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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 March 26, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 28 29
1 AM 27 30
2 AM 29 31
3 AM 30 31
4 AM 29 32
5 AM 31 33
6 AM 32 34
7 AM 32 35
8 AM 33 36
9 AM 32 37
10 AM 33 38
11 AM 36 40
12 PM 36 40
1 PM 39 41
2 PM 40 42
3 PM 41 42
4 PM 42 42
5 PM 43 41
6 PM 43 40
7 PM 43 39
8 PM 43 38
9 PM 43 37
10 PM 41 36
11 PM 39 35
Weather and Ozone Data Thursday March 26, 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 28 4.4 NE 11.2 65 0 0.0
1 AM 27 4.6 NE 11.2 59 0 0.0
2 AM 29 4.4 NE 11.3 53 0 0.0
3 AM 30 4.6 E 10.7 51 0 0.0
4 AM 29 4.9 NE 10.1 51 0 0.0
5 AM 31 5.5 NE 10.3 46 0 0.0
6 AM 32 5.7 NE 10.2 44 0 0.0
7 AM 32 5.5 NE 10.1 43 1 0.0
8 AM 33 6.1 NE 10.2 42 36 0.0
9 AM 32 4.7 NE 10.9 41 276 0.0
10 AM 33 3.2 NE 13.2 37 491 0.0
11 AM 36 2.2 SW 15.7 34 672 0.0
12 PM 36 4.3 SW 16.3 33 804 0.0
1 PM 39 5.1 SW 17.1 25 881 0.0
2 PM 40 5.6 SW 17.9 23 888 0.0
3 PM 41 6.5 SW 18.3 24 829 0.0
4 PM 42 7.0 SW 18.6 24 709 0.0
5 PM 43 6.7 SW 18.7 25 541 0.0
6 PM 43 6.4 SW 18.3 25 340 0.0
7 PM 43 5.2 SW 17.6 27 131 0.0
8 PM 43 3.4 S 16.4 29 5 0.0
9 PM 43 1.6 SW 15.8 30 0 0.0
10 PM 41 2.9 NE 14.8 32 0 0.0
11 PM 39 4.2 NE 13.5 36 0 0.0
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updated on 03/27/2015 5:41 PM  I   http://nature.nps.gov/air/data/current/data_YOSE-TD2.cfm   I  Email: Webmaster