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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 Friday August 28, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 37 36
1 AM 37 36
2 AM 36 36
3 AM 36 36
4 AM 36 37
5 AM 37 37
6 AM 36 38
7 AM 37 41
8 AM 36 44
9 AM 35 47
10 AM 37 50
11 AM 42 53
12 PM 42 55
1 PM 46 56
2 PM 56 57
3 PM 60 56
4 PM 60 55
5 PM 61 54
6 PM 59 52
7 PM 56 51
8 PM 54 51
9 PM 52 51
10 PM 51 51
11 PM 51 51
Weather and Ozone Data Friday August 28, 2015
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 37 4.4 NE 21.4 30 0 0.0
1 AM 37 4.7 NE 21.1 30 0 0.0
2 AM 36 4.9 NE 20.7 30 0 0.0
3 AM 36 5.0 NE 20.4 31 0 0.0
4 AM 36 4.9 NE 19.7 32 0 0.0
5 AM 37 4.7 NE 19.6 32 0 0.0
6 AM 36 4.9 NE 19.1 33 0 0.0
7 AM 37 5.2 NE 19.2 33 14 0.0
8 AM 36 5.0 NE 19.6 32 151 0.0
9 AM 35 4.1 NE 20.9 30 362 0.0
10 AM 37 2.7 NE 23.1 27 562 0.0
11 AM 42 2.5 SW 25.1 22 710 0.0
12 PM 42 5.1 SW 25.9 21 858 0.0
1 PM 46 5.7 SW 27.1 20 853 0.0
2 PM 56 6.1 SW 27.4 20 800 0.0
3 PM 60 7.3 SW 27.9 19 750 0.0
4 PM 60 7.6 SW 28.4 19 716 0.0
5 PM 61 8.5 SW 28.1 20 569 0.0
6 PM 59 7.7 SW 27.5 21 366 0.0
7 PM 56 6.8 SW 26.6 22 172 0.0
8 PM 54 4.8 SW 25.3 22 14 0.0
9 PM 52 3.2 S 24.1 25 0 0.0
10 PM 51 2.3 SE 23.3 29 0 0.0
11 PM 51 2.5 E 22.7 29 0 0.0
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updated on 08/29/2015 5:40 AM  I   http://www2.nature.nps.gov/air/data/current/data_YOSE-TD2.cfm   I  Email: Webmaster