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Big Bend National Park

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Visual Range is unavailable • updated 11/23/2014 05:45 PM CST
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Ozone(O3) at K-Bar Ranch Monitoring Site  updated 11/23/2014 05:00 PM CST

O3 concentration Current Today's
Maximum
Yesterday's
Maximum
8-hour average 42 ppb 43 ppb   42 ppb  
1-hour average 43 ppb 44 ppb   43 ppb  

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


AQI Ozone


Weather at K-Bar Ranch Monitoring Site updated 11/23/2014 05:00 PM CST

Current temperature  71 F 
Yesterday's minimum temperature  54 F 
Yesterday's maximum temperature  67 F 
Current relative humidity  19 % 
Yesterday's minimum relative humidity  32 % 
Yesterday's maximum relative humidity  95 % 
Current wind speed  9 mph  
Current wind direction WSW
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 156 miles 25 miles


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Current Air Quality »
at K-Bar Ranch
Ozone - O3
updated 11/23/2014 05:00 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 11/23/2014 05:00 PM CST
Temperature
71 F

Humidity
19 %

Wind
WSW-9 mph

Precipitation - 1 hr
0 in.

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    Last Updated: November 23, 2014