National Park Service Arrowhead
Explore Air

Current Ozone and Weather Data in National Parks


Denali National Park and Preserve - Headquarters, AK
EPA AQS Site Number: 02-290-0003


Today's Data   Data Timelines   Ozone Health Advisory  
Ozone Friday May 27, 2016 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 30 24
1 AM 29 21
2 AM 28 20
3 AM 26 22
4 AM 23 24
5 AM 22 27
6 AM 18 30
7 AM 18 34
8 AM 11 38
9 AM 18 42
10 AM 42 45
11 AM 46 45
12 PM 47 44
1 PM 47 43
2 PM 47 42
3 PM 47 41
4 PM 45 39
5 PM 42 38
6 PM 41 36
7 PM 39 35
8 PM 40 33
9 PM 39 31
10 PM 36 30
11 PM 36 28
Weather and Ozone Data Friday May 27, 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 30 0.8 W 6.0 83 2 --
1 AM 29 0.8 W 5.5 84 0 --
2 AM 28 0.8 NW 4.8 86 0 --
3 AM 26 0.7 NW 4.7 87 0 --
4 AM 23 1.0 W 4.8 86 1 --
5 AM 22 1.0 NW 4.8 85 4 --
6 AM 18 0.6 W 4.7 88 11 --
7 AM 18 0.6 SW 5.1 88 35 --
8 AM 11 0.6 E 5.6 87 76 --
9 AM 18 0.8 S 6.6 81 124 --
10 AM 42 0.9 S 8.0 65 220 --
11 AM 46 1.3 N 9.4 58 432 --
12 PM 47 1.8 NE 10.8 54 616 --
1 PM 47 3.1 NE 12.3 52 752 --
2 PM 47 4.1 NE 12.6 51 631 --
3 PM 47 3.8 NE 13.4 49 683 --
4 PM 45 3.5 NE 13.8 48 701 --
5 PM 42 3.2 NE 13.9 49 632 --
6 PM 41 3.0 NE 13.9 49 548 --
7 PM 39 2.8 NE 12.2 56 208 --
8 PM 40 1.7 N 13.1 52 281 --
9 PM 39 1.4 N 11.8 57 130 --
10 PM 36 0.9 S 9.5 67 22 --
11 PM 36 1.0 W 7.9 72 12 --
U.S. Department of the Interior Accessibility Freedom of Information Act USA.gov Search
Privacy Policy Disclaimer NPS Home Contact Us
updated on 05/28/2016 6:43 PM  I   http://nature.nps.gov/air/data/current/data_DENA-HQ2.cfm   I  Email: Webmaster