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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 Thursday October 23, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 52 51
1 AM 54 51
2 AM 54 51
3 AM 54 50
4 AM 51 50
5 AM 51 50
6 AM 50 51
7 AM 49 52
8 AM 49 53
9 AM 50 54
10 AM 51 56
11 AM 52 57
12 PM 54 58
1 PM 55 58
2 PM 57 58
3 PM 59 58
4 PM 61 57
5 PM 63 57
6 PM 60 55
7 PM 57 55
8 PM 55 55
9 PM 55 55
10 PM 56 55
11 PM 56 54
Weather and Ozone Data Thursday October 23, 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 52 2.1 S 19.1 36 0 0.0
1 AM 54 0.7 SW 19.5 27 0 0.0
2 AM 54 1.0 SE 19.1 32 0 0.0
3 AM 54 0.7 S 18.9 39 0 0.0
4 AM 51 2.1 S 17.1 42 0 0.0
5 AM 51 3.2 S 17.0 40 0 0.0
6 AM 50 2.8 S 18.0 43 0 0.0
7 AM 49 2.9 S 17.7 43 1 0.0
8 AM 49 2.7 S 17.9 42 65 0.0
9 AM 50 1.2 S 21.5 32 279 0.0
10 AM 51 2.3 SW 23.2 29 473 0.0
11 AM 52 3.6 S 23.7 27 625 0.0
12 PM 54 4.1 SW 24.3 24 728 0.0
1 PM 55 4.9 SW 24.6 23 762 0.0
2 PM 57 4.4 SW 25.1 22 729 0.0
3 PM 59 3.9 SW 25.5 20 515 0.0
4 PM 61 4.0 SW 24.7 22 322 0.0
5 PM 63 4.9 SW 23.7 28 229 0.0
6 PM 60 4.3 SW 22.2 33 15 0.0
7 PM 57 3.7 SW 20.8 37 1 0.0
8 PM 55 4.2 SW 20.3 39 0 0.0
9 PM 55 4.2 SW 20.5 35 0 0.0
10 PM 56 3.9 SW 20.7 31 0 0.0
11 PM 56 3.7 SW 20.6 32 0 0.0
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updated on 10/24/2014 6:40 PM  I   http://www.nature.nps.gov/air/data/current/data_JOTR-BR2.cfm   I  Email: Webmaster