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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 April 23, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 52 49
1 AM 49 49
2 AM 49 50
3 AM 49 50
4 AM 47 51
5 AM 48 52
6 AM 51 52
7 AM 52 53
8 AM 53 53
9 AM 53 53
10 AM 53 53
11 AM 53 53
12 PM 54 54
1 PM 54 53
2 PM 53 52
3 PM 54 52
4 PM 54 52
5 PM 54 51
6 PM 54 --
7 PM 55 --
8 PM 50 --
9 PM 48 --
10 PM 49 --
Weather and Ozone Data Wednesday April 23, 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 52 2.8 S 11.5 34 0 0.0
1 AM 49 3.7 S 9.5 32 0 0.0
2 AM 49 2.9 S 9.1 29 0 0.0
3 AM 49 2.0 SW 8.6 31 0 0.0
4 AM 47 2.9 S 7.8 26 0 0.0
5 AM 48 2.4 S 8.2 22 0 0.0
6 AM 51 1.5 E 8.6 23 0 0.0
7 AM 52 2.4 E 9.1 23 57 0.0
8 AM 53 3.0 NE 11.4 20 257 0.0
9 AM 53 5.2 N 12.8 19 467 0.0
10 AM 53 5.9 N 12.9 20 650 0.0
11 AM 53 5.8 N 13.4 20 788 0.0
12 PM 54 5.8 NE 13.8 20 961 0.0
1 PM 54 5.4 NE 15.2 19 1020 0.0
2 PM 53 4.8 NE 16.2 17 1008 0.0
3 PM 54 4.0 N 17.0 16 903 0.0
4 PM 54 3.8 N 17.9 15 760 0.0
5 PM 54 2.9 N 18.5 15 558 0.0
6 PM 54 1.9 N 18.6 15 334 0.0
7 PM 55 1.9 N 18.0 16 109 0.0
8 PM 50 1.8 S 15.4 19 4 0.0
9 PM 48 4.0 S 13.1 21 0 0.0
10 PM 49 3.9 S 12.1 22 0 0.0
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updated on 04/23/2014 11:44 PM  I   http://www2.nature.nps.gov/air/data/current/data_JOTR-BR.cfm   I  Email: Webmaster