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


Big Bend National Park

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    From the Northwest
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Visual Range is unavailable • updated 07/31/2015 10:30 PM CDT
View from XXXX Looking DIRECTION
Ozone(O3) at K-Bar Ranch Monitoring Site  updated 07/31/2015 10:00 PM CDT

O3 concentration Current Today's
Maximum
Yesterday's
Maximum
8-hour average 45 ppb 45 ppb   34 ppb  
1-hour average 45 ppb 47 ppb   38 ppb  

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


AQI Ozone


Weather at K-Bar Ranch Monitoring Site updated 07/31/2015 10:00 PM CDT

Current temperature  90 F 
Yesterday's minimum temperature  73 F 
Yesterday's maximum temperature  99 F 
Current relative humidity  29 % 
Yesterday's minimum relative humidity  19 % 
Yesterday's maximum relative humidity  47 % 
Current wind speed  10 mph  
Current wind direction SE
Current solar radiation   
Precipitation in last hour  0.00 in. 
Precipitation since midnight  0.00 in. 
Yesterday's precipitation  0.00 in. 


Visibility 

Approximate Visual Range
Current Yesterday's
Maximum
Yesterday's
Minimum
  unavailable 94 miles 66 miles


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Current Air Quality »
at K-Bar Ranch
Ozone - O3
updated 07/31/2015 10:00 PM CDT
Ozone concentration is ***O3*** parts per billion air quality index (AQI) for Ozone and Particulate Matter from good to unhealthy
Current Weather »
at K-Bar Ranch
updated 07/31/2015 10:00 PM CDT
Temperature
90 F

Humidity
29 %

Wind
SE-10 mph

Precipitation - 1 hr
0 in.

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    Last Updated: July 31, 2015