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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 July 30, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 57 55
1 AM 56 54
2 AM 56 53
3 AM 57 53
4 AM 56 53
5 AM 55 53
6 AM 54 54
7 AM 52 55
8 AM 51 56
9 AM 50 58
10 AM 52 60
11 AM 58 61
12 PM 59 60
1 PM 60 59
2 PM 61 58
3 PM 64 59
4 PM 67 59
5 PM 63 58
6 PM 57 56
7 PM 51 56
8 PM 52 57
9 PM 56 --
10 PM 62 --
11 PM 66 --
Weather and Ozone Data Thursday July 30, 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 57 5.1 NE 23.5 25 0 0.0
1 AM 56 4.9 NE 22.7 26 0 0.0
2 AM 56 5.4 NE 22.2 27 0 0.0
3 AM 57 6.0 NE 22.2 27 0 0.0
4 AM 56 6.1 NE 21.7 28 0 0.0
5 AM 55 5.9 NE 21.3 28 0 0.0
6 AM 54 5.9 NE 20.8 29 1 0.0
7 AM 52 5.2 NE 20.4 30 45 0.0
8 AM 51 5.0 NE 21.2 30 223 0.0
9 AM 50 4.2 NE 22.8 29 423 0.0
10 AM 52 2.1 NE 25.4 25 627 0.0
11 AM 58 3.9 SW 27.0 20 714 0.0
12 PM 59 6.2 SW 27.5 19 832 0.0
1 PM 60 5.8 SW 28.5 18 928 0.0
2 PM 61 5.7 SW 28.9 18 942 0.0
3 PM 64 6.3 SW 29.6 18 921 0.0
4 PM 67 5.8 SW 29.2 20 488 0.0
5 PM 63 2.5 E 28.2 24 208 0.0
6 PM 57 1.9 NE 28.5 23 236 0.0
7 PM 51 1.6 N 27.8 24 118 0.0
8 PM 52 2.2 SW 26.8 27 38 0.0
9 PM 56 3.1 SW 26.0 28 3 0.0
10 PM 62 0.8 SW 25.4 29 0 0.0
11 PM 66 1.0 NE 25.0 30 0 0.0
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updated on 07/31/2015 2:47 AM  I   http://www.nature.nps.gov/air/data/current/data_YOSE-TD2.cfm   I  Email: Webmaster