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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 Friday March 27, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 42 42
1 AM 43 42
2 AM 42 43
3 AM 43 43
4 AM 43 44
5 AM 43 45
6 AM 43 45
7 AM 43 46
8 AM 42 47
9 AM 46 49
10 AM 47 51
11 AM 48 52
12 PM 49 54
1 PM 49 56
2 PM 50 58
3 PM 52 60
4 PM 55 63
5 PM 58 65
6 PM 61 67
7 PM 64 67
8 PM 63 68
9 PM 61 69
10 PM 72 69
11 PM 73 68
Weather and Ozone Data Friday March 27, 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 42 4.7 SW 13.3 27 0 0.0
1 AM 43 4.7 SW 13.1 27 0 0.0
2 AM 42 4.7 SW 12.1 29 0 0.0
3 AM 43 4.7 SW 12.1 29 0 0.0
4 AM 43 4.6 SW 11.9 29 0 0.0
5 AM 43 4.6 SW 11.6 29 0 0.0
6 AM 43 4.8 SW 12.0 28 0 0.0
7 AM 43 4.9 SW 11.8 30 5 0.0
8 AM 42 3.4 SW 14.6 29 140 0.0
9 AM 46 0.8 E 20.0 20 361 0.0
10 AM 47 1.5 NE 21.5 17 575 0.0
11 AM 48 2.4 NE 22.7 16 753 0.0
12 PM 49 2.6 NE 23.7 15 880 0.0
1 PM 49 2.3 E 24.6 14 940 0.0
2 PM 50 2.1 N 25.3 13 932 0.0
3 PM 52 2.6 W 26.2 12 762 0.0
4 PM 55 2.3 W 26.5 13 704 0.0
5 PM 58 2.3 NW 26.2 13 509 0.0
6 PM 61 2.6 NW 25.4 15 284 0.0
7 PM 64 2.9 W 23.5 17 31 0.0
8 PM 63 3.1 W 21.1 20 1 0.0
9 PM 61 3.6 W 20.2 22 0 0.0
10 PM 72 3.4 W 20.3 23 0 0.0
11 PM 73 3.9 W 20.0 24 0 0.0
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updated on 03/28/2015 3:41 PM  I   http://www2.nature.nps.gov/air/data/current/data_JOTR-BR2.cfm   I  Email: Webmaster