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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 Monday July 21, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 39 34
1 AM 37 33
2 AM 33 33
3 AM 31 34
4 AM 34 36
5 AM 34 38
6 AM 36 41
7 AM 35 43
8 AM 31 46
9 AM 32 48
10 AM 45 51
11 AM 46 52
12 PM 51 53
1 PM 54 53
2 PM 56 53
3 PM 54 52
4 PM 51 --
5 PM 51 --
6 PM 53 --
7 PM 54 --
8 PM 54 --
Weather and Ozone Data Monday July 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 39 3.7 NE 18.5 56 0 0.0
1 AM 37 4.0 E 18.1 57 0 0.0
2 AM 33 4.4 E 17.5 59 0 0.0
3 AM 31 4.5 NE 17.0 60 0 0.0
4 AM 34 4.0 NE 16.9 59 0 0.0
5 AM 34 4.3 NE 16.5 60 0 0.0
6 AM 36 4.3 NE 16.5 60 1 0.0
7 AM 35 4.4 NE 16.4 60 55 0.0
8 AM 31 3.6 NE 17.1 59 237 0.0
9 AM 32 2.1 NE 18.7 55 440 0.0
10 AM 45 3.3 SW 19.7 48 627 0.0
11 AM 46 4.5 SW 19.8 51 788 0.0
12 PM 51 5.2 SW 20.8 48 903 0.0
1 PM 54 6.1 SW 21.5 48 935 0.0
2 PM 56 6.7 SW 21.6 48 682 0.0
3 PM 54 6.8 SW 21.9 47 794 0.0
4 PM 51 6.9 SW 21.8 47 717 0.0
5 PM 51 6.5 SW 21.9 47 712 0.0
6 PM 53 5.7 SW 21.9 48 463 0.0
7 PM 54 5.4 SW 21.3 51 211 0.0
8 PM 54 5.3 SW 20.4 55 86 0.0
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updated on 07/21/2014 11:41 PM  I   http://www.nature.nps.gov/air/data/current/data_YOSE-TD.cfm   I  Email: Webmaster