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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 Thursday April 28, 2016 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 47 41
1 AM 43 40
2 AM 41 39
3 AM 40 39
4 AM 38 39
5 AM 40 38
6 AM 42 38
7 AM 41 38
8 AM 36 37
9 AM 39 38
10 AM 37 38
11 AM 39 38
12 PM 36 38
1 PM 40 39
2 PM 38 39
3 PM 37 39
4 PM 38 40
5 PM 39 40
6 PM 39 39
7 PM 40 38
8 PM 41 38
9 PM 42 37
10 PM 42 35
11 PM 39 34
Weather and Ozone Data Thursday April 28, 2016
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 47 3.8 NE 3.8 82 0 0.0
1 AM 43 1.6 NE 3.0 91 0 0.0
2 AM 41 2.8 NE 2.9 88 0 0.0
3 AM 40 3.9 NE 3.0 83 0 0.0
4 AM 38 4.6 NE 2.9 81 0 0.0
5 AM 40 5.1 NE 3.4 73 0 0.0
6 AM 42 4.7 NE 3.9 67 0 0.0
7 AM 41 4.3 NE 3.8 67 44 0.0
8 AM 36 4.0 NE 4.2 68 228 0.0
9 AM 39 3.0 NE 6.2 59 437 0.0
10 AM 37 2.4 SW 5.7 62 631 0.0
11 AM 39 6.9 SW 5.8 67 800 0.0
12 PM 36 7.1 SW 7.3 69 902 0.0
1 PM 40 7.6 SW 8.1 70 857 0.0
2 PM 38 8.2 SW 6.8 82 191 0.0
3 PM 37 6.5 S 5.9 90 132 0.0
4 PM 38 5.8 S 6.6 88 330 0.0
5 PM 39 7.7 S 6.9 87 353 0.0
6 PM 39 4.9 S 7.5 84 207 0.0
7 PM 40 4.2 S 8.7 76 150 0.0
8 PM 41 3.1 SW 8.7 77 35 0.0
9 PM 42 2.5 SW 8.6 76 0 0.0
10 PM 42 2.1 SW 8.3 76 0 0.0
11 PM 39 1.6 N 8.0 73 0 0.0
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updated on 04/29/2016 12:40 PM  I   http://www.nature.nps.gov/air/data/current/data_YOSE-TD2.cfm   I  Email: Webmaster