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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 Sunday April 23, 2017 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 46 49
1 AM 48 49
2 AM 49 49
3 AM 48 48
4 AM 51 47
5 AM 52 45
6 AM 52 43
7 AM 49 42
8 AM 47 41
9 AM 48 --
10 AM 43 --
11 AM 40 --
12 PM 34 --
1 PM 37 --
Weather and Ozone Data Sunday April 23, 2017
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 46 3.0 NE 11.1 74 0 0.0
1 AM 48 3.3 NE 10.6 66 0 0.0
2 AM 49 3.0 NE 10.3 63 0 0.0
3 AM 48 3.2 NE 9.4 59 0 0.0
4 AM 51 3.3 NE 9.5 55 0 0.0
5 AM 52 2.3 NE 9.9 53 0 0.0
6 AM 52 1.0 NE 10.3 55 0 0.0
7 AM 49 2.2 NE 9.8 60 11 0.0
8 AM 47 2.2 NE 9.7 61 100 0.0
9 AM 48 1.2 E 10.3 57 145 0.0
10 AM 43 3.2 SW 10.0 60 325 0.0
11 AM 40 4.7 SW 10.3 63 677 0.0
12 PM 34 5.3 SW 10.4 68 847 0.0
1 PM 37 4.5 SW 11.5 62 669 0.0
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updated on 04/23/2017 2:42 PM  I   http://www.nature.nps.gov/air/data/current/data_YOSE-TD.cfm   I  Email: Webmaster