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Current Ozone and Weather Data in National Parks


Joshua Tree National Park - Cottonwood Canyon, CA
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Today's Data   Data Timelines   Ozone Health Advisory  
Ozone Friday April 24, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 54 53
1 AM 55 52
2 AM 54 52
3 AM 55 51
4 AM 54 51
5 AM 52 51
6 AM 50 52
7 AM 50 53
8 AM 51 54
9 AM 51 55
10 AM 52 56
11 AM -- 56
12 PM 55 56
1 PM 56 55
2 PM 57 54
3 PM 57 52
4 PM 59 51
5 PM 58 49
6 PM 55 48
7 PM 51 46
8 PM 49 45
9 PM 47 44
10 PM 45 44
11 PM 46 --
Weather and Ozone Data Friday April 24, 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 54 1.9 W 13.9 50 0 0.0
1 AM 55 1.2 W 14.1 49 0 0.0
2 AM 54 1.0 SW 13.9 48 0 0.0
3 AM 55 1.0 S 13.7 49 0 0.0
4 AM 54 1.1 W 13.4 50 0 0.0
5 AM 52 1.0 W 12.8 54 0 0.0
6 AM 50 1.1 W 12.2 55 0 0.0
7 AM 50 1.5 W 12.5 55 55 0.0
8 AM 51 1.3 E 14.6 48 245 0.0
9 AM 51 2.2 S 15.5 47 455 0.0
10 AM 52 2.7 W 17.3 43 645 0.0
11 AM -- 2.5 S 17.6 42 801 0.0
12 PM 55 2.4 S 19.2 37 899 0.0
1 PM 56 4.7 SW 18.5 38 938 0.0
2 PM 57 4.1 SW 19.1 38 912 0.0
3 PM 57 3.5 SW 19.6 37 836 0.0
4 PM 59 4.2 SW 19.3 40 700 0.0
5 PM 58 3.9 SW 19.3 39 453 0.0
6 PM 55 2.9 SW 19.2 37 238 0.0
7 PM 51 1.9 SW 17.9 40 34 0.0
8 PM 49 3.5 SW 15.7 45 4 0.0
9 PM 47 4.0 SW 14.5 51 0 0.0
10 PM 45 2.8 SW 14.0 54 0 0.0
11 PM 46 2.3 NW 13.9 53 0 0.0
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updated on 04/25/2015 4:42 AM  I   http://www.nature.nps.gov/air/data/current/data_JOTR-CC2.cfm   I  Email: Webmaster