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Big Bend National Park

  • View of Sierra del Carmen in Mexico
    From the Northwest
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Visual Range is unavailable • updated 05/28/2015 02:45 PM CDT
View from XXXX Looking DIRECTION
Ozone(O3) at K-Bar Ranch Monitoring Site 

O3 concentration Current Today's
8-hour average 36 ppb 41 ppb   38 ppb  
1-hour average unavailable 40 ppb   47 ppb  

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

AQI Ozone

Weather at K-Bar Ranch Monitoring Site updated 05/28/2015 02:00 PM CDT

Current temperature  85 F 
Yesterday's minimum temperature  66 F 
Yesterday's maximum temperature  97 F 
Current relative humidity  41 % 
Yesterday's minimum relative humidity  15 % 
Yesterday's maximum relative humidity  71 % 
Current wind speed  13 mph  
Current wind direction SSE
Current solar radiation   
Precipitation in last hour  0.00 in. 
Precipitation since midnight  0.02 in. 
Yesterday's precipitation  0.06 in. 


Approximate Visual Range
Current Yesterday's
  unavailable 90 miles 42 miles

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Current Air Quality »
at K-Bar Ranch
Ozone - O3
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 05/28/2015 02:00 PM CDT
85 F

41 %

SSE-13 mph

Precipitation - 1 hr
0 in.

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    Last Updated: May 28, 2015