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
  • Air Data
    & Weather
  • NPS Air
    Webcams
Visual Range is about 16 miles • updated 03/01/2015 02:15 AM CST
View from XXXX Looking DIRECTION
Ozone(O3) at K-Bar Ranch Monitoring Site  updated 03/01/2015 02:00 AM CST

O3 concentration Current Today's
Maximum
Yesterday's
Maximum
8-hour average 22 ppb 23 ppb   26 ppb  
1-hour average 19 ppb 20 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 02:00 AM CST

Current temperature  35 F 
Yesterday's minimum temperature  31 F 
Yesterday's maximum temperature  53 F 
Current relative humidity  95 % 
Yesterday's minimum relative humidity  53 % 
Yesterday's maximum relative humidity  97 % 
Current wind speed  10 mph  
Current wind direction SSE
Current solar radiation   
Precipitation in last hour  0.00 in. 
Precipitation since midnight  0.00 in. 
Yesterday's precipitation  0.00 in. 


Visibility  updated 03/01/2015 01:00 AM CST

Approximate Visual Range
Current Yesterday's
Maximum
Yesterday's
Minimum
  16 miles 85 miles 1 miles


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Current Air Quality »
at K-Bar Ranch
Ozone - O3
updated 03/01/2015 02:00 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 03/01/2015 02:00 AM CST
Temperature
35 F

Humidity
95 %

Wind
SSE-10 mph

Precipitation - 1 hr
0 in.

  • See more weather data »
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    Last Updated: March 01, 2015