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Big Bend National Park

  • View of Sierra del Carmen in Mexico
    From the Northwest
  • Air Data
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Visual Range is unavailable • updated 02/01/2015 07:30 PM CST
View from XXXX Looking DIRECTION
Ozone(O3) at K-Bar Ranch Monitoring Site  updated 02/01/2015 07:00 PM CST

O3 concentration Current Today's
8-hour average 38 ppb 38 ppb   31 ppb  
1-hour average 35 ppb 43 ppb   33 ppb  

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

AQI Ozone

Weather at K-Bar Ranch Monitoring Site updated 02/01/2015 07:00 PM CST

Current temperature  58 F 
Yesterday's minimum temperature  52 F 
Yesterday's maximum temperature  63 F 
Current relative humidity  62 % 
Yesterday's minimum relative humidity  64 % 
Yesterday's maximum relative humidity  96 % 
Current wind speed  9 mph  
Current wind direction SSE
Current solar radiation   
Precipitation in last hour  0.00 in. 
Precipitation since midnight  0.00 in. 
Yesterday's precipitation  0.98 in. 


Approximate Visual Range
Current Yesterday's
  unavailable 243 miles 77 miles

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Current Air Quality »
at K-Bar Ranch
Ozone - O3
updated 02/01/2015 07:00 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 02/01/2015 07:00 PM CST
58 F

62 %

SSE-9 mph

Precipitation - 1 hr
0 in.

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    Last Updated: February 01, 2015