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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 Saturday April 18, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 59 63
1 AM 59 62
2 AM 64 62
3 AM 65 62
4 AM 65 62
5 AM 66 62
6 AM 65 62
7 AM 61 63
8 AM 57 64
9 AM 59 65
10 AM 61 66
11 AM -- 67
12 PM 67 67
1 PM 69 67
2 PM 68 66
3 PM 68 67
4 PM 68 67
5 PM 65 68
6 PM 65 68
7 PM 67 69
8 PM 68 69
9 PM 66 69
10 PM 69 69
11 PM 73 68
Weather and Ozone Data Saturday April 18, 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 59 1.5 SW 18.2 15 0 0.0
1 AM 59 0.8 SW 17.0 17 0 0.0
2 AM 64 0.9 W 17.5 16 0 0.0
3 AM 65 1.5 NW 17.7 15 0 0.0
4 AM 65 2.8 W 17.3 15 0 0.0
5 AM 66 1.9 W 17.5 15 0 0.0
6 AM 65 1.7 N 17.3 16 0 0.0
7 AM 61 2.9 N 15.9 18 44 0.0
8 AM 57 2.1 N 17.8 16 244 0.0
9 AM 59 1.7 N 21.1 13 458 0.0
10 AM 61 2.0 NE 23.0 12 655 0.0
11 AM -- 2.9 S 24.3 12 813 0.0
12 PM 67 2.9 S 25.1 12 914 0.0
1 PM 69 2.7 SW 26.0 12 955 0.0
2 PM 68 3.3 SW 26.1 12 932 0.0
3 PM 68 2.4 SW 26.8 11 854 0.0
4 PM 68 3.5 SW 26.8 11 717 0.0
5 PM 65 4.2 SW 26.0 10 471 0.0
6 PM 65 3.3 SW 25.9 10 175 0.0
7 PM 67 2.9 SW 24.7 11 24 0.0
8 PM 68 3.1 SW 23.4 12 3 0.0
9 PM 66 1.0 SW 22.2 13 0 0.0
10 PM 69 0.8 SW 21.3 15 0 0.0
11 PM 73 2.6 SW 20.9 18 0 0.0
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updated on 04/19/2015 12:40 PM  I   http://www2.nature.nps.gov/air/data/current/data_JOTR-CC2.cfm   I  Email: Webmaster