National Park Service

Air Resources






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

NPS » Explore Nature » Air Resources

Grand Canyon National Park

  • View from Yavapai Point
    Looking Northwest
  • Air Data
    & Weather
  • NPS Air
    Webcams
Visual Range is about 131 miles • updated 05/25/2013 05:15 PM MST
View from Yavapai Point Looking Northwest
Ozone(O3) at the Abyss Monitoring Site  updated 05/25/2013 03:00 PM MST

O3 concentration Current Today's
Maximum		 Yesterday's
Maximum
8-hour average 63 ppb 63 ppb   64 ppb  
1-hour average 60 ppb 70 ppb   67 ppb  

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


AQI Ozone


Weather at the Abyss Monitoring Site

Current temperature  74 F 
Yesterday's minimum temperature  48 F 
Yesterday's maximum temperature  73 F 
Current relative humidity  8 % 
Yesterday's minimum relative humidity  7 % 
Yesterday's maximum relative humidity  25 % 
Current wind speed  11 mph  
Current wind direction S
Current solar radiation  865 watts/m 2 
Precipitation in last hour  0.00 in. 
Precipitation since midnight  0.00 in. 
Yesterday's precipitation  0.00 in. 


Visibility  updated 05/25/2013 03:00 PM MST

Approximate Visual Range
 Current Yesterday's
Maximum		 Yesterday's
Minimum
  131 miles 135 miles 41 miles


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Current Air Quality »
at the Abyss Monitoring Site
Ozone - O3
updated 05/25/2013 03:00 PM MST
Ozone concentration is ***O3*** parts per billion air quality index (AQI) for Ozone and Particulate Matter from good to unhealthy
Current Weather »
at the Abyss Monitoring Site

Temperature
74 F

Humidity
8 %

Wind
S-11 mph

Precipitation - 1 hr
0 in.

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    Last Updated: May 25, 2013