National Park Service Arrowhead
Explore Air

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 3, 2016 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 41 38
1 AM 41 38
2 AM 41 38
3 AM 39 38
4 AM 38 37
5 AM 38 37
6 AM 35 36
7 AM 37 35
8 AM 39 34
9 AM 40 33
10 AM 39 32
11 AM 35 32
12 PM 35 31
1 PM 32 31
2 PM 30 --
3 PM 27 --
4 PM 31 --
5 PM 33 --
6 PM 34 --
Weather and Ozone Data Saturday December 3, 2016
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 41 2.3 NE 3.7 38 0 0.0
1 AM 41 3.0 NE 3.7 39 0 0.0
2 AM 41 1.0 NE 4.2 38 0 0.0
3 AM 39 2.9 NE 4.3 41 0 0.0
4 AM 38 2.9 NE 4.4 45 0 0.0
5 AM 38 0.6 NE 3.9 47 0 0.0
6 AM 35 4.6 NE 3.2 55 0 0.0
7 AM 37 4.3 NE 5.7 49 0 0.0
8 AM 39 3.3 NE 6.9 43 12 0.0
9 AM 40 2.3 NE 8.1 36 78 0.0
10 AM 39 0.5 E 9.4 32 357 0.0
11 AM 35 0.7 SW 9.2 37 458 0.0
12 PM 35 1.0 SW 9.8 38 503 0.0
1 PM 32 1.5 SW 9.4 42 490 0.0
2 PM 30 1.5 SW 8.9 47 423 0.0
3 PM 27 0.4 SW 8.9 51 301 0.0
4 PM 31 2.2 NE 9.5 46 160 0.0
5 PM 33 1.8 NE 9.9 43 21 0.0
6 PM 34 4.0 NE 9.2 44 0 0.0
U.S. Department of the Interior Accessibility Freedom of Information Act USA.gov Search
Privacy Policy Disclaimer NPS Home Contact Us
updated on 12/03/2016 7:43 PM  I   http://nature.nps.gov/air/data/current/data_YOSE-TD.cfm   I  Email: Webmaster