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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 Wednesday April 1, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 50 53
1 AM 52 53
2 AM 54 53
3 AM 55 52
4 AM 54 51
5 AM 54 50
6 AM 53 49
7 AM 52 48
8 AM 52 48
9 AM 50 47
10 AM 51 47
11 AM 49 46
12 PM 46 --
1 PM 45 --
2 PM 45 --
3 PM 46 --
4 PM 47 --
Weather and Ozone Data Wednesday April 1, 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 50 4.3 NE 6.8 48 0 0.0
1 AM 52 3.3 NE 6.5 44 0 0.0
2 AM 54 4.4 NE 6.0 37 0 0.0
3 AM 55 4.8 NE 5.5 32 0 0.0
4 AM 54 5.2 NE 5.1 27 0 0.0
5 AM 54 5.2 NE 4.7 25 0 0.0
6 AM 53 4.9 NE 4.3 23 0 0.0
7 AM 52 4.8 NE 4.0 22 2 0.0
8 AM 52 4.6 NE 4.6 21 89 0.0
9 AM 50 3.4 NE 5.5 19 317 0.0
10 AM 51 2.1 SW 7.6 33 526 0.0
11 AM 49 4.9 SW 8.1 44 698 0.0
12 PM 46 5.3 SW 8.3 52 815 0.0
1 PM 45 6.4 SW 9.1 55 835 0.0
2 PM 45 6.3 SW 8.8 61 382 0.0
3 PM 46 6.0 SW 9.0 59 322 0.0
4 PM 47 6.6 SW 9.1 51 363 0.0
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updated on 04/01/2015 5:41 PM  I   http://www.nature.nps.gov/air/data/current/data_YOSE-TD.cfm   I  Email: Webmaster