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


Today's Data   Data Timelines   Ozone Health Advisory  
Ozone Friday February 5, 2016 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 39 40
1 AM 40 41
2 AM 40 41
3 AM 41 41
4 AM 41 41
5 AM 41 42
6 AM 42 41
7 AM 42 41
8 AM 42 41
9 AM 42 41
10 AM 42 40
11 AM 43 40
12 PM 42 39
1 PM 40 38
2 PM 41 38
3 PM 39 37
4 PM 39 37
5 PM 38 37
6 PM 38 37
7 PM 38 --
8 PM 37 --
9 PM 37 --
10 PM 37 --
11 PM 39 --
Weather and Ozone Data Friday February 5, 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 39 4.7 NE 3.5 51 0 0.0
1 AM 40 5.8 NE 3.2 49 0 0.0
2 AM 40 5.7 NE 3.0 48 0 0.0
3 AM 41 5.2 NE 2.6 48 0 0.0
4 AM 41 4.9 NE 2.4 48 0 0.0
5 AM 41 5.6 NE 2.2 48 0 0.0
6 AM 42 6.2 NE 2.4 47 0 0.0
7 AM 42 6.4 NE 2.4 47 1 0.0
8 AM 42 6.8 NE 2.3 46 13 0.0
9 AM 42 5.9 NE 3.1 43 184 0.0
10 AM 42 5.0 NE 4.6 39 409 0.0
11 AM 43 2.9 NE 7.7 29 545 0.0
12 PM 42 3.1 SW 9.2 26 627 0.0
1 PM 40 3.9 SW 9.3 30 650 0.0
2 PM 41 4.1 SW 10.0 28 608 0.0
3 PM 39 3.7 SW 10.2 32 498 0.0
4 PM 39 3.4 SW 10.2 34 334 0.0
5 PM 38 2.9 SW 9.4 38 118 0.0
6 PM 38 1.6 NE 8.6 39 16 0.0
7 PM 38 3.0 NE 7.2 43 0 0.0
8 PM 37 4.5 NE 6.6 46 0 0.0
9 PM 37 5.2 NE 5.7 49 0 0.0
10 PM 37 5.7 NE 5.2 50 0 0.0
11 PM 39 5.6 NE 4.9 49 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 02/06/2016 1:39 AM  I   http://www2.nature.nps.gov/air/data/current/data_YOSE-TD2.cfm   I  Email: Webmaster