For more information about National Park Service air resources, please visit http://www.nature.nps.gov/air/.


Joshua Tree National Park

  • View From Belle Mountain
    Looking Southeast
  • Air Data
    & Weather
  • NPS Air
    Webcams
updated 12/17/2014 07:45 PM PST
View from Belle Mountain Looking Southeast
Ozone (O3) at Black Rock Monitoring Site  updated 12/17/2014 07:00 PM PST

O3 concentration Current Today's
Maximum
Yesterday's
Maximum
8-hour average 40 ppb 40 ppb   41 ppb  
1-hour average 37 ppb 41 ppb   43 ppb  

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


AQI Ozone


Weather at Black Rock Monitoring Site updated 12/17/2014 07:00 PM PST

Current temperature  40 F 
Yesterday's minimum temperature  35 F 
Yesterday's maximum temperature  47 F 
Current relative humidity  88 % 
Yesterday's minimum relative humidity  54 % 
Yesterday's maximum relative humidity  82 % 
Current wind speed  7 mph  
Current wind direction SW
Precipitation in last hour  0.00 in. 
Precipitation since midnight  0.19 in. 
Yesterday's precipitation  0.00 in. 

map Grand Teton National Park Web CameraGreat Smoky Mountains National Park Web Camera Home Shenandoah National Park Web Camera Hawaii Volcanoes National Park Web Camera Big Bend National Park Web Camera Joshua Tree National Park Web Camera Grand Canyon National Park Web Camera Theodore Roosevelt National Park Web Camera Washington, D.C. Web Camera Acadia National Park Web Camera Mammoth Cave National Park Web Camera Great Smoky Mountains National Park, Purchase Knob Web Camera Great Smoky Mountains National Park, Look Rock Web Camera North Cascades National Park Web Camera Olympic National Park Web Camera Mount Rainier National Park Web Camera Sequoia/Kings Canyon National Park Web Camera Yosemite National Park Web Camera Denali National Park & Preserve Web Camera Point Reyes National Seashore Web Camera
Current Air Quality »
at Black Rock
Ozone - O3
updated 12/17/2014 07:00 PM PST
Ozone concentration is ***O3*** parts per billion air quality index (AQI) for Ozone and Particulate Matter from good to unhealthy
Current Weather »
at Black Rock
updated 12/17/2014 07:00 PM PST
Temperature
40 F

Humidity
88 %

Wind
SW-7 mph

Precipitation - 1 hr
0 in.

  • See more weather data »
  • Feature »
    feature podcast

    Last Updated: December 17, 2014