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 01/30/2015 04:45 AM CST
View from XXXX Looking DIRECTION
Ozone(O3) at K-Bar Ranch Monitoring Site  updated 01/30/2015 04:00 AM CST

O3 concentration Current Today's
Maximum
Yesterday's
Maximum
8-hour average 37 ppb 45 ppb   48 ppb  
1-hour average 31 ppb 35 ppb   54 ppb  

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


AQI Ozone


Weather at K-Bar Ranch Monitoring Site updated 01/30/2015 04:00 AM CST

Current temperature  49 F 
Yesterday's minimum temperature  48 F 
Yesterday's maximum temperature  77 F 
Current relative humidity  59 % 
Yesterday's minimum relative humidity  32 % 
Yesterday's maximum relative humidity  78 % 
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 243 miles 135 miles


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Current Air Quality »
at K-Bar Ranch
Ozone - O3
updated 01/30/2015 04:00 AM 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 01/30/2015 04:00 AM CST
Temperature
49 F

Humidity
59 %

Wind
SE-10 mph

Precipitation - 1 hr
0 in.

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    Last Updated: January 30, 2015