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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 Friday October 20, 2017 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 48 43
1 AM 48 42
2 AM 46 41
3 AM 43 40
4 AM 42 40
5 AM 41 41
6 AM 40 41
7 AM 40 42
8 AM 40 42
9 AM 40 43
10 AM 40 44
11 AM 43 45
12 PM 44 45
1 PM 45 45
2 PM 45 44
3 PM 46 44
4 PM 46 43
5 PM 47 43
6 PM 46 42
7 PM 43 41
8 PM 42 41
9 PM 41 40
10 PM 41 40
11 PM 42 40
Weather and Ozone Data Friday October 20, 2017
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 48 2.2 SW 18.4 18 0 0.0
1 AM 48 2.3 W 18.0 19 0 0.0
2 AM 46 2.3 W 18.3 20 0 0.0
3 AM 43 2.4 W 19.1 20 0 0.0
4 AM 42 2.1 W 18.5 22 0 0.0
5 AM 41 2.1 W 17.6 24 0 0.0
6 AM 40 1.6 W 17.5 25 0 0.0
7 AM 40 2.1 W 17.7 26 0 0.0
8 AM 40 1.5 W 17.2 27 12 0.0
9 AM 40 1.6 W 17.9 27 141 0.0
10 AM 40 2.8 SW 20.1 24 344 0.0
11 AM 43 3.8 SW 21.9 22 482 0.0
12 PM 44 4.2 SW 23.0 21 573 0.0
1 PM 45 4.3 SW 24.4 20 609 0.0
2 PM 45 5.9 S 24.9 20 590 0.0
3 PM 46 5.8 S 25.4 20 512 0.0
4 PM 46 4.4 SW 25.3 20 379 0.0
5 PM 47 5.1 S 24.3 21 158 0.0
6 PM 46 2.6 SW 23.4 21 41 0.0
7 PM 43 1.0 W 21.0 22 1 0.0
8 PM 42 1.6 W 18.7 25 0 0.0
9 PM 41 1.8 SW 20.1 23 0 0.0
10 PM 41 2.5 W 19.7 23 0 0.0
11 PM 42 1.7 W 17.8 27 0 0.0
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updated on 10/21/2017 2:43 PM  I   http://nature.nps.gov/air/data/current/data_WICA-VC2.cfm   I  Email: Webmaster