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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 Saturday February 28, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 38 35
1 AM 38 35
2 AM 36 35
3 AM 34 35
4 AM 34 35
5 AM 35 36
6 AM 38 36
7 AM 34 37
8 AM 35 37
9 AM 36 38
10 AM 36 38
11 AM 38 39
12 PM 38 39
1 PM 39 39
2 PM 40 39
3 PM 40 38
4 PM 39 38
5 PM 38 37
6 PM 40 37
7 PM 40 37
8 PM 39 36
9 PM 37 36
10 PM 35 36
11 PM 37 36
Weather and Ozone Data Saturday February 28, 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 38 2.9 SW 0.7 94 0 0.0
1 AM 38 1.0 SW 0.5 94 0 0.0
2 AM 36 1.5 SW 0.5 94 0 0.0
3 AM 34 2.2 SW 0.4 94 0 0.0
4 AM 34 3.2 SW 0.1 94 0 0.0
5 AM 35 2.3 SW -0.1 94 0 0.0
6 AM 38 1.5 SW -0.4 94 0 0.0
7 AM 34 3.9 SW -0.6 94 4 0.0
8 AM 35 2.7 SW -1.0 94 28 0.0
9 AM 36 2.2 SW -0.9 94 92 0.0
10 AM 36 3.5 SW -0.8 94 158 0.0
11 AM 38 3.7 SW -1.3 94 160 0.0
12 PM 38 3.0 SW -0.7 94 348 0.0
1 PM 39 3.5 SW -1.1 94 137 0.0
2 PM 40 3.3 SW -0.7 94 462 0.0
3 PM 40 2.3 W 0.4 92 550 0.0
4 PM 39 2.4 SW 0.6 89 308 0.0
5 PM 38 1.1 W 0.2 94 56 0.0
6 PM 40 1.6 W -0.2 93 10 0.0
7 PM 40 1.1 NE 0.3 85 1 0.0
8 PM 39 2.0 NE 0.2 84 0 0.0
9 PM 37 1.3 NE -0.1 86 0 0.0
10 PM 35 2.4 E -0.1 84 0 0.0
11 PM 37 2.2 E 0.3 77 0 0.0
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updated on 03/01/2015 7:40 AM  I   http://www2.nature.nps.gov/air/data/current/data_YOSE-TD2.cfm   I  Email: Webmaster