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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 Monday October 16, 2017 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 46 47
1 AM 47 46
2 AM 48 46
3 AM 47 45
4 AM 47 45
5 AM 48 45
6 AM 49 45
7 AM 47 46
8 AM 42 46
9 AM 41 48
10 AM 42 49
11 AM 44 50
12 PM 50 51
1 PM 50 51
2 PM 52 52
3 PM 52 52
4 PM 53 --
5 PM 52 --
6 PM 52 --
7 PM 52 --
8 PM 51 --
Weather and Ozone Data Monday October 16, 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 5.7 NE 14.6 18 0 0.0
1 AM 47 6.1 NE 14.4 17 0 0.0
2 AM 48 6.3 NE 14.5 15 0 0.0
3 AM 47 6.1 NE 13.8 15 0 0.0
4 AM 47 6.5 NE 13.6 15 0 0.0
5 AM 48 6.3 NE 13.5 15 0 0.0
6 AM 49 5.7 NE 13.6 14 0 0.0
7 AM 47 5.3 NE 13.4 15 0 0.0
8 AM 42 5.7 NE 13.3 15 14 0.0
9 AM 41 5.4 NE 13.7 17 163 0.0
10 AM 42 5.0 NE 15.4 16 319 0.0
11 AM 44 3.1 NE 18.8 13 512 0.0
12 PM 50 2.1 SW 21.6 9 665 0.0
1 PM 50 3.8 SW 21.8 11 711 0.0
2 PM 52 4.7 SW 22.0 11 654 0.0
3 PM 52 4.8 SW 22.1 12 585 0.0
4 PM 53 5.3 SW 22.4 14 494 0.0
5 PM 52 5.2 SW 21.1 16 225 0.0
6 PM 52 3.8 SW 20.1 18 148 0.0
7 PM 52 2.3 SW 18.8 20 7 0.0
8 PM 51 3.3 NE 18.1 21 0 0.0
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updated on 10/17/2017 12:43 AM  I   http://nature.nps.gov/air/data/current/data_YOSE-TD2.cfm   I  Email: Webmaster