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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 September 30, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 51 52
1 AM 52 52
2 AM 52 52
3 AM 53 52
4 AM 52 53
5 AM 52 53
6 AM 52 53
7 AM 52 55
8 AM 51 56
9 AM 54 58
10 AM 55 61
11 AM 56 64
12 PM -- 67
1 PM 57 69
2 PM 60 71
3 PM 62 74
4 PM 66 75
5 PM 74 77
6 PM 74 --
7 PM 80 --
8 PM 82 --
9 PM 76 --
10 PM 79 --
Weather and Ozone Data Tuesday September 30, 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 51 2.7 S 15.7 42 0 0.0
1 AM 52 0.6 SW 15.8 42 0 0.0
2 AM 52 1.1 S 15.8 42 0 0.0
3 AM 53 2.1 S 15.7 41 0 0.0
4 AM 52 2.3 S 15.0 43 0 0.0
5 AM 52 3.1 S 14.8 44 0 0.0
6 AM 52 3.3 S 14.6 45 0 0.0
7 AM 52 3.0 S 15.0 43 4 0.0
8 AM 51 1.6 S 16.2 40 132 0.0
9 AM 54 1.4 NE 19.2 32 349 0.0
10 AM 55 2.1 N 20.1 30 548 0.0
11 AM 56 1.8 N 21.1 28 712 0.0
12 PM -- 2.5 NE 22.4 25 819 0.0
1 PM 57 2.3 S 23.2 24 862 0.0
2 PM 60 3.3 S 24.3 21 836 0.0
3 PM 62 3.2 S 24.8 20 709 0.0
4 PM 66 2.9 S 24.9 20 582 0.0
5 PM 74 3.1 SW 24.7 22 381 0.0
6 PM 74 4.0 SW 23.8 22 101 0.0
7 PM 80 4.4 SW 22.6 27 7 0.0
8 PM 82 5.6 SW 21.6 34 0 0.0
9 PM 76 5.2 SW 20.2 39 0 0.0
10 PM 79 5.1 SW 20.1 39 0 0.0
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updated on 09/30/2014 11:41 PM  I   http://nature.nps.gov/air/data/current/data_JOTR-BR.cfm   I  Email: Webmaster