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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


Today's Data   Data Timelines   Ozone Health Advisory  
Ozone Sunday August 31, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 41 39
1 AM 39 38
2 AM 39 39
3 AM 38 39
4 AM 38 40
5 AM 39 40
6 AM 39 41
7 AM 39 42
8 AM 39 43
9 AM 41 44
10 AM 43 44
11 AM 43 45
12 PM 43 45
1 PM 44 46
2 PM 45 47
3 PM 46 48
4 PM 47 47
5 PM 47 47
6 PM 47 46
7 PM 48 45
8 PM 50 43
9 PM 51 42
10 PM 49 41
11 PM 44 39
Weather and Ozone Data Sunday August 31, 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 41 4.2 E 19.6 26 0 0.0
1 AM 39 4.0 NE 18.5 27 0 0.0
2 AM 39 4.6 E 18.5 27 0 0.0
3 AM 38 4.2 NE 17.5 27 0 0.0
4 AM 38 4.5 NE 17.0 27 0 0.0
5 AM 39 4.2 NE 17.0 25 0 0.0
6 AM 39 4.9 NE 16.7 24 0 0.0
7 AM 39 4.6 NE 16.3 24 10 0.0
8 AM 39 3.9 NE 16.9 23 164 0.0
9 AM 41 2.9 NE 18.7 20 365 0.0
10 AM 43 1.8 N 21.0 19 562 0.0
11 AM 43 4.0 SW 21.7 20 728 0.0
12 PM 43 4.7 SW 22.5 20 848 0.0
1 PM 44 5.6 SW 23.6 21 909 0.0
2 PM 45 5.5 SW 24.5 20 908 0.0
3 PM 46 6.8 SW 25.2 18 847 0.0
4 PM 47 6.3 SW 25.4 19 728 0.0
5 PM 47 6.6 SW 25.3 20 564 0.0
6 PM 47 6.6 SW 24.7 23 368 0.0
7 PM 48 5.7 SW 23.6 25 169 0.0
8 PM 50 5.1 SW 21.8 30 15 0.0
9 PM 51 3.4 SW 20.5 33 0 0.0
10 PM 49 1.6 NE 20.0 34 0 0.0
11 PM 44 2.8 NE 19.3 34 0 0.0
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updated on 09/01/2014 11:41 PM  I   http://www.nature.nps.gov/air/data/current/data_YOSE-TD2.cfm   I  Email: Webmaster