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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 May 27, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 45 36
1 AM 44 34
2 AM 38 33
3 AM 36 34
4 AM 34 36
5 AM 34 38
6 AM 32 40
7 AM 29 43
8 AM 28 46
9 AM 35 49
10 AM 49 51
11 AM 49 52
12 PM 49 54
1 PM 51 55
2 PM 54 57
3 PM 54 57
4 PM 54 57
5 PM 55 56
6 PM 57 54
7 PM 60 53
8 PM 61 50
9 PM 62 47
10 PM 59 44
11 PM 51 41
Weather and Ozone Data Wednesday May 27, 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 45 3.2 NE 13.0 66 0 0.0
1 AM 44 3.6 NE 12.9 66 0 0.0
2 AM 38 3.7 NE 12.2 68 0 0.0
3 AM 36 4.3 NE 11.9 69 0 0.0
4 AM 34 4.5 NE 11.8 69 0 0.0
5 AM 34 4.1 NE 11.5 69 0 0.0
6 AM 32 4.3 NE 11.1 70 3 0.0
7 AM 29 4.8 NE 11.2 68 95 0.0
8 AM 28 3.5 NE 12.5 62 295 0.0
9 AM 35 1.7 NE 14.6 55 498 0.0
10 AM 49 3.0 SW 15.1 53 688 0.0
11 AM 49 4.3 SW 15.9 52 844 0.0
12 PM 49 4.8 SW 16.9 49 954 0.0
1 PM 51 5.2 SW 18.2 43 1003 0.0
2 PM 54 5.6 SW 19.5 37 1001 0.0
3 PM 54 6.7 SW 19.8 34 945 0.0
4 PM 54 6.8 SW 19.9 34 835 0.0
5 PM 55 6.8 SW 19.8 34 677 0.0
6 PM 57 6.6 SW 19.3 34 489 0.0
7 PM 60 5.9 SW 18.5 33 286 0.0
8 PM 61 4.7 SW 17.4 33 94 0.0
9 PM 62 4.0 S 16.2 34 2 0.0
10 PM 59 1.0 NE 15.7 36 0 0.0
11 PM 51 3.3 NE 14.6 45 0 0.0
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updated on 05/28/2015 1:47 PM  I   http://www.nature.nps.gov/air/data/current/data_YOSE-TD2.cfm   I  Email: Webmaster