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
  • NPS Air
    Webcams
Visual Range is about 166 miles • updated 09/23/2014 07:15 PM MST
View from Yavapai Point Looking Northwest
Ozone(O3) at the Abyss Monitoring Site  updated 09/23/2014 07:00 PM MST

O3 concentration Current Today's
Maximum
Yesterday's
Maximum
8-hour average 43 ppb 43 ppb   38 ppb  
1-hour average 46 ppb 46 ppb   41 ppb  

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


AQI Ozone


Weather at the Abyss Monitoring Site updated 09/23/2014 07:00 PM MST

Current temperature  72 F 
Yesterday's minimum temperature  58 F 
Yesterday's maximum temperature  74 F 
Current relative humidity  17 % 
Yesterday's minimum relative humidity  26 % 
Yesterday's maximum relative humidity  54 % 
Current wind speed  4 mph  
Current wind direction NNW
Current solar radiation  4 watts/m 2 
Precipitation in last hour  0.00 in. 
Precipitation since midnight  0.00 in. 
Yesterday's precipitation  0.00 in. 


Visibility  updated 09/23/2014 06:00 PM MST

Approximate Visual Range
Current Yesterday's
Maximum
Yesterday's
Minimum
  166 miles 173 miles 141 miles


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Current Air Quality »
at the Abyss Monitoring Site
Ozone - O3
updated 09/23/2014 07:00 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
updated 09/23/2014 07:00 PM MST
Temperature
72 F

Humidity
17 %

Wind
NNW-4 mph

Precipitation - 1 hr
0 in.

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    Last Updated: September 23, 2014