 ppb   47 ppb  

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



AQI Ozone


Particulate Matter (PM2.5) at Big Meadows Monitoring Site updated 10/20/2014 01:00 PM EDT

PM2.5 concentration
Current Today's
Maximum
Yesterday's
Maximum
24-hour average 2.7 μg/m3 2.6 μg/m3
1-hour average 0.8 μg/m3 3.4 μg/m3  4.5 μg/m3

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



Particulate Matter (PM2.5)


Weather at Big Meadows Monitoring Site  updated 10/20/2014 01:00 PM EDT

Current temperature  54 F 
Yesterday's minimum temperature  33 F 
Yesterday's maximum temperature  46 F 
Current relative humidity  39 % 
Yesterday's minimum relative humidity  42 % 
Yesterday's maximum relative humidity  89 % 
Current wind speed  4 mph  
Current wind direction  SW 
Precipitation in last hour  0.00 in. 
Precipitation since midnight  0.00 in. 
Yesterday's precipitation  0.00 in. 


Visibility  updated 10/20/2014 12:00 PM EDT

Approximate Visual Range
Current Yesterday's
Maximum
Yesterday's
Minimum
  180 miles 194 miles 101 miles


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Current Air Quality »
at Big Meadows
Ozone - O3
updated 10/20/2014 01:00 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 0.8 micrograms per cubic meter
Particulate Matter - PM2.5
updated 10/20/2014 01:00 PM EDT
  • See more air data »
  • Current Weather »
    at Big Meadows
    updated 10/20/2014 01:00 PM EDT
    Temperature
    54 F

    Humidity
    39 %

    Wind
    SW-4 mph

    Precipitation - 1 hr
    0 in.

  • See more weather data »
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    Last Updated: October 20, 2014