National Park Service Arrowhead
Explore Air

Current Ozone and Weather Data in National Parks


Wind Cave NP - Visitor Center, SD
EPA AQS Site Number: 46-033-0132


Today's Data   Data Timelines   Ozone Health Advisory  
Ozone Tuesday April 22, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 49 47
1 AM 50 46
2 AM 50 45
3 AM 49 44
4 AM 47 44
5 AM 47 44
6 AM 46 45
7 AM 43 45
8 AM 41 47
9 AM 42 48
10 AM 42 49
11 AM 47 51
12 PM 51 52
1 PM 50 52
2 PM 51 53
3 PM 53 53
4 PM 53 53
5 PM 51 53
6 PM 55 53
7 PM 56 53
8 PM 52 52
9 PM 53 52
10 PM 53 52
11 PM -- 51
Weather and Ozone Data Tuesday April 22, 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 49 2.1 N 11.0 36 0 0.0
1 AM 50 1.9 NW 11.1 35 0 0.0
2 AM 50 1.3 NW 10.8 35 0 0.0
3 AM 49 1.6 N 9.6 38 0 0.0
4 AM 47 1.7 N 8.8 40 0 0.0
5 AM 47 2.0 NW 8.6 41 0 0.0
6 AM 46 1.6 NW 8.6 41 1 0.0
7 AM 43 1.0 W 8.5 43 56 0.0
8 AM 41 1.0 SW 10.5 42 231 0.0
9 AM 42 2.0 S 12.7 41 325 0.0
10 AM 42 3.9 S 14.4 41 427 0.0
11 AM 47 3.6 S 17.0 35 524 --
12 PM 51 4.2 S 18.1 31 600 --
1 PM 50 4.9 S 19.3 33 883 0.0
2 PM 51 2.9 SW 20.2 31 465 0.0
3 PM 53 2.8 SW 21.1 31 406 0.0
4 PM 53 2.4 SW 21.2 31 182 0.0
5 PM 51 3.9 S 20.6 35 124 0.0
6 PM 55 2.3 W 19.6 38 57 0.0
7 PM 56 2.0 W 17.4 47 22 0.0
8 PM 52 1.4 SW 16.9 48 8 0.0
9 PM 53 0.9 SE 16.3 49 0 0.0
10 PM 53 0.9 N 15.5 52 0 0.0
11 PM -- 1.1 N 15.0 55 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 04/23/2014 7:44 PM  I   http://www.nature.nps.gov/air/data/current/data_WICA-VC2.cfm   I  Email: Webmaster