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 68 miles • updated 03/06/2015 03:15 PM EST
 View from Pinnacles near Skyline Drive, Looking Northwest</em>
Ozone (O3) at Big Meadows Monitoring Site  updated 03/06/2015 04:00 PM EST

O3 concentration Current Today's
Maximum
Yesterday's
Maximum
8-hour average 44 ppb 44 ppb   42 ppb  
1-hour average 48 ppb 49 ppb   43 ppb  

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



AQI Ozone


Particulate Matter (PM2.5) at Big Meadows Monitoring Site updated 03/06/2015 02:00 PM EST

PM2.5 concentration
Current Today's
Maximum
Yesterday's
Maximum
24-hour average 6.2 μg/m3 4.1 μg/m3
1-hour average 5.5 μg/m3 7.5 μg/m3  7.9 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 03/06/2015 04:00 PM EST

Current temperature  16 F 
Yesterday's minimum temperature  6 F 
Yesterday's maximum temperature  37 F 
Current relative humidity  80 % 
Yesterday's minimum relative humidity  89 % 
Yesterday's maximum relative humidity  97 % 
Current wind speed  1 mph  
Current wind direction  WSW 
Precipitation in last hour  0.00 in. 
Precipitation since midnight  0.00 in. 
Yesterday's precipitation  0.81 in. 


Visibility  updated 03/06/2015 04:00 PM EST

Approximate Visual Range
Current Yesterday's
Maximum
Yesterday's
Minimum
  68 miles 53 miles 1 miles


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Current Air Quality »
at Big Meadows
Ozone - O3
updated 03/06/2015 04:00 PM EST
Ozone concentration is ***O3*** parts per billion air quality index (AQI) for Ozone and Particulate Matter from good to unhealthy PM 2.5 is 5.5 micrograms per cubic meter
Particulate Matter - PM2.5
updated 03/06/2015 02:00 PM EST
  • See more air data »
  • Current Weather »
    at Big Meadows
    updated 03/06/2015 04:00 PM EST
    Temperature
    16 F

    Humidity
    80 %

    Wind
    WSW-1 mph

    Precipitation - 1 hr
    0 in.

  • See more weather data »
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    Last Updated: March 06, 2015