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Current Ozone and Weather Data in National Parks


Joshua Tree National Park - Black Rock, CA
Portable Ozone Monitor


Today's Data   Data Timelines   Ozone Health Advisory  
Ozone Monday July 6, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 52 39
1 AM 40 38
2 AM 36 37
3 AM 37 38
4 AM 40 38
5 AM 39 38
6 AM 37 39
7 AM 37 40
8 AM 38 42
9 AM 38 43
10 AM 39 45
11 AM 40 49
12 PM 43 54
1 PM 45 56
2 PM 47 56
3 PM 47 57
4 PM 47 56
5 PM 52 56
6 PM 75 56
7 PM 76 53
8 PM 59 50
9 PM 51 48
10 PM 49 47
11 PM 45 46
Weather and Ozone Data Monday July 6, 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 52 3.8 SW 24.9 41 0 0.0
1 AM 40 3.7 SW 24.1 44 0 0.0
2 AM 36 3.6 SW 23.8 42 0 0.0
3 AM 37 3.3 SW 23.3 36 0 0.0
4 AM 40 3.6 S 23.4 38 0 0.0
5 AM 39 3.1 S 22.5 40 0 0.0
6 AM 37 3.4 S 21.6 41 4 0.0
7 AM 37 3.4 SW 23.7 34 100 0.0
8 AM 38 3.5 SW 25.7 29 292 0.0
9 AM 38 3.7 SW 26.2 29 496 0.0
10 AM 39 3.8 SW 27.5 27 682 0.0
11 AM 40 4.5 SW 28.3 26 838 0.0
12 PM 43 4.9 SW 29.1 26 946 0.0
1 PM 45 5.1 SW 30.0 25 1005 0.0
2 PM 47 4.6 SW 30.9 24 988 0.0
3 PM 47 4.8 SW 31.6 23 968 0.0
4 PM 47 5.5 SW 31.3 22 863 0.0
5 PM 52 4.9 S 31.1 24 628 0.0
6 PM 75 4.4 S 30.3 29 425 0.0
7 PM 76 3.9 SW 29.3 32 217 0.0
8 PM 59 4.5 SW 27.8 34 42 0.0
9 PM 51 4.9 SW 27.0 36 1 0.0
10 PM 49 3.0 SW 25.8 38 0 0.0
11 PM 45 3.2 SW 25.3 39 0 0.0
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updated on 07/07/2015 5:42 PM  I   http://www.nature.nps.gov/air/data/current/data_JOTR-BR2.cfm   I  Email: Webmaster