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


Big Bend National Park

  • View of Sierra del Carmen in Mexico
    From the Northwest
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Visual Range is unavailable • updated 03/01/2015 10:45 PM CST
View from XXXX Looking DIRECTION
Ozone(O3) at K-Bar Ranch Monitoring Site  updated 03/01/2015 10:00 PM CST

O3 concentration Current Today's
Maximum
Yesterday's
Maximum
8-hour average 27 ppb 28 ppb   26 ppb  
1-hour average 23 ppb 31 ppb   29 ppb  

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


AQI Ozone


Weather at K-Bar Ranch Monitoring Site updated 03/01/2015 10:00 PM CST

Current temperature  46 F 
Yesterday's minimum temperature  31 F 
Yesterday's maximum temperature  53 F 
Current relative humidity  76 % 
Yesterday's minimum relative humidity  53 % 
Yesterday's maximum relative humidity  97 % 
Current wind speed  12 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 85 miles 1 miles


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Current Air Quality »
at K-Bar Ranch
Ozone - O3
updated 03/01/2015 10:00 PM CST
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 03/01/2015 10:00 PM CST
Temperature
46 F

Humidity
76 %

Wind
SE-12 mph

Precipitation - 1 hr
0 in.

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    Last Updated: March 01, 2015