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Current Ozone and Weather Data in National Parks


Joshua Tree National Park - Pinto Wells, CA
Portable Ozone Monitor


Today's Data   Data Timelines   Ozone Health Advisory  
Ozone Thursday May 21, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 60 44
1 AM 54 42
2 AM 50 41
3 AM 45 40
4 AM 38 41
5 AM 40 42
6 AM 32 44
7 AM 37 47
8 AM 45 48
9 AM 42 49
10 AM 45 50
11 AM 49 51
12 PM 50 53
1 PM 54 54
2 PM 54 55
3 PM 52 55
4 PM 51 56
5 PM 52 56
6 PM 53 56
7 PM 60 55
8 PM 61 53
9 PM 59 52
10 PM 58 50
11 PM 55 48
Weather and Ozone Data Thursday May 21, 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 60 2.9 S 23.6 27 0 0.0
1 AM 54 1.4 N 23.1 28 0 0.0
2 AM 50 1.0 N 21.8 28 0 0.0
3 AM 45 0.9 N 20.3 30 0 0.0
4 AM 38 1.0 NW 18.2 33 0 0.0
5 AM 40 1.0 N 18.1 34 0 0.0
6 AM 32 1.5 NW 16.9 35 4 0.0
7 AM 37 1.1 NW 18.2 33 124 0.0
8 AM 45 1.8 W 22.0 29 229 0.0
9 AM 42 3.7 NW 22.5 27 438 0.0
10 AM 45 1.6 NW 24.7 25 768 0.0
11 AM 49 2.0 SE 25.7 23 907 0.0
12 PM 50 3.0 S 26.5 18 979 0.0
1 PM 54 4.1 S 27.3 18 1055 0.0
2 PM 54 3.6 S 27.9 18 992 0.0
3 PM 52 5.5 S 28.4 16 947 0.0
4 PM 51 5.2 S 28.1 16 812 0.0
5 PM 52 5.5 S 27.7 16 628 0.0
6 PM 53 5.6 S 27.1 16 414 0.0
7 PM 60 6.4 S 26.0 18 193 0.0
8 PM 61 6.1 S 23.7 26 24 0.0
9 PM 59 5.4 SE 22.1 30 0 0.0
10 PM 58 4.3 SE 21.5 32 0 0.0
11 PM 55 1.9 S 20.9 34 0 0.0
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updated on 05/22/2015 10:41 AM  I   http://nature.nps.gov/air/data/current/data_JOTR-PW2.cfm   I  Email: Webmaster