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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 Wednesday July 30, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 48 39
1 AM 44 37
2 AM 40 37
3 AM 38 38
4 AM 37 40
5 AM 37 42
6 AM 36 44
7 AM 35 48
8 AM 36 53
9 AM 38 59
10 AM 51 63
11 AM 55 65
12 PM 53 66
1 PM 55 67
2 PM 67 67
3 PM 76 66
4 PM 79 62
5 PM 74 58
6 PM 67 54
7 PM 62 52
8 PM 59 50
9 PM 59 48
10 PM 54 46
11 PM 48 45
Weather and Ozone Data Wednesday July 30, 2014
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 48 2.3 NE 22.7 35 0 0.0
1 AM 44 3.7 E 22.4 36 0 0.0
2 AM 40 4.0 NE 21.7 38 0 0.0
3 AM 38 3.0 E 21.7 38 0 0.0
4 AM 37 3.8 NE 21.1 40 0 0.0
5 AM 37 4.2 NE 20.9 40 0 0.0
6 AM 36 4.1 NE 20.3 41 1 0.0
7 AM 35 3.8 NE 20.2 41 16 0.0
8 AM 36 4.0 E 20.8 40 54 0.0
9 AM 38 4.8 E 21.6 38 126 0.0
10 AM 51 6.8 NE 22.9 35 605 0.0
11 AM 55 5.7 NE 24.5 32 723 0.0
12 PM 53 4.8 NE 25.8 29 879 0.0
1 PM 55 3.1 NE 27.2 27 755 0.0
2 PM 67 5.9 SW 26.8 28 604 0.0
3 PM 76 6.0 SW 26.9 29 672 0.0
4 PM 79 5.6 SW 26.8 28 429 0.0
5 PM 74 2.9 SW 26.4 29 273 0.0
6 PM 67 3.5 SW 26.0 29 208 0.0
7 PM 62 3.9 SW 25.4 29 116 0.0
8 PM 59 2.3 SW 24.9 31 54 0.0
9 PM 59 0.9 E 24.3 36 2 0.0
10 PM 54 3.0 NE 23.1 40 0 0.0
11 PM 48 3.5 NE 21.9 44 0 0.0
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updated on 07/31/2014 10:41 PM  I   http://www2.nature.nps.gov/air/data/current/data_YOSE-TD2.cfm   I  Email: Webmaster