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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 April 26, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 47 49
1 AM 48 49
2 AM 46 50
3 AM 47 51
4 AM 48 51
5 AM 53 52
6 AM 53 52
7 AM 52 52
8 AM 52 53
9 AM 51 54
10 AM 52 55
11 AM 52 56
12 PM 53 56
1 PM 54 56
2 PM 56 55
3 PM 59 55
4 PM 60 53
5 PM 58 52
6 PM 57 51
7 PM 54 50
8 PM 53 49
9 PM 50 50
10 PM 49 52
11 PM 50 53
Weather and Ozone Data Sunday April 26, 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 47 3.1 SW 7.7 69 0 0.0
1 AM 48 3.1 S 7.2 69 0 0.0
2 AM 46 3.2 S 5.8 68 0 0.0
3 AM 47 2.8 S 4.8 69 0 0.0
4 AM 48 2.8 S 4.8 66 0 0.0
5 AM 53 1.5 W 7.8 55 0 0.0
6 AM 53 1.2 NW 7.0 57 1 0.0
7 AM 52 2.0 N 8.4 52 75 0.0
8 AM 52 4.0 N 11.2 42 259 0.0
9 AM 51 6.6 N 12.6 36 480 0.0
10 AM 52 7.0 N 13.5 31 680 0.0
11 AM 52 7.6 N 14.4 28 844 0.0
12 PM 53 7.3 N 15.4 27 953 0.0
1 PM 54 7.3 N 16.5 25 1002 0.0
2 PM 56 6.7 N 17.6 22 984 0.0
3 PM 59 6.9 N 18.7 17 876 0.0
4 PM 60 6.8 N 19.4 15 753 0.0
5 PM 58 6.4 N 19.5 15 538 0.0
6 PM 57 6.7 N 19.4 15 328 0.0
7 PM 54 6.3 N 18.3 16 107 0.0
8 PM 53 3.9 N 16.5 18 6 0.0
9 PM 50 2.9 N 15.0 20 0 0.0
10 PM 49 3.6 N 14.3 25 0 0.0
11 PM 50 3.7 N 14.3 33 0 0.0
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updated on 04/27/2015 8:43 AM  I   http://www.nature.nps.gov/air/data/current/data_JOTR-BR2.cfm   I  Email: Webmaster