National Park Service Arrowhead
Explore Air

Current Ozone and Weather Data in National Parks


Grand Canyon National Park - The Abyss, AZ
EPA AQS Site Number: 04-005-8001


Today's Data   Data Timelines   Ozone Health Advisory  
Ozone Saturday December 3, 2016 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 38 39
1 AM 39 39
2 AM 40 39
3 AM 40 39
4 AM 40 40
5 AM 40 40
6 AM 40 40
7 AM 40 41
8 AM 39 41
9 AM 40 41
10 AM 40 42
11 AM 42 42
12 PM 43 43
1 PM 42 43
2 PM 42 43
3 PM 43 43
4 PM 43 43
5 PM 44 43
6 PM 44 42
7 PM 45 42
8 PM 44 42
9 PM 41 41
10 PM 43 41
11 PM 41 41
Weather and Ozone Data Saturday December 3, 2016
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 38 2.0 N -2.0 54 0 0.0
1 AM 39 2.1 N -2.3 54 0 0.0
2 AM 40 2.7 N -2.8 54 0 0.0
3 AM 40 2.6 N -2.9 53 0 0.0
4 AM 40 1.7 N -3.1 54 0 0.0
5 AM 40 2.0 NE -3.2 53 0 0.0
6 AM 40 2.2 NE -3.3 53 0 0.0
7 AM 40 2.0 NE -3.5 53 0 0.0
8 AM 39 1.4 N -3.7 54 7 0.0
9 AM 40 1.3 NE -2.7 49 144 0.0
10 AM 40 1.3 N -1.8 45 315 0.0
11 AM 42 2.3 NE -0.8 39 442 0.0
12 PM 43 2.0 NE 0.2 37 521 0.0
1 PM 42 1.7 N 0.2 38 542 0.0
2 PM 42 1.8 NE 0.4 38 502 0.0
3 PM 43 1.8 N 1.1 37 406 0.0
4 PM 43 1.4 N 1.1 38 263 0.0
5 PM 44 1.2 NE 1.4 34 98 0.0
6 PM 44 1.4 NE 0.7 34 2 0.0
7 PM 45 1.7 NE 0.8 34 0 0.0
8 PM 44 1.8 N 0.1 36 0 0.0
9 PM 41 1.2 NE -0.2 43 0 0.0
10 PM 43 1.4 NE -0.1 39 0 0.0
11 PM 41 1.9 N -0.6 45 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 12/05/2016 9:43 AM  I   http://nature.nps.gov/air/data/current/data_GRCA-AS2.cfm   I  Email: Webmaster