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Current Ozone and Weather Data in National Parks


Theodore Roosevelt National Park - Visitor Center, ND
EPA AQS Site Number: 38-007-0002


Yesterday's Data   Data Timelines   Ozone Health Advisory  


Ozone Thursday December 18, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 26 23
1 AM 26 22
2 AM 25 21
3 AM 24 20
4 AM 24 20
5 AM 23 20
6 AM 22 20
7 AM 20 20
8 AM 19 21
9 AM 18 21
10 AM 17 21
11 AM 19 21
12 PM 25 21
1 PM 24 21
2 PM 24 20
3 PM 22 20
4 PM 20 --
5 PM 19 --
6 PM 20 --
7 PM 20 --
8 PM 20 --
Weather and Ozone Data Thursday December 18, 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 26 3.7 S -7.0 92 1 0.0
1 AM 26 3.6 S -6.8 93 1 0.0
2 AM 25 3.6 S -6.6 93 1 0.0
3 AM 24 3.1 S -6.5 93 0 0.0
4 AM 24 2.8 S -6.4 93 0 0.0
5 AM 23 3.4 S -6.2 93 0 0.0
6 AM 22 3.0 S -6.1 93 0 0.0
7 AM 20 2.5 S -5.9 93 0 0.0
8 AM 19 2.2 S -5.7 93 3 0.0
9 AM 18 1.9 S -5.0 94 21 0.0
10 AM 17 2.2 SW -4.1 94 55 0.0
11 AM 19 2.8 SW -3.3 95 75 0.0
12 PM 25 1.8 W -2.5 95 69 0.0
1 PM 24 2.0 SW -1.9 95 92 0.0
2 PM 24 1.9 W -1.3 92 181 0.0
3 PM 22 1.7 SW -0.2 87 222 0.0
4 PM 20 2.0 S 0.5 83 82 0.0
5 PM 19 2.8 S -0.3 86 2 0.0
6 PM 20 3.9 S -1.0 90 0 0.0
7 PM 20 5.1 S -1.4 92 0 0.0
8 PM 20 4.6 S -1.5 91 0 0.0
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updated on 12/18/2014 8:39 PM  I   http://www2.nature.nps.gov/air/data/current/data_THRO-VC.cfm   I  Email: Webmaster