National Park Service Arrowhead
Explore Air

Current Ozone and Weather Data in National Parks


Joshua Tree National Park - Cottonwood Canyon, CA
EPA AQS Site Number:


Today's Data   Data Timelines   Ozone Health Advisory  
Ozone Sunday July 27, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM -- --
1 AM -- --
2 AM -- --
3 AM -- --
4 AM -- --
5 AM -- --
6 AM -- --
7 AM -- --
8 AM -- --
9 AM -- --
10 AM -- --
11 AM -- --
12 PM -- --
1 PM -- --
2 PM -- --
3 PM -- --
4 PM -- --
5 PM -- --
6 PM -- --
7 PM -- --
8 PM -- --
9 PM -- --
10 PM -- --
11 PM -- --
Weather and Ozone Data Sunday July 27, 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 -- 2.4 S 30.1 36 0 0.0
1 AM -- 1.6 S 29.4 40 0 0.0
2 AM -- 1.8 S 28.9 41 0 0.0
3 AM -- 0.7 E 28.8 42 0 0.0
4 AM -- 1.5 NE 28.6 38 0 0.0
5 AM -- 1.4 N 27.7 40 0 0.0
6 AM -- 1.7 N 27.9 39 0 0.0
7 AM -- 1.6 S 28.6 38 33 0.0
8 AM -- 3.1 S 27.5 48 81 0.0
9 AM -- 5.2 SW 26.2 59 324 0.0
10 AM -- 7.0 S 25.8 58 500 0.0
11 AM -- 6.0 SW 25.5 61 532 0.0
12 PM -- 3.6 SW 26.4 54 566 0.0
1 PM -- 2.5 SW 28.3 46 796 0.0
2 PM -- 2.2 SW 31.3 35 913 0.0
3 PM -- 3.0 S 32.0 33 652 0.0
4 PM -- 4.0 SW 32.6 33 628 0.0
5 PM -- 4.8 SW 30.8 43 397 0.0
6 PM -- 5.0 S 29.6 47 177 0.0
7 PM -- 3.1 SW 29.6 45 67 0.0
8 PM -- 1.9 SW 29.8 41 12 0.0
9 PM -- 3.0 SW 29.1 43 0 0.0
10 PM -- 2.2 SW 28.1 47 0 0.0
11 PM -- 1.1 SW 27.5 47 0 0.0
U.S. Department of the Interior Accessibility Freedom of Information Act USA.gov Search
Privacy Policy Disclaimer NPS Home Contact Us
updated on 07/28/2014 1:40 PM  I   http://www2.nature.nps.gov/air/data/current/data_JOTR-CC2.cfm   I  Email: Webmaster