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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 Tuesday July 29, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 56 57
1 AM 57 57
2 AM 57 57
3 AM 57 57
4 AM 59 58
5 AM 58 58
6 AM 58 59
7 AM 57 60
8 AM 59 61
9 AM 57 63
10 AM 58 65
11 AM -- 68
12 PM 62 70
1 PM 63 73
2 PM 64 75
3 PM 66 77
4 PM 72 78
5 PM 76 77
6 PM 77 76
7 PM 82 75
8 PM 86 73
9 PM 84 71
10 PM 79 69
11 PM 70 67
Weather and Ozone Data Tuesday July 29, 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 56 1.4 S 24.9 42 0 0.0
1 AM 57 1.8 S 24.3 41 0 0.0
2 AM 57 2.5 S 23.9 40 0 0.0
3 AM 57 3.1 S 23.2 40 0 0.0
4 AM 59 2.9 S 23.4 41 0 0.0
5 AM 58 2.2 S 23.4 42 0 0.0
6 AM 58 1.9 S 23.1 42 1 0.0
7 AM 57 2.5 S 23.2 40 61 0.0
8 AM 59 1.6 NE 26.1 33 107 0.0
9 AM 57 2.0 N 26.7 32 417 0.0
10 AM 58 2.5 NE 27.9 30 603 0.0
11 AM -- 2.7 NE 28.8 29 621 0.0
12 PM 62 3.3 NE 30.0 26 934 0.0
1 PM 63 3.2 NE 30.7 24 975 0.0
2 PM 64 2.8 N 31.0 24 728 0.0
3 PM 66 2.4 NW 31.8 22 811 0.0
4 PM 72 2.1 W 32.5 20 734 0.0
5 PM 76 2.6 SW 32.2 21 451 0.0
6 PM 77 3.2 SW 31.9 21 319 0.0
7 PM 82 3.1 SW 30.8 23 146 0.0
8 PM 86 2.5 SW 29.4 25 12 0.0
9 PM 84 3.0 SW 27.9 27 0 0.0
10 PM 79 2.9 SW 27.3 28 0 0.0
11 PM 70 2.9 S 26.3 29 0 0.0
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updated on 07/30/2014 10:40 AM  I   http://nature.nps.gov/air/data/current/data_JOTR-BR2.cfm   I  Email: Webmaster