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Current Ozone and Weather Data in National Parks


Joshua Tree National Park - Black Rock, CA
Portable Ozone Monitor


Today's Data   Data Timelines   Ozone Health Advisory  
Ozone Wednesday September 2, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 51 44
1 AM 49 43
2 AM 46 42
3 AM 47 42
4 AM 39 42
5 AM 36 43
6 AM 42 45
7 AM 43 46
8 AM 42 48
9 AM 44 50
10 AM 46 53
11 AM 45 55
12 PM 48 56
1 PM 50 56
2 PM 54 56
3 PM 58 56
4 PM 62 55
5 PM 63 53
6 PM 60 50
7 PM 53 48
8 PM 51 45
9 PM 51 43
10 PM 51 41
11 PM 51 39
Weather and Ozone Data Wednesday September 2, 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 51 1.8 S 20.8 44 0 0.0
1 AM 49 2.2 SW 20.3 49 0 0.0
2 AM 46 2.3 SW 21.2 49 0 0.0
3 AM 47 2.6 SW 21.0 46 0 0.0
4 AM 39 3.3 SW 20.8 40 0 0.0
5 AM 36 2.9 SW 19.8 42 0 0.0
6 AM 42 2.2 SW 18.8 34 0 0.0
7 AM 43 2.4 SW 19.0 24 21 0.0
8 AM 42 2.9 S 22.3 15 154 0.0
9 AM 44 4.3 SW 24.7 12 434 0.0
10 AM 46 3.3 SW 25.6 13 515 0.0
11 AM 45 4.5 SW 27.3 12 815 0.0
12 PM 48 5.5 SW 27.9 15 819 0.0
1 PM 50 6.3 SW 28.2 17 880 0.0
2 PM 54 5.5 S 28.2 20 844 0.0
3 PM 58 5.2 S 28.3 21 695 0.0
4 PM 62 4.9 S 28.5 20 661 0.0
5 PM 63 4.5 S 28.4 19 501 0.0
6 PM 60 4.8 SW 27.4 19 264 0.0
7 PM 53 5.4 SW 25.3 20 38 0.0
8 PM 51 5.1 SW 24.1 23 2 0.0
9 PM 51 5.7 SW 23.5 25 0 0.0
10 PM 51 5.5 SW 22.8 26 0 0.0
11 PM 51 3.2 SW 22.0 28 0 0.0
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updated on 09/03/2015 10:41 PM  I   http://www.nature.nps.gov/air/data/current/data_JOTR-BR2.cfm   I  Email: Webmaster