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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 Friday April 24, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 41 39
1 AM 39 39
2 AM 41 37
3 AM 39 35
4 AM 40 33
5 AM 38 32
6 AM 40 31
7 AM 38 31
8 AM 38 32
9 AM 22 33
10 AM 27 37
11 AM 28 41
12 PM 28 44
1 PM 34 47
2 PM 39 50
3 PM 43 52
4 PM 49 53
5 PM 53 --
6 PM 54 --
7 PM 53 --
8 PM 56 --
9 PM 57 --
Weather and Ozone Data Friday April 24, 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 41 4.2 NE 7.0 80 0 0.0
1 AM 39 4.2 NE 6.8 80 0 0.0
2 AM 41 4.1 NE 7.1 77 0 0.0
3 AM 39 2.7 NE 6.9 78 0 0.0
4 AM 40 1.8 NE 6.9 79 0 0.0
5 AM 38 2.6 NE 6.4 82 0 0.0
6 AM 40 2.3 SW 6.5 86 0 0.0
7 AM 38 2.4 SW 6.3 88 8 0.0
8 AM 38 2.0 SW 6.4 90 44 0.0
9 AM 22 2.9 SW 5.6 94 80 0.0
10 AM 27 2.3 SW 5.8 94 198 0.0
11 AM 28 3.6 SW 6.1 94 257 0.0
12 PM 28 3.5 SW 6.3 93 243 0.0
1 PM 34 6.6 SW 6.9 85 467 0.0
2 PM 39 5.8 SW 8.4 70 549 0.0
3 PM 43 5.7 SW 8.6 65 453 0.0
4 PM 49 5.6 SW 8.7 58 425 0.0
5 PM 53 5.1 SW 8.8 52 588 0.0
6 PM 54 5.3 SW 8.8 52 357 0.0
7 PM 53 5.9 SW 8.4 54 207 0.0
8 PM 56 5.0 S 7.2 45 11 0.0
9 PM 57 3.3 S 6.6 44 0 0.0
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updated on 04/24/2015 11:43 PM  I   http://www2.nature.nps.gov/air/data/current/data_YOSE-TD.cfm   I  Email: Webmaster