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Current Ozone and Weather Data in National Parks


Yosemite National Park - Turtleback Dome, CA
EPA AQS Site Number: 06-043-0003


Yesterday's Data   Data Timelines   Ozone Health Advisory  


Ozone Friday July 21, 2017 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 59 64
1 AM 61 64
2 AM 63 65
3 AM 65 --
4 AM 66 --
5 AM 67 --
6 AM 68 --
7 AM 63 --
Weather and Ozone Data Friday July 21, 2017
Hour
Ending
(Local Time)
Ozone
(parts per
billion)
Wind
Speed
(meters per
second)
Wind
Direction
Temperature
(degrees C)
Relative
Humidity
(%)
Solar
Radiation
(watts per
meter
squared)
Rainfall
(millimeters)
12 AM 59 4.0 NE 18.4 40 0 0.0
1 AM 61 3.9 NE 17.7 43 0 0.0
2 AM 63 4.5 NE 17.6 44 0 0.0
3 AM 65 4.7 NE 17.3 45 0 0.0
4 AM 66 4.6 NE 17.1 46 0 0.0
5 AM 67 4.7 NE 17.3 46 0 0.0
6 AM 68 5.0 NE 17.5 45 0 0.0
7 AM 63 4.6 NE 16.6 48 35 0.0
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updated on 07/21/2017 8:41 AM  I   http://nature.nps.gov/air/data/current/data_YOSE-TD.cfm   I  Email: Webmaster