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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 Thursday February 26, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 43 45
1 AM 44 45
2 AM 45 46
3 AM 48 46
4 AM 44 46
5 AM 46 47
6 AM 47 48
7 AM 46 49
8 AM 46 50
9 AM 46 51
10 AM 48 52
11 AM 49 53
12 PM 52 52
1 PM 53 52
2 PM 55 52
3 PM 56 --
4 PM 55 --
5 PM 54 --
6 PM 51 --
7 PM 46 --
Weather and Ozone Data Thursday February 26, 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 43 4.0 S 8.6 40 0 0.0
1 AM 44 4.4 S 8.5 38 0 0.0
2 AM 45 3.9 SW 9.1 35 0 0.0
3 AM 48 4.0 SW 9.7 32 0 0.0
4 AM 44 3.4 SW 7.3 40 0 0.0
5 AM 46 3.5 S 9.1 34 0 0.0
6 AM 47 2.2 SW 9.6 33 0 0.0
7 AM 46 2.8 S 9.5 35 20 0.0
8 AM 46 1.8 S 13.0 30 217 0.0
9 AM 46 2.3 N 14.0 25 424 0.0
10 AM 48 3.4 NE 14.7 22 603 0.0
11 AM 49 3.2 NE 15.1 23 735 0.0
12 PM 52 4.1 NE 16.4 21 804 0.0
1 PM 53 4.4 NE 16.1 22 802 0.0
2 PM 55 3.0 NE 16.2 23 651 0.0
3 PM 56 1.7 NE 16.5 22 597 0.0
4 PM 55 3.5 NE 16.4 26 292 0.0
5 PM 54 2.7 NE 15.4 29 132 0.0
6 PM 51 1.5 SE 12.8 36 11 0.0
7 PM 46 2.9 SW 10.3 42 0 0.0
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updated on 02/26/2015 8:41 PM  I   http://www.nature.nps.gov/air/data/current/data_JOTR-BR.cfm   I  Email: Webmaster