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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 Friday October 24, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 54 54
1 AM 54 54
2 AM 55 54
3 AM 56 54
4 AM 56 54
5 AM 54 54
6 AM 54 54
7 AM 53 54
8 AM 53 56
9 AM 54 57
10 AM 54 58
11 AM 55 58
12 PM 56 58
1 PM 56 58
2 PM 58 57
3 PM 63 56
4 PM 61 55
5 PM 61 53
6 PM 58 51
7 PM 55 50
8 PM 52 50
9 PM 52 --
10 PM 51 --
11 PM 52 --
Weather and Ozone Data Friday October 24, 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 54 2.7 SW 19.7 31 0 0.0
1 AM 54 1.4 S 20.0 27 0 0.0
2 AM 55 1.9 S 19.5 28 0 0.0
3 AM 56 2.3 SW 19.1 30 0 0.0
4 AM 56 2.8 SW 19.6 30 0 0.0
5 AM 54 3.4 SW 20.0 30 0 0.0
6 AM 54 3.0 SW 19.8 31 0 0.0
7 AM 53 3.6 SW 19.9 30 1 0.0
8 AM 53 3.1 S 19.2 33 62 0.0
9 AM 54 4.0 SW 22.0 27 273 0.0
10 AM 54 3.8 S 23.1 25 463 0.0
11 AM 55 3.2 SW 24.3 23 617 0.0
12 PM 56 4.0 SW 24.7 23 717 0.0
1 PM 56 4.5 SW 24.9 24 754 0.0
2 PM 58 4.5 SW 24.8 26 718 0.0
3 PM 63 3.5 S 25.0 25 558 0.0
4 PM 61 3.6 S 25.0 27 461 0.0
5 PM 61 3.8 SW 23.9 29 239 0.0
6 PM 58 3.7 SW 22.3 34 16 0.0
7 PM 55 2.9 SW 21.0 35 1 0.0
8 PM 52 2.7 SW 20.1 34 0 0.0
9 PM 52 2.2 SW 19.8 34 0 0.0
10 PM 51 2.1 SW 19.0 35 0 0.0
11 PM 52 3.1 SW 18.8 36 0 0.0
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updated on 10/25/2014 2:39 AM  I   http://nature.nps.gov/air/data/current/data_JOTR-BR2.cfm   I  Email: Webmaster