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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 22, 2015 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 51 46
1 AM 50 44
2 AM 48 42
3 AM 47 41
4 AM 47 41
5 AM 46 41
6 AM 42 41
7 AM 39 42
8 AM 36 43
9 AM 37 46
10 AM 39 48
11 AM 45 50
12 PM 47 51
1 PM 47 52
2 PM 48 52
3 PM 52 53
4 PM 53 53
5 PM 55 53
6 PM 55 53
7 PM 53 52
8 PM 53 --
9 PM 53 --
10 PM 52 --
11 PM 51 --
Weather and Ozone Data Friday May 22, 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 51 1.0 NW 11.7 36 6 0.0
1 AM 50 0.8 NW 10.1 40 1 0.0
2 AM 48 0.6 W 8.5 44 1 0.0
3 AM 47 0.5 W 7.0 48 1 0.0
4 AM 47 0.7 NW 6.9 48 2 0.0
5 AM 46 0.6 SW 5.4 53 5 0.0
6 AM 42 0.8 NW 5.0 58 17 0.0
7 AM 39 0.7 NE 5.8 58 63 0.0
8 AM 36 1.0 E 7.9 52 184 0.0
9 AM 37 1.1 E 9.7 47 292 0.0
10 AM 39 1.0 E 11.7 46 365 0.0
11 AM 45 1.4 NE 14.8 37 528 0.0
12 PM 47 1.5 NE 15.9 33 516 0.0
1 PM 47 1.4 E 17.0 30 355 0.0
2 PM 48 1.7 NE 18.1 28 337 0.0
3 PM 52 1.9 SE 20.4 23 447 0.0
4 PM 53 2.8 S 22.3 20 632 0.0
5 PM 55 2.7 S 23.3 17 652 0.0
6 PM 55 2.7 S 23.2 17 551 0.0
7 PM 53 2.0 S 22.5 19 317 0.0
8 PM 53 1.9 S 22.3 20 253 0.0
9 PM 53 1.2 S 21.2 21 112 0.0
10 PM 52 1.2 W 19.4 24 45 0.0
11 PM 51 1.4 N 17.0 28 19 0.0
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updated on 05/23/2015 3:42 AM  I   http://www.nature.nps.gov/air/data/current/data_DENA-HQ2.cfm   I  Email: Webmaster