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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 Sunday May 3, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 55 52
1 AM 57 52
2 AM 55 52
3 AM 54 52
4 AM 49 52
5 AM 50 54
6 AM 51 55
7 AM 51 56
8 AM 54 57
9 AM 56 59
10 AM 55 60
11 AM 57 60
12 PM 58 61
1 PM 61 62
2 PM 60 62
3 PM 62 62
4 PM 63 62
5 PM 64 61
6 PM 62 60
7 PM 64 59
8 PM 66 57
9 PM 62 55
10 PM 58 54
11 PM 58 52
Weather and Ozone Data Sunday May 3, 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 55 2.5 S 17.0 27 0 0.0
1 AM 57 2.6 SW 18.9 23 0 0.0
2 AM 55 1.3 SW 16.3 27 0 0.0
3 AM 54 1.8 S 14.9 29 0 0.0
4 AM 49 3.1 S 13.0 32 0 0.0
5 AM 50 3.2 S 12.3 34 0 0.0
6 AM 51 3.5 S 11.7 35 1 0.0
7 AM 51 3.2 S 13.6 32 75 0.0
8 AM 54 1.6 E 19.5 21 275 0.0
9 AM 56 2.5 NE 21.5 18 496 0.0
10 AM 55 3.5 N 22.1 17 697 0.0
11 AM 57 3.3 NE 22.9 16 872 0.0
12 PM 58 2.3 E 23.9 16 916 0.0
1 PM 61 4.4 S 24.5 17 1027 0.0
2 PM 60 5.2 S 24.7 17 992 0.0
3 PM 62 4.6 S 24.8 18 890 0.0
4 PM 63 4.7 SW 24.4 19 757 0.0
5 PM 64 4.4 SW 24.0 20 568 0.0
6 PM 62 4.3 SW 23.2 20 351 0.0
7 PM 64 4.2 SW 21.5 24 125 0.0
8 PM 66 4.1 SW 19.3 31 7 0.0
9 PM 62 4.6 SW 18.0 34 0 0.0
10 PM 58 6.1 SW 18.7 28 0 0.0
11 PM 58 6.0 SW 17.9 30 0 0.0
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updated on 05/04/2015 1:45 PM  I   http://www2.nature.nps.gov/air/data/current/data_JOTR-BR2.cfm   I  Email: Webmaster