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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 Thursday July 27, 2017 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 49 41
1 AM 46 39
2 AM 44 37
3 AM 42 37
4 AM 38 36
5 AM 38 --
6 AM 37 --
7 AM 36 --
8 AM 34 --
9 AM 34 --
Weather and Ozone Data Thursday July 27, 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 49 3.2 NE 20.1 52 0 0.0
1 AM 46 3.9 NE 19.9 53 0 0.0
2 AM 44 4.3 NE 19.4 55 0 0.0
3 AM 42 4.5 NE 18.9 55 0 0.0
4 AM 38 4.5 NE 18.6 54 0 0.0
5 AM 38 4.5 NE 18.2 53 0 0.0
6 AM 37 4.9 NE 18.2 50 0 0.0
7 AM 36 4.8 NE 18.0 48 45 0.0
8 AM 34 4.3 NE 18.8 46 231 0.0
9 AM 34 2.6 NE 20.5 42 430 0.0
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updated on 07/27/2017 11:43 AM  I   http://www.nature.nps.gov/air/data/current/data_YOSE-TD.cfm   I  Email: Webmaster