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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


Today's Data   Data Timelines   Ozone Health Advisory  
Ozone Sunday December 21, 2014 
Hour Ending
(Local Time)
1-Hour Average
(parts per billion)
8-Hour Average
(parts per billion)
12 AM 30 29
1 AM 30 29
2 AM 28 29
3 AM 30 29
4 AM 29 29
5 AM 31 29
6 AM 30 28
7 AM 31 28
8 AM 29 28
9 AM 29 28
10 AM 26 28
11 AM 27 28
12 PM 29 27
1 PM 28 26
2 PM 28 26
3 PM 28 25
4 PM 30 25
5 PM 28 24
6 PM 26 24
7 PM 24 23
8 PM 23 23
9 PM 23 23
10 PM 22 23
11 PM 24 23
Weather and Ozone Data Sunday December 21, 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 30 4.1 S -1.7 79 0 0.0
1 AM 30 4.9 S -1.4 76 0 0.0
2 AM 28 5.9 S -1.0 74 0 0.0
3 AM 30 6.2 S -1.1 76 0 0.0
4 AM 29 6.6 S -0.7 74 0 0.0
5 AM 31 6.3 S -1.1 76 0 0.0
6 AM 30 6.7 S -1.3 75 0 0.0
7 AM 31 6.5 S -1.1 75 0 0.0
8 AM 29 6.5 S -0.8 74 9 0.0
9 AM 29 6.3 S -0.4 73 90 0.0
10 AM 26 5.0 S 0.4 75 124 0.0
11 AM 27 5.5 S 2.0 69 85 0.0
12 PM 29 5.6 S 2.6 65 98 0.0
1 PM 28 5.8 S 3.6 61 108 0.0
2 PM 28 5.0 S 4.4 59 157 0.0
3 PM 28 4.6 S 4.3 62 58 0.0
4 PM 30 5.2 SW 3.1 89 9 0.6
5 PM 28 3.2 S 3.1 97 1 1.0
6 PM 26 2.7 SW 3.5 97 0 0.4
7 PM 24 3.5 SW 3.5 96 0 0.0
8 PM 23 4.5 W 3.5 95 0 0.0
9 PM 23 4.4 W 3.5 96 0 0.2
10 PM 22 5.4 W 3.5 94 0 0.3
11 PM 24 5.6 W 3.3 92 0 0.0
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updated on 12/22/2014 5:39 AM  I   http://www2.nature.nps.gov/air/data/current/data_THRO-VC2.cfm   I  Email: Webmaster