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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 Saturday January 31, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 36 36
1 AM 37 36
2 AM 33 36
3 AM 36 37
4 AM 38 36
5 AM 38 35
6 AM 38 35
7 AM 37 34
8 AM 37 33
9 AM 37 32
10 AM 35 31
11 AM 32 31
12 PM 33 31
1 PM 33 31
2 PM 32 31
3 PM 30 32
4 PM 29 33
5 PM 30 35
6 PM 30 36
7 PM 31 38
8 PM 34 39
9 PM 36 40
10 PM 39 40
11 PM 41 40
Weather and Ozone Data Saturday January 31, 2015
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 36 3.0 NE 6.8 45 0 0.0
1 AM 37 2.6 NE 6.3 42 0 0.0
2 AM 33 4.0 NE 4.6 52 0 0.0
3 AM 36 3.7 NE 5.9 43 0 0.0
4 AM 38 1.8 NE 7.2 37 0 0.0
5 AM 38 1.3 S 6.9 39 0 0.0
6 AM 38 1.9 NE 6.9 39 0 0.0
7 AM 37 2.4 E 6.9 40 1 0.0
8 AM 37 6.2 NE 6.9 40 11 0.0
9 AM 37 6.6 S 8.1 35 99 0.0
10 AM 35 5.8 SW 7.0 43 364 0.0
11 AM 32 4.1 SW 7.4 47 510 0.0
12 PM 33 4.2 SW 9.7 40 609 0.0
1 PM 33 4.3 SW 11.3 38 645 0.0
2 PM 32 4.8 SW 11.9 38 613 0.0
3 PM 30 4.6 SW 11.9 45 518 0.0
4 PM 29 4.1 SW 12.0 50 373 0.0
5 PM 30 5.5 SW 10.5 62 180 0.0
6 PM 30 3.3 SW 8.2 85 15 0.0
7 PM 31 3.3 NE 8.6 70 0 0.0
8 PM 34 3.8 NE 9.3 43 0 0.0
9 PM 36 4.5 NE 8.9 36 0 0.0
10 PM 39 5.6 NE 9.2 22 0 0.0
11 PM 41 5.5 NE 8.9 18 0 0.0
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updated on 02/01/2015 4:41 PM  I   http://www.nature.nps.gov/air/data/current/data_YOSE-TD2.cfm   I  Email: Webmaster