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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 Wednesday October 22, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 55 52
1 AM 53 51
2 AM 54 51
3 AM 56 51
4 AM 53 51
5 AM 51 52
6 AM 49 54
7 AM 49 55
8 AM 49 57
9 AM 52 59
10 AM 54 61
11 AM 56 62
12 PM 62 62
1 PM 62 63
2 PM 62 63
3 PM 63 --
4 PM 64 --
5 PM 68 --
6 PM 65 --
7 PM 57 --
Weather and Ozone Data Wednesday October 22, 2014
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 55 2.6 S 17.7 23 0 0.0
1 AM 53 3.2 S 16.2 26 0 0.0
2 AM 54 2.8 SW 17.0 24 0 0.0
3 AM 56 1.9 S 17.1 27 0 0.0
4 AM 53 3.4 S 15.7 30 0 0.0
5 AM 51 2.9 S 14.7 27 0 0.0
6 AM 49 4.0 S 13.6 27 0 0.0
7 AM 49 3.9 S 13.2 30 1 0.0
8 AM 49 3.5 S 14.0 26 66 0.0
9 AM 52 1.3 S 18.4 23 280 0.0
10 AM 54 2.1 N 19.8 24 469 0.0
11 AM 56 2.2 N 19.9 25 622 0.0
12 PM 62 2.3 N 20.9 23 720 0.0
1 PM 62 2.4 N 22.3 20 742 0.0
2 PM 62 2.5 N 23.3 20 717 0.0
3 PM 63 2.4 N 23.9 20 551 0.0
4 PM 64 1.9 N 24.1 20 416 0.0
5 PM 68 3.1 SW 23.7 20 253 0.0
6 PM 65 2.7 SW 22.1 23 19 0.0
7 PM 57 2.7 S 20.2 25 1 0.0
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updated on 10/22/2014 8:40 PM  I   http://www2.nature.nps.gov/air/data/current/data_JOTR-BR.cfm   I  Email: Webmaster