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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 Saturday December 20, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 42 37
1 AM 38 36
2 AM 37 35
3 AM 35 35
4 AM 36 34
5 AM 35 34
6 AM 37 33
7 AM 37 33
8 AM 34 33
9 AM 34 33
10 AM 33 32
11 AM 32 32
12 PM 31 32
1 PM 32 31
2 PM 35 31
3 PM 34 30
4 PM 34 --
5 PM 29 --
6 PM 30 --
7 PM 31 --
8 PM 27 --
Weather and Ozone Data Saturday December 20, 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 42 4.0 E 3.1 86 0 0.0
1 AM 38 5.7 E 3.1 85 0 0.0
2 AM 37 4.6 E 3.9 80 0 0.0
3 AM 35 3.6 NE 4.0 79 0 0.0
4 AM 36 2.2 E 4.3 76 0 0.0
5 AM 35 2.8 NE 3.3 88 0 0.0
6 AM 37 3.7 NE 2.8 93 0 0.0
7 AM 37 4.4 E 2.9 91 0 0.0
8 AM 34 4.1 NE 2.5 94 5 0.0
9 AM 34 4.1 NE 2.5 94 24 0.0
10 AM 33 2.9 NE 3.4 93 71 0.0
11 AM 32 3.4 NE 3.9 93 112 0.0
12 PM 31 1.7 NE 4.9 90 133 0.0
1 PM 32 1.3 NE 5.0 93 165 0.0
2 PM 35 1.4 SW 5.3 94 99 0.0
3 PM 34 3.1 SW 5.3 94 49 0.0
4 PM 34 1.3 SW 5.3 94 58 0.0
5 PM 29 0.9 NE 5.2 94 6 0.0
6 PM 30 2.1 NE 4.9 93 0 0.0
7 PM 31 3.0 NE 4.9 93 0 0.0
8 PM 27 3.2 NE 4.7 93 0 0.0
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updated on 12/20/2014 11:39 PM  I   http://www2.nature.nps.gov/air/data/current/data_YOSE-TD.cfm   I  Email: Webmaster