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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 August 21, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 52 48
1 AM 53 47
2 AM 51 46
3 AM 49 47
4 AM 47 47
5 AM 45 49
6 AM 45 50
7 AM 47 52
8 AM 44 53
9 AM 45 54
10 AM 54 56
11 AM 55 56
12 PM 57 56
1 PM 57 56
2 PM 57 56
3 PM 56 --
4 PM 56 --
5 PM 56 --
6 PM 57 --
7 PM 57 --
Weather and Ozone Data Thursday August 21, 2014
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 52 3.0 NE 17.4 47 0 0.0
1 AM 53 3.3 NE 17.4 46 0 0.0
2 AM 51 3.4 NE 16.9 47 0 0.0
3 AM 49 3.6 NE 16.6 49 0 0.0
4 AM 47 3.6 NE 16.0 50 0 0.0
5 AM 45 3.9 NE 15.6 49 0 0.0
6 AM 45 4.1 NE 15.6 48 0 0.0
7 AM 47 3.9 NE 15.3 46 18 0.0
8 AM 44 3.8 NE 15.6 42 166 0.0
9 AM 45 1.8 NE 17.9 38 364 0.0
10 AM 54 2.2 SW 19.0 38 560 0.0
11 AM 55 4.2 SW 19.5 38 725 0.0
12 PM 57 4.9 SW 20.8 35 843 0.0
1 PM 57 6.0 SW 21.9 32 905 0.0
2 PM 57 6.6 SW 22.7 30 906 0.0
3 PM 56 6.7 SW 23.3 30 851 0.0
4 PM 56 6.9 SW 23.5 30 741 0.0
5 PM 56 6.5 SW 23.5 31 583 0.0
6 PM 57 6.1 SW 23.1 31 392 0.0
7 PM 57 5.9 SW 22.5 31 195 0.0
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updated on 08/21/2014 11:41 PM  I   http://nature.nps.gov/air/data/current/data_YOSE-TD.cfm   I  Email: Webmaster