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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 Friday April 18, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 52 49
1 AM 53 48
2 AM 49 47
3 AM 48 47
4 AM 52 48
5 AM 48 48
6 AM 46 49
7 AM 47 50
8 AM 48 51
9 AM 42 52
10 AM 45 53
11 AM 56 55
12 PM 55 55
1 PM 56 55
2 PM 54 54
3 PM 54 54
4 PM 54 54
5 PM 55 52
6 PM 56 51
7 PM 56 49
8 PM 56 47
9 PM 54 45
10 PM 51 43
11 PM 50 41
Weather and Ozone Data Friday April 18, 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 52 3.3 NE 12.2 58 0 0.0
1 AM 53 4.1 E 12.4 54 0 0.0
2 AM 49 2.9 NE 11.4 56 0 0.0
3 AM 48 3.4 NE 11.1 54 0 0.0
4 AM 52 3.1 NE 11.5 50 0 0.0
5 AM 48 3.8 NE 10.4 54 0 0.0
6 AM 46 4.2 NE 10.3 53 0 0.0
7 AM 47 4.6 NE 10.3 53 10 0.0
8 AM 48 4.0 NE 10.4 54 41 0.0
9 AM 42 3.3 NE 11.4 52 362 0.0
10 AM 45 2.3 NE 13.7 45 593 0.0
11 AM 56 3.7 SW 14.5 44 760 0.0
12 PM 55 5.8 SW 14.5 48 881 0.0
1 PM 56 6.7 SW 15.2 47 936 0.0
2 PM 54 7.1 SW 15.8 48 939 0.0
3 PM 54 7.4 SW 16.0 50 789 0.0
4 PM 54 7.2 SW 16.0 52 701 0.0
5 PM 55 7.1 SW 15.3 56 404 0.0
6 PM 56 6.2 SW 14.2 59 108 0.0
7 PM 56 4.1 SW 13.4 61 48 0.0
8 PM 56 3.1 S 12.9 62 8 0.0
9 PM 54 2.4 SE 12.3 64 0 0.0
10 PM 51 1.5 NE 11.8 63 0 0.0
11 PM 50 1.4 E 11.4 67 0 0.0
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updated on 04/19/2014 10:41 PM  I   http://www.nature.nps.gov/air/data/current/data_YOSE-TD2.cfm   I  Email: Webmaster