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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 Monday March 30, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 68 58
1 AM 65 57
2 AM 57 56
3 AM 54 57
4 AM 54 58
5 AM 57 59
6 AM 58 59
7 AM 58 60
8 AM 56 60
9 AM 61 61
10 AM 63 61
11 AM 64 60
12 PM 61 --
1 PM 58 --
2 PM 60 --
3 PM 61 --
4 PM 61 --
Weather and Ozone Data Monday March 30, 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 68 3.0 W 17.5 29 0 0.0
1 AM 65 3.0 SW 16.2 30 0 0.0
2 AM 57 3.3 SW 13.0 31 0 0.0
3 AM 54 4.7 SW 13.4 28 0 0.0
4 AM 54 4.7 SW 13.2 28 0 0.0
5 AM 57 4.8 SW 12.6 31 0 0.0
6 AM 58 4.6 SW 12.3 32 0 0.0
7 AM 58 4.0 SW 13.1 31 8 0.0
8 AM 56 2.7 W 16.7 26 149 0.0
9 AM 61 1.3 SE 21.2 20 370 0.0
10 AM 63 2.2 E 23.0 17 586 0.0
11 AM 64 3.0 NE 23.8 16 762 0.0
12 PM 61 3.1 NW 25.0 14 888 0.0
1 PM 58 4.6 W 26.0 13 952 0.0
2 PM 60 3.9 SW 26.3 13 941 0.0
3 PM 61 4.4 SW 26.3 13 790 0.0
4 PM 61 4.5 W 26.0 14 706 0.0
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updated on 03/30/2015 5:41 PM  I   http://www.nature.nps.gov/air/data/current/data_JOTR-BR.cfm   I  Email: Webmaster