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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 Wednesday January 18, 2017 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 35 36
1 AM 35 36
2 AM 35 37
3 AM 37 38
4 AM 36 38
5 AM 38 39
6 AM 38 39
7 AM 37 40
8 AM 39 41
9 AM 42 41
10 AM 38 41
11 AM 41 42
12 PM 39 42
1 PM 43 --
2 PM 45 --
3 PM 42 --
4 PM 42 --
5 PM 42 --
Weather and Ozone Data Wednesday January 18, 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 35 4.3 NE 5.2 55 0 0.0
1 AM 35 4.8 NE 4.8 57 0 0.0
2 AM 35 3.6 E 5.5 54 0 0.0
3 AM 37 3.2 NE 6.0 50 0 0.0
4 AM 36 3.8 NE 5.5 54 0 0.0
5 AM 38 1.7 W 5.8 50 0 0.0
6 AM 38 2.3 SW 5.6 49 0 0.0
7 AM 37 2.0 SW 5.4 49 0 0.0
8 AM 39 1.5 NE 5.4 46 2 0.0
9 AM 42 3.9 E 4.9 54 54 0.0
10 AM 38 3.7 E 5.0 58 104 0.0
11 AM 41 2.3 NE 6.0 54 62 0.0
12 PM 39 4.6 SW 4.7 64 54 0.0
1 PM 43 3.2 W 1.8 78 60 0.0
2 PM 45 2.7 SE 0.6 87 31 0.0
3 PM 42 2.0 SW -0.9 96 16 0.0
4 PM 42 1.7 E -0.7 97 6 0.0
5 PM 42 5.3 E -0.4 97 2 0.0
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updated on 01/18/2017 11:41 PM  I   http://nature.nps.gov/air/data/current/data_YOSE-TD.cfm   I  Email: Webmaster