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Current Ozone and Weather Data in National Parks


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


Yesterday's Data   Data Timelines   Ozone Health Advisory  


Ozone Tuesday May 31, 2016 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 67 58
1 AM 65 57
2 AM 60 57
3 AM 57 57
4 AM 57 58
5 AM 55 58
6 AM 55 59
7 AM 55 60
8 AM 59 61
9 AM 61 60
10 AM 62 62
11 AM 62 62
12 PM 62 --
1 PM 63 --
2 PM -- --
3 PM 59 --
4 PM 57 --
5 PM 71 --
Weather and Ozone Data Tuesday May 31, 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 67 4.0 SW 20.8 7 0 0.0
1 AM 65 3.3 SW 20.5 10 0 0.0
2 AM 60 4.0 S 18.2 8 0 0.0
3 AM 57 3.7 S 17.4 9 0 0.0
4 AM 57 3.4 S 16.4 10 0 0.0
5 AM 55 3.9 S 16.3 8 0 0.0
6 AM 55 4.0 S 16.8 8 8 0.0
7 AM 55 2.9 S 20.4 14 122 0.0
8 AM 59 1.4 NE 25.1 20 316 0.0
9 AM 61 3.1 NE 26.6 30 519 0.0
10 AM 62 3.6 NE 27.5 42 708 0.0
11 AM 62 4.0 NE 28.6 45 860 0.0
12 PM 62 4.1 NE 29.6 50 961 0.0
1 PM 63 3.9 NE 30.6 50 1005 0.0
2 PM -- -- -- 31.2 49 974 0.0
3 PM 59 3.9 NE 31.6 47 916 --
4 PM 57 4.0 N 31.1 33 577 0.0
5 PM 71 3.1 SW 30.2 13 485 0.0
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updated on 05/31/2016 6:44 PM  I   http://nature.nps.gov/air/data/current/data_JOTR-BR.cfm   I  Email: Webmaster