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


Grand Canyon National Park

  • View from Yavapai Point
    Looking Northwest
  • Air Data
    & Weather
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Visual Range is about 181 miles • updated 11/24/2014 09:00 AM ST
View from Yavapai Point Looking Northwest
Ozone(O3) at the Abyss Monitoring Site  updated 11/24/2014 09:00 AM ST

O3 concentration Current Today's
Maximum
Yesterday's
Maximum
8-hour average 42 ppb 42 ppb   44 ppb  
1-hour average 41 ppb 43 ppb   47 ppb  

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


AQI Ozone


Weather at the Abyss Monitoring Site updated 11/24/2014 09:00 AM ST

Current temperature  32 F 
Yesterday's minimum temperature  32 F 
Yesterday's maximum temperature  40 F 
Current relative humidity  31 % 
Yesterday's minimum relative humidity  13 % 
Yesterday's maximum relative humidity  56 % 
Current wind speed  5 mph  
Current wind direction NNW
Current solar radiation  207 watts/m 2 
Precipitation in last hour  0.00 in. 
Precipitation since midnight  0.00 in. 
Yesterday's precipitation  0.00 in. 


Visibility  updated 11/24/2014 08:00 AM ST

Approximate Visual Range
Current Yesterday's
Maximum
Yesterday's
Minimum
  181 miles 227 miles 141 miles


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Current Air Quality »
at the Abyss Monitoring Site
Ozone - O3
updated 11/24/2014 09:00 AM ST
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
updated 11/24/2014 09:00 AM ST
Temperature
32 F

Humidity
31 %

Wind
NNW-5 mph

Precipitation - 1 hr
0 in.

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    Last Updated: November 24, 2014